├── .gitignore ├── .idea ├── codeStyles │ └── Project.xml ├── compiler.xml ├── encodings.xml ├── gradle.xml └── misc.xml ├── LICENSE ├── README.md ├── build.gradle ├── chapter1 ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── plattysoft │ │ └── sampleapp │ │ └── MainActivity.kt │ └── res │ └── values │ └── strings.xml ├── chapter2-RainbowHAT ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── plattysoft │ │ └── androidthingssamples │ │ ├── buttons │ │ ├── ButtonDriverActivity.kt │ │ ├── ButtonInputDriverActivity.kt │ │ ├── SingleButtonDriverActivity.kt │ │ └── SingleButtonInputDriverActivity.kt │ │ ├── buzzer │ │ └── PianoActivity.kt │ │ ├── lcd │ │ ├── Marquee.kt │ │ └── MarqueeLcdActivity.kt │ │ ├── led │ │ ├── BlinkCoroutineActivity.kt │ │ ├── BlinkHandlerActivity.kt │ │ ├── BlinkLoopActivity.kt │ │ ├── BlinkThreadActivity.kt │ │ └── BlinkTimerActivity.kt │ │ ├── ledstrip │ │ ├── KnightRiderActivity.kt │ │ └── KnightRiderSimpleActivity.kt │ │ └── temperatureDisplay │ │ ├── AllSensorsDriverActivity.kt │ │ ├── PressureDisplayActivity.kt │ │ ├── TemperatureDisplayActivity.kt │ │ └── TemperatureSensorDriverActivity.kt │ └── res │ └── values │ └── strings.xml ├── chapter3-gpio ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── plattysoft │ │ └── gpiosamples │ │ ├── BlinkTimerActivity.kt │ │ ├── BoardDefaults.kt │ │ ├── ButtonDriverActivity.kt │ │ ├── ButtonGpioActivity.kt │ │ ├── ButtonInputDriverActivity.kt │ │ ├── DistanceSensorActivity.kt │ │ ├── DistanceSensorDriverActivity.kt │ │ ├── LCDClockActivity.kt │ │ ├── Motor.kt │ │ ├── RobotCarActivity.kt │ │ └── StepperMotorActivity.kt │ └── res │ └── values │ └── strings.xml ├── chapter4-pwm ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── plattysoft │ │ └── pwmsamples │ │ ├── BoardDefaults.kt │ │ ├── LedBrightnessActivity.kt │ │ ├── PianoPwmActivity.kt │ │ ├── PianoSpeakerActivity.kt │ │ └── ServoActivity.kt │ └── res │ └── values │ └── strings.xml ├── chapter5-i2c ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── plattysoft │ │ └── i2csamples │ │ ├── BoardDefaults.kt │ │ ├── I2cUtils.kt │ │ ├── LcdDisplayActivity.kt │ │ ├── LedActivity.kt │ │ ├── Mpu6050Activity.kt │ │ ├── Pca9685ServoActivity.kt │ │ ├── RgbLedActivity.kt │ │ ├── ScanI2cActivity.kt │ │ ├── Ssd1306Activity.kt │ │ └── TemperatureDisplayActivity.kt │ └── res │ └── values │ ├── colors.xml │ ├── strings.xml │ └── styles.xml ├── chapter6-spi ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── plattysoft │ │ └── spisamples │ │ ├── BoardDefaults.kt │ │ ├── LedMatrixActivity.kt │ │ └── Ssd1306OverSpiActivity.kt │ └── res │ └── values │ ├── colors.xml │ ├── strings.xml │ └── styles.xml ├── chapter7-android-ui ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── plattysoft │ │ └── androidui │ │ └── MainActivity.kt │ └── res │ ├── layout │ └── activity_main.xml │ └── values │ ├── colors.xml │ ├── strings.xml │ └── styles.xml ├── chapter7-api-mobile ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── plattysoft │ │ └── api │ │ └── mobile │ │ ├── LedValue.kt │ │ ├── MainActivity.kt │ │ ├── TemperatureResponse.kt │ │ └── ThingsApi.kt │ └── res │ ├── drawable-v24 │ └── ic_launcher_foreground.xml │ ├── drawable │ └── ic_launcher_background.xml │ ├── layout │ └── activity_main.xml │ ├── mipmap-anydpi-v26 │ ├── ic_launcher.xml │ └── ic_launcher_round.xml │ ├── mipmap-hdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ ├── mipmap-mdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ ├── mipmap-xhdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ ├── mipmap-xxhdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ ├── mipmap-xxxhdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ └── values │ ├── colors.xml │ ├── strings.xml │ └── styles.xml ├── chapter7-api-things ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── plattysoft │ │ └── api │ │ └── things │ │ ├── ApiListener.kt │ │ ├── ApiServer.kt │ │ └── MainActivity.kt │ └── res │ └── values │ └── strings.xml ├── chapter7-firebase-mobile ├── .gitignore ├── build.gradle ├── google-services.json ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── plattysoft │ │ └── firebase │ │ └── mobile │ │ └── MainActivity.kt │ └── res │ ├── drawable-v24 │ └── ic_launcher_foreground.xml │ ├── drawable │ └── ic_launcher_background.xml │ ├── layout │ └── activity_main.xml │ ├── mipmap-anydpi-v26 │ ├── ic_launcher.xml │ └── ic_launcher_round.xml │ ├── mipmap-hdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ ├── mipmap-mdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ ├── mipmap-xhdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ ├── mipmap-xxhdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ ├── mipmap-xxxhdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ └── values │ ├── colors.xml │ ├── strings.xml │ └── styles.xml ├── chapter7-firebase-things ├── .gitignore ├── build.gradle ├── google-services.json ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── plattysoft │ │ └── firebase │ │ └── things │ │ └── MainActivity.kt │ └── res │ └── values │ └── strings.xml ├── chapter7-nearby-mobile ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── plattysoft │ │ └── nearby │ │ └── mobile │ │ └── MainActivity.kt │ └── res │ ├── drawable-v24 │ └── ic_launcher_foreground.xml │ ├── drawable │ └── ic_launcher_background.xml │ ├── layout │ └── activity_main.xml │ ├── mipmap-anydpi-v26 │ ├── ic_launcher.xml │ └── ic_launcher_round.xml │ ├── mipmap-hdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ ├── mipmap-mdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ ├── mipmap-xhdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ ├── mipmap-xxhdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ ├── mipmap-xxxhdpi │ ├── ic_launcher.png │ └── ic_launcher_round.png │ └── values │ ├── colors.xml │ ├── strings.xml │ └── styles.xml ├── chapter7-nearby-things ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── plattysoft │ │ └── nearby │ │ └── things │ │ └── MainActivity.kt │ └── res │ └── values │ └── strings.xml ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/libraries 5 | /.idea/modules.xml 6 | /.idea/workspace.xml 7 | .DS_Store 8 | /build 9 | /captures 10 | .externalNativeBuild 11 | -------------------------------------------------------------------------------- /.idea/codeStyles/Project.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 15 | 16 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | -------------------------------------------------------------------------------- /.idea/compiler.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 16 | -------------------------------------------------------------------------------- /.idea/encodings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 29 | 30 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 17 | 27 | 28 | 29 | 30 | 31 | 32 | 34 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2018 Packt 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | // Top-level build file where you can add configuration options common to all sub-projects/modules. 2 | 3 | buildscript { 4 | ext.kotlin_version = '1.2.50' 5 | repositories { 6 | google() 7 | jcenter() 8 | } 9 | dependencies { 10 | classpath 'com.android.tools.build:gradle:3.1.3' 11 | classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version" 12 | classpath 'com.google.gms:google-services:4.0.1' 13 | 14 | // NOTE: Do not place your application dependencies here; they belong 15 | // in the individual module build.gradle files 16 | } 17 | } 18 | 19 | allprojects { 20 | repositories { 21 | google() 22 | jcenter() 23 | // maven { 24 | // url "https://dl.bintray.com/plattysoft/PlattyThings" 25 | // } 26 | } 27 | } 28 | 29 | task clean(type: Delete) { 30 | delete rootProject.buildDir 31 | } 32 | -------------------------------------------------------------------------------- /chapter1/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /chapter1/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | apply plugin: 'kotlin-android' 3 | apply plugin: 'kotlin-android-extensions' 4 | android { 5 | compileSdkVersion 27 6 | 7 | 8 | defaultConfig { 9 | applicationId "com.plattysoft.sampleapp" 10 | minSdkVersion 27 11 | targetSdkVersion 27 12 | versionCode 1 13 | versionName "1.0" 14 | 15 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 16 | 17 | } 18 | 19 | buildTypes { 20 | release { 21 | minifyEnabled false 22 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 23 | } 24 | } 25 | 26 | } 27 | 28 | dependencies { 29 | implementation fileTree(dir: 'libs', include: ['*.jar']) 30 | implementation 'com.android.support:support-v4:27.1.1' 31 | testImplementation 'junit:junit:4.12' 32 | androidTestImplementation 'com.android.support.test:runner:1.0.2' 33 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2' 34 | compileOnly 'com.google.android.things:androidthings:+' 35 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" 36 | } 37 | -------------------------------------------------------------------------------- /chapter1/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /chapter1/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | -------------------------------------------------------------------------------- /chapter1/src/main/java/com/plattysoft/sampleapp/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.sampleapp 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | 6 | private val TAG = MainActivity::class.java.simpleName 7 | 8 | class MainActivity : Activity() { 9 | 10 | override fun onCreate(savedInstanceState: Bundle?) { 11 | super.onCreate(savedInstanceState) 12 | } 13 | 14 | override fun onDestroy() { 15 | super.onDestroy() 16 | } 17 | 18 | } 19 | -------------------------------------------------------------------------------- /chapter1/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | sampleApp 3 | 4 | -------------------------------------------------------------------------------- /chapter2-RainbowHAT/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /chapter2-RainbowHAT/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | apply plugin: 'kotlin-android' 4 | 5 | apply plugin: 'kotlin-android-extensions' 6 | 7 | android { 8 | compileSdkVersion 27 9 | defaultConfig { 10 | applicationId "com.plattysoft.androidthingssamples" 11 | minSdkVersion 27 12 | targetSdkVersion 27 13 | versionCode 1 14 | versionName "1.0" 15 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 16 | } 17 | buildTypes { 18 | release { 19 | minifyEnabled false 20 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 21 | } 22 | } 23 | } 24 | 25 | dependencies { 26 | implementation fileTree(dir: 'libs', include: ['*.jar']) 27 | implementation 'com.android.support:support-v4:27.1.1' 28 | testImplementation 'junit:junit:4.12' 29 | androidTestImplementation 'com.android.support.test:runner:1.0.1' 30 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1' 31 | 32 | compileOnly 'com.google.android.things:androidthings:+' 33 | implementation 'com.google.android.things.contrib:driver-rainbowhat:+' 34 | 35 | implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:0.22.5" 36 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" 37 | } 38 | -------------------------------------------------------------------------------- /chapter2-RainbowHAT/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/buttons/ButtonDriverActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.buttons 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import com.google.android.things.contrib.driver.button.Button 6 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 7 | import com.google.android.things.pio.Gpio 8 | 9 | /** 10 | * Created by Raul Portales on 28/04/18. 11 | */ 12 | class ButtonDriverActivity : Activity() { 13 | 14 | private lateinit var redLed: Gpio 15 | private lateinit var greenLed: Gpio 16 | private lateinit var blueLed: Gpio 17 | 18 | private lateinit var buttonA: Button 19 | private lateinit var buttonB: Button 20 | private lateinit var buttonC: Button 21 | 22 | override fun onCreate(savedInstanceState: Bundle?) { 23 | super.onCreate(savedInstanceState) 24 | 25 | redLed = RainbowHat.openLedRed() 26 | greenLed = RainbowHat.openLedGreen() 27 | blueLed = RainbowHat.openLedBlue() 28 | 29 | buttonA = RainbowHat.openButtonA() 30 | buttonB = RainbowHat.openButtonB() 31 | buttonC = RainbowHat.openButtonC() 32 | 33 | buttonA.setOnButtonEventListener { button: Button, state: Boolean -> 34 | redLed.value = state 35 | } 36 | buttonB.setOnButtonEventListener { button: Button, state: Boolean -> 37 | greenLed.value = state 38 | } 39 | buttonC.setOnButtonEventListener { button: Button, state: Boolean -> 40 | blueLed.value = state 41 | } 42 | } 43 | 44 | override fun onDestroy() { 45 | super.onDestroy() 46 | 47 | redLed.close() 48 | greenLed.close() 49 | blueLed.close() 50 | 51 | buttonA.close() 52 | buttonB.close() 53 | buttonC.close() 54 | } 55 | } -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/buttons/ButtonInputDriverActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.buttons 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.view.KeyEvent 6 | import android.view.KeyEvent.* 7 | import com.google.android.things.contrib.driver.button.ButtonInputDriver 8 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 9 | import com.google.android.things.pio.Gpio 10 | 11 | /** 12 | * Created by Raul Portales on 28/04/18. 13 | */ 14 | class ButtonInputDriverActivity : Activity() { 15 | 16 | private lateinit var redLed: Gpio 17 | private lateinit var greenLed: Gpio 18 | private lateinit var blueLed: Gpio 19 | 20 | private lateinit var buttonA: ButtonInputDriver 21 | private lateinit var buttonB: ButtonInputDriver 22 | private lateinit var buttonC: ButtonInputDriver 23 | 24 | override fun onCreate(savedInstanceState: Bundle?) { 25 | super.onCreate(savedInstanceState) 26 | 27 | redLed = RainbowHat.openLedRed() 28 | greenLed = RainbowHat.openLedGreen() 29 | blueLed = RainbowHat.openLedBlue() 30 | 31 | buttonA = RainbowHat.createButtonAInputDriver(KeyEvent.KEYCODE_A) 32 | buttonB = RainbowHat.createButtonBInputDriver(KeyEvent.KEYCODE_B) 33 | buttonC = RainbowHat.createButtonCInputDriver(KeyEvent.KEYCODE_C) 34 | 35 | buttonA.register() 36 | buttonB.register() 37 | buttonC.register() 38 | } 39 | 40 | override fun onKeyDown(keyCode: Int, event: KeyEvent?): Boolean { 41 | val led = getLedForKeycode(keyCode) 42 | if (led != null) { 43 | led.value = true 44 | return true 45 | } else { 46 | return super.onKeyDown(keyCode, event) 47 | } 48 | } 49 | 50 | override fun onKeyUp(keyCode: Int, event: KeyEvent?): Boolean { 51 | val led = getLedForKeycode(keyCode) 52 | if (led != null) { 53 | led.value = false 54 | return true 55 | } else { 56 | return super.onKeyUp(keyCode, event) 57 | } 58 | } 59 | 60 | private fun getLedForKeycode(keyCode: Int): Gpio? { 61 | when (keyCode) { 62 | KEYCODE_A -> { 63 | return redLed 64 | } 65 | KEYCODE_B -> { 66 | return greenLed 67 | } 68 | KEYCODE_C -> { 69 | return blueLed 70 | } 71 | else -> { 72 | return null 73 | } 74 | } 75 | } 76 | 77 | override fun onDestroy() { 78 | super.onDestroy() 79 | 80 | redLed.close() 81 | greenLed.close() 82 | blueLed.close() 83 | 84 | buttonA.unregister() 85 | buttonB.unregister() 86 | buttonC.unregister() 87 | } 88 | } -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/buttons/SingleButtonDriverActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.buttons 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import com.google.android.things.contrib.driver.button.Button 6 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 7 | import com.google.android.things.pio.Gpio 8 | 9 | /** 10 | * Created by Raul Portales on 28/04/18. 11 | */ 12 | class SingleButtonDriverActivity : Activity() { 13 | 14 | private lateinit var redLed: Gpio 15 | 16 | private lateinit var buttonA: Button 17 | 18 | override fun onCreate(savedInstanceState: Bundle?) { 19 | super.onCreate(savedInstanceState) 20 | 21 | redLed = RainbowHat.openLedRed() 22 | 23 | buttonA = RainbowHat.openButtonA() 24 | buttonA.setOnButtonEventListener { button: Button, state: Boolean -> 25 | redLed.value = state 26 | } 27 | } 28 | 29 | override fun onDestroy() { 30 | super.onDestroy() 31 | redLed.close() 32 | buttonA.close() 33 | } 34 | } -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/buttons/SingleButtonInputDriverActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.buttons 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.view.KeyEvent 6 | import android.view.KeyEvent.* 7 | import com.google.android.things.contrib.driver.button.ButtonInputDriver 8 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 9 | import com.google.android.things.pio.Gpio 10 | 11 | /** 12 | * Created by Raul Portales on 28/04/18. 13 | */ 14 | class SingleButtonInputDriverActivity : Activity() { 15 | 16 | private lateinit var redLed: Gpio 17 | private lateinit var buttonInputDriverA: ButtonInputDriver 18 | 19 | override fun onCreate(savedInstanceState: Bundle?) { 20 | super.onCreate(savedInstanceState) 21 | 22 | redLed = RainbowHat.openLedRed() 23 | buttonInputDriverA = RainbowHat.createButtonAInputDriver(KeyEvent.KEYCODE_A) 24 | buttonInputDriverA.register() 25 | } 26 | 27 | override fun onKeyDown(keyCode: Int, event: KeyEvent?): Boolean { 28 | if (keyCode == KEYCODE_A) { 29 | redLed.value = true 30 | return true 31 | } else { 32 | return super.onKeyDown(keyCode, event) 33 | } 34 | } 35 | 36 | override fun onKeyUp(keyCode: Int, event: KeyEvent?): Boolean { 37 | if (keyCode == KEYCODE_A) { 38 | redLed.value = false 39 | return true 40 | } else { 41 | return super.onKeyUp(keyCode, event) 42 | } 43 | } 44 | 45 | override fun onDestroy() { 46 | super.onDestroy() 47 | redLed.close() 48 | buttonInputDriverA.unregister() 49 | } 50 | } -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/buzzer/PianoActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.buzzer 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.view.KeyEvent 6 | import android.view.KeyEvent.* 7 | import com.google.android.things.contrib.driver.button.ButtonInputDriver 8 | import com.google.android.things.contrib.driver.pwmspeaker.Speaker 9 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 10 | 11 | /** 12 | * Created by Raul Portales on 29/04/18. 13 | */ 14 | class PianoActivity : Activity() { 15 | 16 | private lateinit var buttonA: ButtonInputDriver 17 | private lateinit var buttonB: ButtonInputDriver 18 | private lateinit var buttonC: ButtonInputDriver 19 | 20 | private lateinit var buzzer: Speaker 21 | 22 | private val frequencies = hashMapOf( 23 | KEYCODE_A to 1000.0, 24 | KEYCODE_B to 3000.0, 25 | KEYCODE_C to 5000.0) 26 | 27 | override fun onCreate(savedInstanceState: Bundle?) { 28 | super.onCreate(savedInstanceState) 29 | 30 | buzzer = RainbowHat.openPiezo() 31 | 32 | buttonA = RainbowHat.createButtonAInputDriver(KEYCODE_A) 33 | buttonB = RainbowHat.createButtonBInputDriver(KEYCODE_B) 34 | buttonC = RainbowHat.createButtonCInputDriver(KEYCODE_C) 35 | 36 | buttonA.register() 37 | buttonB.register() 38 | buttonC.register() 39 | } 40 | 41 | override fun onKeyDown(keyCode: Int, event: KeyEvent?): Boolean { 42 | val freqToPlay = frequencies[keyCode] 43 | if (freqToPlay != null) { 44 | buzzer.play(freqToPlay) 45 | return true 46 | } else { 47 | return false 48 | } 49 | } 50 | 51 | override fun onKeyUp(keyCode: Int, event: KeyEvent?): Boolean { 52 | buzzer.stop() 53 | return true 54 | } 55 | 56 | override fun onDestroy() { 57 | super.onDestroy() 58 | 59 | buzzer.close() 60 | 61 | buttonA.unregister() 62 | buttonB.unregister() 63 | buttonC.unregister() 64 | } 65 | } -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/lcd/Marquee.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.lcd 2 | 3 | 4 | import com.google.android.things.contrib.driver.ht16k33.AlphanumericDisplay 5 | import com.google.android.things.contrib.driver.ht16k33.Ht16k33 6 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 7 | 8 | import java.util.Timer 9 | import kotlin.concurrent.timerTask 10 | 11 | /** 12 | * Created by rportales on 03/05/2017. 13 | */ 14 | 15 | class Marquee : AutoCloseable { 16 | 17 | companion object { 18 | private const val MARQUEE_INTERVAL: Long = 800 19 | private const val LCD_LENGTH = 4 20 | private const val PADDING = " " 21 | } 22 | 23 | private var timer: Timer? = null 24 | private var currentMarqueePos: Int = 0 25 | private var marqueeText: String = "" 26 | 27 | private val display: AlphanumericDisplay 28 | 29 | init { 30 | display = RainbowHat.openDisplay() 31 | display.setEnabled(true) 32 | display.setBrightness(Ht16k33.HT16K33_BRIGHTNESS_MAX) 33 | } 34 | 35 | override fun close() { 36 | stop() 37 | display.close() 38 | } 39 | 40 | fun stop() { 41 | if (timer != null) { 42 | timer!!.cancel() 43 | timer!!.purge() 44 | timer = null 45 | } 46 | } 47 | 48 | fun displayText(text: String) { 49 | marqueeText = PADDING + text + PADDING 50 | currentMarqueePos = 0 51 | stop() 52 | timer = Timer() 53 | timer!!.schedule(timerTask { 54 | updateMarquee() 55 | }, 0, MARQUEE_INTERVAL) 56 | } 57 | 58 | private fun updateMarquee() { 59 | // In this display, the character '.' does not count as such (unless consecutive) 60 | // The length of the string to display depends on the number of dots there 61 | if (marqueeText[currentMarqueePos] == '.') { 62 | currentMarqueePos++ 63 | } 64 | val displayText = splitString(marqueeText, currentMarqueePos) 65 | display.display(displayText) 66 | 67 | currentMarqueePos++ 68 | if (currentMarqueePos + displayText.length >= marqueeText.length) { 69 | currentMarqueePos = 0 70 | } 71 | } 72 | 73 | private fun splitString(string: String, startPos: Int): String { 74 | var currentPos = startPos 75 | for (numProperCharacters in 0 until LCD_LENGTH) { 76 | // A dot after the current character is considered part of the character 77 | if (string.length > currentPos + 1 && string[currentPos + 1] == '.') { 78 | currentPos++ 79 | } 80 | currentPos++ 81 | } 82 | return string.substring(startPos, currentPos) 83 | } 84 | } -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/lcd/MarqueeLcdActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.lcd 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | 6 | /** 7 | * Created by Raul Portales on 29/04/18. 8 | */ 9 | class MarqueeLcdActivity : Activity() { 10 | 11 | private lateinit var marquee: Marquee 12 | 13 | override fun onCreate(savedInstanceState: Bundle?) { 14 | super.onCreate(savedInstanceState) 15 | marquee = Marquee() 16 | marquee.displayText("SOMETHING LONG") 17 | } 18 | } -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/led/BlinkCoroutineActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.led 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 6 | import com.google.android.things.pio.Gpio 7 | import kotlinx.coroutines.experimental.* 8 | 9 | class BlinkCoroutineActivity : Activity() { 10 | 11 | private lateinit var led: Gpio 12 | private lateinit var job: Job 13 | 14 | override fun onCreate(savedInstanceState: Bundle?) { 15 | super.onCreate(savedInstanceState) 16 | setup() 17 | job = launch { 18 | while (isActive) { 19 | loop() 20 | } 21 | } 22 | } 23 | 24 | private fun setup() { 25 | led = RainbowHat.openLedGreen() 26 | } 27 | 28 | private suspend fun loop() { 29 | led.value = !led.value 30 | delay(1000) 31 | } 32 | 33 | override fun onDestroy() { 34 | super.onDestroy() 35 | job.cancel() 36 | led.close() 37 | } 38 | } 39 | -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/led/BlinkHandlerActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.led 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.os.Handler 6 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 7 | import com.google.android.things.pio.Gpio 8 | 9 | class BlinkHandlerActivity : Activity() { 10 | 11 | private lateinit var led: Gpio 12 | private val handler = Handler() 13 | 14 | private val ledRunnable = object : Runnable { 15 | override fun run() { 16 | led.value = !led.value 17 | handler.postDelayed(this, 1000) 18 | } 19 | } 20 | 21 | override fun onCreate(savedInstanceState: Bundle?) { 22 | super.onCreate(savedInstanceState) 23 | led = RainbowHat.openLedGreen() 24 | handler.post(ledRunnable) 25 | } 26 | 27 | override fun onDestroy() { 28 | super.onDestroy() 29 | handler.removeCallbacks(ledRunnable) 30 | led.close() 31 | } 32 | 33 | } 34 | -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/led/BlinkLoopActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.led 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 6 | import com.google.android.things.pio.Gpio 7 | 8 | class BlinkLoopActivity : Activity() { 9 | 10 | private lateinit var led: Gpio 11 | 12 | override fun onCreate(savedInstanceState: Bundle?) { 13 | super.onCreate(savedInstanceState) 14 | setup() 15 | while (true) { 16 | loop() 17 | } 18 | } 19 | 20 | private fun setup() { 21 | led = RainbowHat.openLedRed() 22 | } 23 | 24 | private fun loop() { 25 | led.value = !led.value 26 | Thread.sleep(1000) 27 | } 28 | 29 | override fun onDestroy() { 30 | super.onDestroy() 31 | led.close() 32 | } 33 | 34 | } 35 | -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/led/BlinkThreadActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.led 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 6 | import com.google.android.things.pio.Gpio 7 | 8 | class BlinkThreadActivity : Activity() { 9 | 10 | private lateinit var led: Gpio 11 | 12 | private val thread = Thread { 13 | while (true) { 14 | loop() 15 | } 16 | } 17 | 18 | override fun onCreate(savedInstanceState: Bundle?) { 19 | super.onCreate(savedInstanceState) 20 | setup() 21 | thread.start() 22 | } 23 | 24 | private fun setup() { 25 | led = RainbowHat.openLedGreen() 26 | } 27 | 28 | private fun loop() { 29 | led.value = !led.value 30 | Thread.sleep(1000) 31 | } 32 | 33 | override fun onDestroy() { 34 | super.onDestroy() 35 | thread.interrupt() 36 | led.close() 37 | } 38 | 39 | } 40 | -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/led/BlinkTimerActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.led 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 6 | import com.google.android.things.pio.Gpio 7 | import java.util.* 8 | import kotlin.concurrent.timerTask 9 | 10 | class BlinkTimerActivity : Activity() { 11 | 12 | private lateinit var led: Gpio 13 | private val timer = Timer() 14 | 15 | override fun onCreate(savedInstanceState: Bundle?) { 16 | super.onCreate(savedInstanceState) 17 | led = RainbowHat.openLedGreen() 18 | timer.schedule(timerTask { 19 | led.value = !led.value 20 | }, 0, 1000) 21 | } 22 | 23 | override fun onDestroy() { 24 | super.onDestroy() 25 | timer.cancel() 26 | timer.purge() 27 | led.close() 28 | } 29 | 30 | } 31 | -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/ledstrip/KnightRiderActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.ledstrip 2 | 3 | import android.app.Activity 4 | import android.graphics.Color 5 | import android.os.Bundle 6 | import android.view.KeyEvent 7 | import com.google.android.things.contrib.driver.apa102.Apa102 8 | import com.google.android.things.contrib.driver.button.ButtonInputDriver 9 | import com.google.android.things.contrib.driver.ht16k33.Ht16k33 10 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 11 | import java.util.* 12 | import kotlin.concurrent.timerTask 13 | 14 | 15 | /** 16 | * Created by Raul Portales on 06/05/18. 17 | */ 18 | class KnightRiderActivity : Activity() { 19 | 20 | companion object { 21 | private const val MIN_INTERVAL = 25 22 | private const val MAX_INTERVAL = 400 23 | } 24 | 25 | private var timer: Timer? = null 26 | private var goingUp = true 27 | private var currentPos = 0 28 | private var interval: Long = 200 29 | 30 | private lateinit var inputDriverA: ButtonInputDriver 31 | private lateinit var inputDriverB: ButtonInputDriver 32 | private lateinit var inputDriverC: ButtonInputDriver 33 | 34 | private lateinit var ledStrip: Apa102 35 | 36 | private val colors = IntArray(RainbowHat.LEDSTRIP_LENGTH) 37 | 38 | override fun onCreate(savedInstanceState: Bundle?) { 39 | super.onCreate(savedInstanceState) 40 | 41 | val alphanumericDisplay = RainbowHat.openDisplay() 42 | alphanumericDisplay.setBrightness(Ht16k33.HT16K33_BRIGHTNESS_MAX) 43 | alphanumericDisplay.setEnabled(true) 44 | alphanumericDisplay.display("KITT") 45 | alphanumericDisplay.close() 46 | 47 | ledStrip = RainbowHat.openLedStrip() 48 | ledStrip.brightness = 31 49 | ledStrip.direction = Apa102.Direction.NORMAL 50 | 51 | inputDriverA = RainbowHat.createButtonAInputDriver(KeyEvent.KEYCODE_A) 52 | inputDriverA.register() 53 | inputDriverB = RainbowHat.createButtonBInputDriver(KeyEvent.KEYCODE_B) 54 | inputDriverB.register() 55 | inputDriverC = RainbowHat.createButtonCInputDriver(KeyEvent.KEYCODE_C) 56 | inputDriverC.register() 57 | } 58 | 59 | override fun onKeyUp(keyCode: Int, event: KeyEvent): Boolean { 60 | if (keyCode == KeyEvent.KEYCODE_A) { 61 | if (timer == null) { 62 | startTimer() 63 | } else { 64 | stopTimer() 65 | } 66 | } else if (keyCode == KeyEvent.KEYCODE_B) { 67 | if (interval > MIN_INTERVAL) { 68 | interval /= 2 69 | restartTimer() 70 | } 71 | } else if (keyCode == KeyEvent.KEYCODE_C) { 72 | if (interval < MAX_INTERVAL) { 73 | interval *= 2 74 | restartTimer() 75 | } 76 | } 77 | return super.onKeyUp(keyCode, event) 78 | } 79 | 80 | override fun onDestroy() { 81 | super.onDestroy() 82 | stopTimer() 83 | 84 | inputDriverA.unregister() 85 | inputDriverB.unregister() 86 | inputDriverC.unregister() 87 | 88 | ledStrip.close() 89 | } 90 | 91 | private fun restartTimer() { 92 | stopTimer() 93 | startTimer() 94 | } 95 | 96 | private fun stopTimer() { 97 | if (timer != null) { 98 | timer!!.cancel() 99 | timer = null 100 | } 101 | } 102 | 103 | private fun startTimer() { 104 | timer = Timer() 105 | timer!!.schedule(timerTask { 106 | knightRider() 107 | }, interval, interval) 108 | } 109 | 110 | private fun knightRider() { 111 | updateCurrentPos() 112 | updateLedStrip() 113 | } 114 | 115 | private fun updateCurrentPos() { 116 | if (goingUp) { 117 | currentPos++ 118 | if (currentPos == RainbowHat.LEDSTRIP_LENGTH - 1) { 119 | goingUp = false 120 | } 121 | } else { 122 | currentPos-- 123 | if (currentPos == 0) { 124 | goingUp = true 125 | } 126 | } 127 | } 128 | 129 | private fun updateLedStrip() { 130 | for (i in colors.indices) { 131 | if (i == currentPos) { 132 | colors[i] = Color.RED 133 | } else { 134 | colors[i] = Color.TRANSPARENT 135 | } 136 | } 137 | ledStrip.write(colors) 138 | } 139 | } -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/ledstrip/KnightRiderSimpleActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.ledstrip 2 | 3 | import android.app.Activity 4 | import android.graphics.Color 5 | import android.os.Bundle 6 | import com.google.android.things.contrib.driver.apa102.Apa102 7 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 8 | import java.util.* 9 | import kotlin.concurrent.timerTask 10 | 11 | 12 | /** 13 | * Created by Raul Portales on 06/05/18. 14 | */ 15 | class KnightRiderSimpleActivity : Activity() { 16 | private val timer: Timer = Timer() 17 | private var goingUp = true 18 | private var currentPos = 0 19 | private val interval: Long = 100 20 | 21 | private val colors = IntArray(RainbowHat.LEDSTRIP_LENGTH) 22 | private lateinit var ledStrip: Apa102 23 | 24 | override fun onCreate(savedInstanceState: Bundle?) { 25 | super.onCreate(savedInstanceState) 26 | 27 | ledStrip = RainbowHat.openLedStrip() 28 | ledStrip.brightness = Apa102.MAX_BRIGHTNESS 29 | ledStrip.direction = Apa102.Direction.NORMAL 30 | 31 | timer.schedule(timerTask { 32 | knightRider() 33 | }, 0, interval) 34 | } 35 | 36 | override fun onDestroy() { 37 | super.onDestroy() 38 | timer.cancel() 39 | ledStrip.close() 40 | } 41 | 42 | private fun knightRider() { 43 | updateCurrentPos() 44 | updateLedStrip() 45 | } 46 | 47 | private fun updateCurrentPos() { 48 | if (goingUp) { 49 | currentPos++ 50 | if (currentPos == RainbowHat.LEDSTRIP_LENGTH - 1) { 51 | goingUp = false 52 | } 53 | } else { 54 | currentPos-- 55 | if (currentPos == 0) { 56 | goingUp = true 57 | } 58 | } 59 | } 60 | 61 | private fun updateLedStrip() { 62 | for (i in colors.indices) { 63 | if (i == currentPos) { 64 | colors[i] = Color.RED 65 | } else { 66 | colors[i] = Color.TRANSPARENT 67 | } 68 | } 69 | ledStrip.write(colors) 70 | } 71 | } -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/temperatureDisplay/AllSensorsDriverActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.temperatureDisplay 2 | 3 | import android.app.Activity 4 | import android.content.ContentValues.TAG 5 | import android.content.Context 6 | import android.hardware.Sensor 7 | import android.hardware.SensorEvent 8 | import android.hardware.SensorEventListener 9 | import android.hardware.SensorManager 10 | import android.os.Bundle 11 | import android.util.Log 12 | import com.google.android.things.contrib.driver.bmx280.Bmx280SensorDriver 13 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 14 | 15 | /** 16 | * Created by Raul Portales on 07/05/18. 17 | */ 18 | class AllSensorsDriverActivity : Activity() { 19 | 20 | private val sensorCallback = object : SensorManager.DynamicSensorCallback() { 21 | override fun onDynamicSensorConnected(sensor: Sensor?) { 22 | if (sensor?.type == Sensor.TYPE_AMBIENT_TEMPERATURE) { 23 | registerTemperatureListener(sensor) 24 | } 25 | if (sensor?.type == Sensor.TYPE_PRESSURE) { 26 | registerPressureListener(sensor) 27 | } 28 | } 29 | } 30 | 31 | private val temperatureSensorListener = object : SensorEventListener { 32 | override fun onSensorChanged(event: SensorEvent) { 33 | Log.i(TAG, "temperature changed: ${event.values[0]}") 34 | } 35 | 36 | override fun onAccuracyChanged(sensor: Sensor, accuracy: Int) { 37 | Log.i(TAG, "accuracy changed: $accuracy") 38 | } 39 | } 40 | 41 | private val pressureSensorListener = object : SensorEventListener { 42 | override fun onSensorChanged(event: SensorEvent) { 43 | Log.i(TAG, "pressure changed: ${event.values[0]}") 44 | } 45 | 46 | override fun onAccuracyChanged(sensor: Sensor, accuracy: Int) { 47 | Log.i(TAG, "accuracy changed: $accuracy") 48 | } 49 | } 50 | 51 | private lateinit var sensorManager: SensorManager 52 | private lateinit var sensorDriver: Bmx280SensorDriver 53 | 54 | override fun onCreate(savedInstanceState: Bundle?) { 55 | super.onCreate(savedInstanceState) 56 | sensorDriver = RainbowHat.createSensorDriver() 57 | sensorDriver.registerTemperatureSensor() 58 | sensorDriver.registerPressureSensor() 59 | 60 | sensorManager = getSystemService(Context.SENSOR_SERVICE) as SensorManager 61 | sensorManager.registerDynamicSensorCallback(sensorCallback) 62 | } 63 | 64 | private fun registerTemperatureListener(sensor: Sensor) { 65 | sensorManager.registerListener(temperatureSensorListener, sensor, SensorManager.SENSOR_DELAY_NORMAL) 66 | } 67 | 68 | private fun registerPressureListener(sensor: Sensor) { 69 | sensorManager.registerListener(pressureSensorListener, sensor, SensorManager.SENSOR_DELAY_NORMAL) 70 | } 71 | 72 | override fun onDestroy() { 73 | super.onDestroy() 74 | sensorManager.unregisterListener(temperatureSensorListener) 75 | sensorManager.unregisterListener(pressureSensorListener) 76 | sensorDriver.unregisterTemperatureSensor() 77 | sensorDriver.unregisterPressureSensor() 78 | sensorDriver.close() 79 | } 80 | } 81 | -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/temperatureDisplay/PressureDisplayActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.temperatureDisplay 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.os.Handler 6 | import com.google.android.things.contrib.driver.bmx280.Bmx280 7 | import com.google.android.things.contrib.driver.ht16k33.AlphanumericDisplay 8 | import com.google.android.things.contrib.driver.ht16k33.Ht16k33 9 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 10 | 11 | /** 12 | * Created by Raul Portales on 07/05/18. 13 | */ 14 | class PressureDisplayActivity : Activity() { 15 | 16 | private val handler = Handler() 17 | 18 | private lateinit var sensor: Bmx280 19 | private lateinit var alphanumericDisplay: AlphanumericDisplay 20 | 21 | private val displayPressureRunnable = object : Runnable { 22 | override fun run() { 23 | val pressure = sensor.readPressure().toDouble() 24 | alphanumericDisplay.display(pressure) 25 | handler.postDelayed(this, 1000) 26 | } 27 | } 28 | // Use the RainbowUtil.getWeatherStripColors() helper to convert the pressure value into a color array for the Apa102 driver. 29 | 30 | override fun onCreate(savedInstanceState: Bundle?) { 31 | super.onCreate(savedInstanceState) 32 | 33 | sensor = RainbowHat.openSensor() 34 | sensor.temperatureOversampling = Bmx280.OVERSAMPLING_1X 35 | sensor.pressureOversampling = Bmx280.OVERSAMPLING_1X 36 | 37 | alphanumericDisplay = RainbowHat.openDisplay() 38 | alphanumericDisplay.setBrightness(Ht16k33.HT16K33_BRIGHTNESS_MAX) 39 | alphanumericDisplay.setEnabled(true) 40 | 41 | handler.post(displayPressureRunnable) 42 | } 43 | 44 | override fun onDestroy() { 45 | super.onDestroy() 46 | sensor.close() 47 | alphanumericDisplay.close() 48 | } 49 | } -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/temperatureDisplay/TemperatureDisplayActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.temperatureDisplay 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.os.Handler 6 | import com.google.android.things.contrib.driver.bmx280.Bmx280 7 | import com.google.android.things.contrib.driver.ht16k33.AlphanumericDisplay 8 | import com.google.android.things.contrib.driver.ht16k33.Ht16k33 9 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 10 | 11 | /** 12 | * Created by Raul Portales on 07/05/18. 13 | */ 14 | class TemperatureDisplayActivity : Activity() { 15 | 16 | private val handler = Handler() 17 | 18 | private lateinit var sensor: Bmx280 19 | private lateinit var alphanumericDisplay: AlphanumericDisplay 20 | 21 | private val displayTemperatureRunnable = object : Runnable { 22 | override fun run() { 23 | val temperature = sensor.readTemperature().toDouble() 24 | // Display the temperature on the alphanumeric display. 25 | alphanumericDisplay.display(temperature) 26 | handler.post(this) 27 | } 28 | } 29 | 30 | override fun onCreate(savedInstanceState: Bundle?) { 31 | super.onCreate(savedInstanceState) 32 | sensor = RainbowHat.openSensor() 33 | sensor.temperatureOversampling = Bmx280.OVERSAMPLING_1X 34 | sensor.setMode(Bmx280.MODE_NORMAL) 35 | 36 | alphanumericDisplay = RainbowHat.openDisplay() 37 | alphanumericDisplay.setBrightness(Ht16k33.HT16K33_BRIGHTNESS_MAX) 38 | alphanumericDisplay.setEnabled(true) 39 | 40 | handler.post(displayTemperatureRunnable) 41 | } 42 | 43 | override fun onDestroy() { 44 | super.onDestroy() 45 | handler.removeCallbacks(displayTemperatureRunnable) 46 | sensor.close() 47 | alphanumericDisplay.close() 48 | } 49 | } -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/java/com/plattysoft/androidthingssamples/temperatureDisplay/TemperatureSensorDriverActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.androidthingssamples.temperatureDisplay 2 | 3 | import android.app.Activity 4 | import android.content.ContentValues.TAG 5 | import android.content.Context 6 | import android.hardware.Sensor 7 | import android.hardware.SensorEvent 8 | import android.hardware.SensorEventListener 9 | import android.hardware.SensorManager 10 | import android.os.Bundle 11 | import android.util.Log 12 | import com.google.android.things.contrib.driver.bmx280.Bmx280SensorDriver 13 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 14 | 15 | /** 16 | * Created by Raul Portales on 07/05/18. 17 | */ 18 | class TemperatureSensorDriverActivity : Activity() { 19 | 20 | private val sensorCallback = object : SensorManager.DynamicSensorCallback() { 21 | override fun onDynamicSensorConnected(sensor: Sensor?) { 22 | if (sensor?.type == Sensor.TYPE_AMBIENT_TEMPERATURE) { 23 | registerTemperatureListener(sensor) 24 | } 25 | } 26 | } 27 | 28 | private val temperatureSensorListener = object : SensorEventListener { 29 | override fun onSensorChanged(event: SensorEvent) { 30 | Log.i(TAG, "temperature changed: ${event.values[0]}") 31 | } 32 | 33 | override fun onAccuracyChanged(sensor: Sensor, accuracy: Int) { 34 | Log.i(TAG, "accuracy changed: $accuracy") 35 | } 36 | } 37 | 38 | private lateinit var sensorManager: SensorManager 39 | private lateinit var sensorDriver: Bmx280SensorDriver 40 | 41 | override fun onCreate(savedInstanceState: Bundle?) { 42 | super.onCreate(savedInstanceState) 43 | 44 | sensorManager = getSystemService(Context.SENSOR_SERVICE) as SensorManager 45 | sensorManager.registerDynamicSensorCallback(sensorCallback) 46 | 47 | sensorDriver = RainbowHat.createSensorDriver() 48 | sensorDriver.registerTemperatureSensor() 49 | } 50 | 51 | private fun registerTemperatureListener(sensor: Sensor) { 52 | sensorManager.registerListener(temperatureSensorListener, sensor, SensorManager.SENSOR_DELAY_NORMAL) 53 | } 54 | 55 | override fun onDestroy() { 56 | super.onDestroy() 57 | sensorManager.unregisterDynamicSensorCallback(sensorCallback) 58 | sensorManager.unregisterListener(temperatureSensorListener) 59 | sensorDriver.unregisterTemperatureSensor() 60 | sensorDriver.close() 61 | } 62 | } 63 | -------------------------------------------------------------------------------- /chapter2-RainbowHAT/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | AndroidThingsSamples 3 | 4 | -------------------------------------------------------------------------------- /chapter3-gpio/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /chapter3-gpio/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | apply plugin: 'kotlin-android' 3 | apply plugin: 'kotlin-android-extensions' 4 | android { 5 | compileSdkVersion 27 6 | 7 | 8 | defaultConfig { 9 | applicationId "com.plattysoft.gpiosamples" 10 | minSdkVersion 27 11 | targetSdkVersion 27 12 | versionCode 1 13 | versionName "1.0" 14 | 15 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 16 | 17 | } 18 | 19 | buildTypes { 20 | release { 21 | minifyEnabled false 22 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 23 | } 24 | } 25 | 26 | } 27 | 28 | dependencies { 29 | implementation fileTree(dir: 'libs', include: ['*.jar']) 30 | implementation 'com.android.support:support-v4:27.1.1' 31 | testImplementation 'junit:junit:4.12' 32 | androidTestImplementation 'com.android.support.test:runner:1.0.2' 33 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2' 34 | compileOnly 'com.google.android.things:androidthings:+' 35 | 36 | implementation 'com.google.android.things.contrib:driver-button:+' 37 | implementation 'com.google.android.things.contrib:driver-tm1637:+' 38 | 39 | implementation 'com.plattysoft.things:l298n:0.1.0' 40 | implementation 'com.plattysoft.things:uln2003:1.0.0' 41 | 42 | implementation 'com.leinardi.android.things:driver-hcsr04:+' 43 | 44 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" 45 | } 46 | -------------------------------------------------------------------------------- /chapter3-gpio/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /chapter3-gpio/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 | 81 | 82 | 83 | 84 | -------------------------------------------------------------------------------- /chapter3-gpio/src/main/java/com/plattysoft/gpiosamples/BlinkTimerActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.gpiosamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import com.google.android.things.pio.Gpio 6 | import com.google.android.things.pio.PeripheralManager 7 | import java.util.* 8 | import kotlin.concurrent.timerTask 9 | 10 | class BlinkTimerActivity : Activity() { 11 | 12 | private lateinit var led: Gpio 13 | private val timer = Timer() 14 | 15 | override fun onCreate(savedInstanceState: Bundle?) { 16 | super.onCreate(savedInstanceState) 17 | led = PeripheralManager.getInstance().openGpio(BoardDefaults.ledR) 18 | led.setDirection(Gpio.DIRECTION_OUT_INITIALLY_LOW) 19 | timer.schedule(timerTask { 20 | led.value = !led.value 21 | }, 0, 1000) 22 | } 23 | 24 | override fun onDestroy() { 25 | super.onDestroy() 26 | timer.cancel() 27 | timer.purge() 28 | led.close() 29 | } 30 | 31 | } 32 | -------------------------------------------------------------------------------- /chapter3-gpio/src/main/java/com/plattysoft/gpiosamples/BoardDefaults.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.gpiosamples 2 | 3 | import android.os.Build 4 | 5 | object BoardDefaults { 6 | private const val DEVICE_RPI3 = "rpi3" 7 | private const val DEVICE_IMX7D_PICO = "imx7d_pico" 8 | 9 | val i2cBus: String 10 | get() = when (Build.DEVICE) { 11 | DEVICE_RPI3 -> "I2C1" 12 | DEVICE_IMX7D_PICO -> "I2C1" 13 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 14 | } 15 | val spiBus: String 16 | get() = when (Build.DEVICE) { 17 | DEVICE_RPI3 -> "SPI0.0" 18 | DEVICE_IMX7D_PICO -> "SPI3.1" 19 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 20 | } 21 | val piezoPwm: String 22 | get() = when (Build.DEVICE) { 23 | DEVICE_RPI3 -> "PWM1" 24 | DEVICE_IMX7D_PICO -> "PWM2" 25 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 26 | } 27 | val servoPwm: String 28 | get() = when (Build.DEVICE) { 29 | DEVICE_RPI3 -> "PWM0" 30 | DEVICE_IMX7D_PICO -> "PWM1" 31 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 32 | } 33 | val buttonA: String 34 | get() = when (Build.DEVICE) { 35 | DEVICE_RPI3 -> "BCM21" 36 | DEVICE_IMX7D_PICO -> "GPIO6_IO14" 37 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 38 | } 39 | val buttonB: String 40 | get() = when (Build.DEVICE) { 41 | DEVICE_RPI3 -> "BCM20" 42 | DEVICE_IMX7D_PICO -> "GPIO6_IO15" 43 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 44 | } 45 | val buttonC: String 46 | get() = when (Build.DEVICE) { 47 | DEVICE_RPI3 -> "BCM16" 48 | DEVICE_IMX7D_PICO -> "GPIO2_IO07" 49 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 50 | } 51 | val ledR: String 52 | get() = when (Build.DEVICE) { 53 | DEVICE_RPI3 -> "BCM6" 54 | DEVICE_IMX7D_PICO -> "GPIO2_IO02" 55 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 56 | } 57 | val ledG: String 58 | get() = when (Build.DEVICE) { 59 | DEVICE_RPI3 -> "BCM19" 60 | DEVICE_IMX7D_PICO -> "GPIO2_IO00" 61 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 62 | } 63 | val ledB: String 64 | get() = when (Build.DEVICE) { 65 | DEVICE_RPI3 -> "BCM26" 66 | DEVICE_IMX7D_PICO -> "GPIO2_IO05" 67 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 68 | } 69 | } 70 | 71 | -------------------------------------------------------------------------------- /chapter3-gpio/src/main/java/com/plattysoft/gpiosamples/ButtonDriverActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.gpiosamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import com.google.android.things.contrib.driver.button.Button 6 | import com.google.android.things.pio.Gpio 7 | import com.google.android.things.pio.PeripheralManager 8 | 9 | /** 10 | * Created by Raul Portales on 28/04/18. 11 | */ 12 | class ButtonDriverActivity : Activity() { 13 | 14 | private lateinit var redLed: Gpio 15 | private lateinit var buttonA: Button 16 | 17 | override fun onCreate(savedInstanceState: Bundle?) { 18 | super.onCreate(savedInstanceState) 19 | 20 | redLed = PeripheralManager.getInstance().openGpio(BoardDefaults.ledR) 21 | redLed.setDirection(Gpio.DIRECTION_OUT_INITIALLY_LOW) 22 | 23 | buttonA = Button(BoardDefaults.buttonA, Button.LogicState.PRESSED_WHEN_LOW) 24 | buttonA.setOnButtonEventListener { button: Button, state: Boolean -> 25 | redLed.value = state 26 | } 27 | } 28 | 29 | override fun onDestroy() { 30 | super.onDestroy() 31 | redLed.close() 32 | buttonA.close() 33 | } 34 | } -------------------------------------------------------------------------------- /chapter3-gpio/src/main/java/com/plattysoft/gpiosamples/ButtonGpioActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.gpiosamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import com.google.android.things.pio.Gpio 6 | import com.google.android.things.pio.PeripheralManager 7 | 8 | /** 9 | * Created by Raul Portales on 28/04/18. 10 | */ 11 | class ButtonGpioActivity : Activity() { 12 | 13 | private lateinit var redLed: Gpio 14 | private lateinit var buttonA: Gpio 15 | 16 | override fun onCreate(savedInstanceState: Bundle?) { 17 | super.onCreate(savedInstanceState) 18 | 19 | redLed = PeripheralManager.getInstance().openGpio(BoardDefaults.ledR) 20 | redLed.setDirection(Gpio.DIRECTION_OUT_INITIALLY_LOW) 21 | 22 | buttonA = PeripheralManager.getInstance().openGpio(BoardDefaults.buttonA) 23 | buttonA.setDirection(Gpio.DIRECTION_IN) 24 | buttonA.setActiveType(Gpio.ACTIVE_LOW) 25 | buttonA.setEdgeTriggerType(Gpio.EDGE_BOTH) 26 | buttonA.registerGpioCallback { 27 | redLed.value = it.value 28 | true 29 | } 30 | } 31 | 32 | override fun onDestroy() { 33 | super.onDestroy() 34 | redLed.close() 35 | buttonA.close() 36 | } 37 | } -------------------------------------------------------------------------------- /chapter3-gpio/src/main/java/com/plattysoft/gpiosamples/ButtonInputDriverActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.gpiosamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.view.KeyEvent 6 | import android.view.KeyEvent.KEYCODE_A 7 | import com.google.android.things.contrib.driver.button.Button 8 | import com.google.android.things.contrib.driver.button.ButtonInputDriver 9 | import com.google.android.things.pio.Gpio 10 | import com.google.android.things.pio.PeripheralManager 11 | 12 | /** 13 | * Created by Raul Portales on 28/04/18. 14 | */ 15 | class ButtonInputDriverActivity : Activity() { 16 | 17 | private lateinit var redLed: Gpio 18 | 19 | private lateinit var buttonDriverA: ButtonInputDriver 20 | 21 | override fun onCreate(savedInstanceState: Bundle?) { 22 | super.onCreate(savedInstanceState) 23 | 24 | redLed = PeripheralManager.getInstance().openGpio(BoardDefaults.ledR) 25 | redLed.setDirection(Gpio.DIRECTION_OUT_INITIALLY_LOW) 26 | 27 | buttonDriverA = ButtonInputDriver(BoardDefaults.buttonA, Button.LogicState.PRESSED_WHEN_LOW, KEYCODE_A) 28 | buttonDriverA.register() 29 | } 30 | 31 | override fun onDestroy() { 32 | super.onDestroy() 33 | redLed.close() 34 | buttonDriverA.close() 35 | } 36 | 37 | override fun onKeyDown(keyCode: Int, event: KeyEvent?): Boolean { 38 | if (keyCode == KEYCODE_A) { 39 | redLed.value = true 40 | return true 41 | } else { 42 | return super.onKeyDown(keyCode, event) 43 | } 44 | } 45 | 46 | override fun onKeyUp(keyCode: Int, event: KeyEvent?): Boolean { 47 | if (keyCode == KEYCODE_A) { 48 | redLed.value = false 49 | return true 50 | } else { 51 | return super.onKeyUp(keyCode, event) 52 | } 53 | } 54 | } -------------------------------------------------------------------------------- /chapter3-gpio/src/main/java/com/plattysoft/gpiosamples/DistanceSensorActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.gpiosamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.os.Handler 6 | import android.util.Log 7 | import com.leinardi.android.things.driver.hcsr04.Hcsr04 8 | 9 | /** 10 | * Created by Raul Portales on 13/05/18. 11 | */ 12 | class DistanceSensorActivity : Activity() { 13 | companion object { 14 | private const val triggerGpio = "BCM23" 15 | private const val echoGpio = "BCM24" 16 | } 17 | 18 | private lateinit var sensor: Hcsr04 19 | private val handler = Handler() 20 | 21 | override fun onCreate(savedInstanceState: Bundle?) { 22 | super.onCreate(savedInstanceState) 23 | sensor = Hcsr04(triggerGpio, echoGpio) 24 | 25 | handler.post(object : Runnable { 26 | override fun run() { 27 | val distance = sensor.readDistance() 28 | Log.d("DistanceSensorActivity", "distance: $distance") 29 | handler.post(this) 30 | } 31 | }) 32 | } 33 | 34 | override fun onDestroy() { 35 | super.onDestroy() 36 | sensor.close() 37 | } 38 | 39 | } 40 | -------------------------------------------------------------------------------- /chapter3-gpio/src/main/java/com/plattysoft/gpiosamples/DistanceSensorDriverActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.gpiosamples 2 | 3 | import android.app.Activity 4 | import android.content.ContentValues 5 | import android.content.Context 6 | import android.hardware.Sensor 7 | import android.hardware.SensorEvent 8 | import android.hardware.SensorEventListener 9 | import android.hardware.SensorManager 10 | import android.os.Build 11 | import android.os.Bundle 12 | import android.util.Log 13 | import com.leinardi.android.things.driver.hcsr04.Hcsr04SensorDriver 14 | 15 | /** 16 | * Created by Raul Portales on 13/05/18. 17 | */ 18 | class DistanceSensorDriverActivity : Activity() { 19 | companion object { 20 | private const val DEVICE_RPI3 = "rpi3" 21 | private const val DEVICE_IMX7D_PICO = "imx7d_pico" 22 | 23 | private val triggerGpio: String 24 | get() = when (Build.DEVICE) { 25 | DEVICE_RPI3 -> "BCM23" 26 | DEVICE_IMX7D_PICO -> "GPIO2_IO13" 27 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 28 | } 29 | private val echoGpio: String 30 | get() = when (Build.DEVICE) { 31 | DEVICE_RPI3 -> "BCM24" 32 | DEVICE_IMX7D_PICO -> "GPIO2_IO12" 33 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 34 | } 35 | } 36 | 37 | private val sensorCallback = object : SensorManager.DynamicSensorCallback() { 38 | override fun onDynamicSensorConnected(sensor: Sensor?) { 39 | if (sensor?.type == Sensor.TYPE_PROXIMITY) { 40 | sensorManager.registerListener(sensorListener, 41 | sensor, SensorManager.SENSOR_DELAY_FASTEST) 42 | } 43 | } 44 | } 45 | 46 | private val sensorListener = object : SensorEventListener { 47 | override fun onSensorChanged(event: SensorEvent) { 48 | val distance = event.values[0] 49 | Log.i(ContentValues.TAG, "proximity changed: $distance") 50 | } 51 | 52 | override fun onAccuracyChanged(sensor: Sensor, accuracy: Int) { 53 | Log.i(ContentValues.TAG, "accuracy changed: $accuracy") 54 | } 55 | } 56 | 57 | private lateinit var sensorManager: SensorManager 58 | private lateinit var sensorDriver: Hcsr04SensorDriver 59 | 60 | override fun onCreate(savedInstanceState: Bundle?) { 61 | super.onCreate(savedInstanceState) 62 | 63 | sensorManager = getSystemService(Context.SENSOR_SERVICE) as SensorManager 64 | sensorDriver = Hcsr04SensorDriver(triggerGpio, echoGpio) 65 | 66 | sensorManager.registerDynamicSensorCallback(sensorCallback) 67 | sensorDriver.registerProximitySensor() 68 | } 69 | 70 | override fun onDestroy() { 71 | super.onDestroy() 72 | sensorManager.unregisterDynamicSensorCallback(sensorCallback) 73 | sensorDriver.unregisterProximitySensor() 74 | } 75 | } 76 | -------------------------------------------------------------------------------- /chapter3-gpio/src/main/java/com/plattysoft/gpiosamples/LCDClockActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.gpiosamples 2 | 3 | import android.app.Activity 4 | import android.os.Build 5 | import android.os.Bundle 6 | import com.google.android.things.contrib.driver.tm1637.NumericDisplay 7 | import java.text.SimpleDateFormat 8 | import java.util.* 9 | import kotlin.concurrent.timerTask 10 | 11 | /** 12 | * Created by Raul Portales on 12/05/18. 13 | */ 14 | class LCDClockActivity : Activity() { 15 | 16 | companion object { 17 | private const val DEVICE_RPI3 = "rpi3" 18 | private const val DEVICE_IMX7D_PICO = "imx7d_pico" 19 | 20 | private val dataGpioPinName: String 21 | get() = when (Build.DEVICE) { 22 | DEVICE_RPI3 -> "BCM23" 23 | DEVICE_IMX7D_PICO -> "GPIO2_IO13" 24 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 25 | } 26 | private val clockGpioPinName: String 27 | get() = when (Build.DEVICE) { 28 | DEVICE_RPI3 -> "BCM24" 29 | DEVICE_IMX7D_PICO -> "GPIO2_IO12" 30 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 31 | } 32 | } 33 | 34 | private val dateFormat = SimpleDateFormat("HHmm") 35 | private val date = Date() 36 | 37 | lateinit var display: NumericDisplay 38 | 39 | override fun onCreate(savedInstanceState: Bundle?) { 40 | super.onCreate(savedInstanceState) 41 | display = NumericDisplay(dataGpioPinName, clockGpioPinName) 42 | display.setBrightness(NumericDisplay.MAX_BRIGHTNESS) 43 | 44 | Timer().schedule(timerTask { 45 | // Blink the colon 46 | display.colonEnabled = !display.colonEnabled 47 | // Update the values 48 | date.time = System.currentTimeMillis() 49 | display.display(dateFormat.format(date)) 50 | }, 0, 1000) 51 | } 52 | 53 | override fun onDestroy() { 54 | super.onDestroy() 55 | display.close() 56 | } 57 | } -------------------------------------------------------------------------------- /chapter3-gpio/src/main/java/com/plattysoft/gpiosamples/Motor.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.gpiosamples 2 | 3 | import com.google.android.things.pio.Gpio 4 | import com.google.android.things.pio.PeripheralManager 5 | 6 | class Motor(gpioForwardPin: String, gpioBackwardPin: String) : AutoCloseable { 7 | private val gpioForward: Gpio 8 | private val gpioBackward: Gpio 9 | 10 | init { 11 | val service = PeripheralManager.getInstance() 12 | 13 | gpioForward = service.openGpio(gpioForwardPin) 14 | gpioForward.setDirection(Gpio.DIRECTION_OUT_INITIALLY_LOW) 15 | gpioBackward = service.openGpio(gpioBackwardPin) 16 | gpioBackward.setDirection(Gpio.DIRECTION_OUT_INITIALLY_LOW) 17 | } 18 | 19 | override fun close() { 20 | gpioForward.close() 21 | gpioBackward.close() 22 | } 23 | 24 | fun forward() { 25 | gpioForward.value = true 26 | gpioBackward.value = false 27 | } 28 | 29 | fun backward() { 30 | gpioForward.value = false 31 | gpioBackward.value = true 32 | } 33 | 34 | fun stop() { 35 | gpioForward.value = false 36 | gpioBackward.value = false 37 | } 38 | } 39 | -------------------------------------------------------------------------------- /chapter3-gpio/src/main/java/com/plattysoft/gpiosamples/RobotCarActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.gpiosamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.view.KeyEvent 6 | import com.plattysoft.l298n.L298N 7 | import com.plattysoft.l298n.MotorMode 8 | 9 | 10 | /** 11 | * Created by Raul Portales on 18/05/18. 12 | */ 13 | class RobotCarActivity : Activity() { 14 | 15 | private lateinit var motorController: L298N 16 | 17 | override fun onCreate(savedInstanceState: Bundle?) { 18 | super.onCreate(savedInstanceState) 19 | // PINS for the motor controller L298N 20 | // BCM22, BCM23, BCM24, BCM25 21 | // mMotorController = L298N.open("BCM22", "BCM23", "BCM24", "BCM25") 22 | motorController = L298N.open("GPIO2_IO00", "GPIO2_IO05", 23 | "GPIO2_IO07", "GPIO6_IO15") 24 | motorController.setMode(MotorMode.STOP) 25 | } 26 | 27 | override fun onKeyDown(keyCode: Int, event: KeyEvent): Boolean { 28 | if (keyCode == KeyEvent.KEYCODE_DPAD_UP) { 29 | motorController.setMode(MotorMode.FORWARD) 30 | } else if (keyCode == KeyEvent.KEYCODE_DPAD_DOWN) { 31 | motorController.setMode(MotorMode.BACKWARD) 32 | } else if (keyCode == KeyEvent.KEYCODE_DPAD_LEFT) { 33 | motorController.setMode(MotorMode.TURN_LEFT) 34 | } else if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT) { 35 | motorController.setMode(MotorMode.TURN_RIGHT) 36 | } 37 | return super.onKeyDown(keyCode, event) 38 | } 39 | 40 | override fun onKeyUp(keyCode: Int, event: KeyEvent): Boolean { 41 | motorController.setMode(MotorMode.STOP) 42 | return super.onKeyUp(keyCode, event) 43 | } 44 | 45 | override fun onDestroy() { 46 | super.onDestroy() 47 | motorController.close() 48 | } 49 | } -------------------------------------------------------------------------------- /chapter3-gpio/src/main/java/com/plattysoft/gpiosamples/StepperMotorActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.gpiosamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.util.Log 6 | import com.plattysoft.uln2003.Direction 7 | import com.plattysoft.uln2003.driver.ULN2003Resolution 8 | import com.plattysoft.uln2003.listener.RotationListener 9 | import com.plattysoft.uln2003.motor.ULN2003StepperMotor 10 | 11 | /** 12 | * Created by Raul Portales on 19/05/18. 13 | */ 14 | class StepperMotorActivity : Activity() { 15 | 16 | companion object { 17 | private val TAG = StepperMotorActivity::class.java.simpleName!! 18 | } 19 | 20 | override fun onCreate(savedInstanceState: Bundle?) { 21 | super.onCreate(savedInstanceState) 22 | 23 | val in1Pin = "BCM4" 24 | val in2Pin = "BCM17" 25 | val in3Pin = "BCM27" 26 | val in4Pin = "BCM22" 27 | 28 | val stepper = ULN2003StepperMotor(in1Pin, in2Pin, in3Pin, in4Pin) 29 | 30 | //Perform a rotation and add rotation listener 31 | stepper.rotate(degrees = 180.0, 32 | direction = Direction.CLOCKWISE, 33 | resolutionId = ULN2003Resolution.HALF.id, 34 | rpm = 2.5, 35 | rotationListener = object : RotationListener { 36 | override fun onStarted() { 37 | Log.i(TAG, "rotation started") 38 | } 39 | 40 | override fun onFinishedSuccessfully() { 41 | Log.i(TAG, "rotation finished") 42 | } 43 | 44 | override fun onFinishedWithError(degreesToRotate: Double, rotatedDegrees: Double, exception: Exception) { 45 | Log.e(TAG, "error, degrees to rotate: {$degreesToRotate} rotated degrees: {$rotatedDegrees}") 46 | } 47 | }) 48 | 49 | // Close the ULN2003StepperMotor when all moves are finished. Otherwise close() will terminate current and pending rotations. 50 | stepper.close() 51 | } 52 | 53 | } -------------------------------------------------------------------------------- /chapter3-gpio/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | GPIO samples 3 | 4 | -------------------------------------------------------------------------------- /chapter4-pwm/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /chapter4-pwm/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | apply plugin: 'kotlin-android' 3 | apply plugin: 'kotlin-android-extensions' 4 | android { 5 | compileSdkVersion 27 6 | 7 | 8 | defaultConfig { 9 | applicationId "com.plattysoft.pwmsamples" 10 | minSdkVersion 27 11 | targetSdkVersion 27 12 | versionCode 1 13 | versionName "1.0" 14 | 15 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 16 | 17 | } 18 | 19 | buildTypes { 20 | release { 21 | minifyEnabled false 22 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 23 | } 24 | } 25 | 26 | } 27 | 28 | dependencies { 29 | implementation fileTree(dir: 'libs', include: ['*.jar']) 30 | implementation 'com.android.support:support-v4:27.1.1' 31 | testImplementation 'junit:junit:4.12' 32 | androidTestImplementation 'com.android.support.test:runner:1.0.2' 33 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2' 34 | compileOnly 'com.google.android.things:androidthings:+' 35 | 36 | implementation 'com.google.android.things.contrib:driver-button:+' 37 | implementation 'com.google.android.things.contrib:driver-pwmspeaker:+' 38 | implementation 'com.google.android.things.contrib:driver-pwmservo:+' 39 | implementation 'com.google.android.things.contrib:driver-button:+' 40 | implementation 'com.google.android.things.contrib:driver-ht16k33:+' 41 | 42 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" 43 | } 44 | -------------------------------------------------------------------------------- /chapter4-pwm/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /chapter4-pwm/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | -------------------------------------------------------------------------------- /chapter4-pwm/src/main/java/com/plattysoft/pwmsamples/BoardDefaults.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.pwmsamples 2 | 3 | import android.os.Build 4 | 5 | object BoardDefaults { 6 | private const val DEVICE_RPI3 = "rpi3" 7 | private const val DEVICE_IMX7D_PICO = "imx7d_pico" 8 | 9 | val i2cBus: String 10 | get() = when (Build.DEVICE) { 11 | DEVICE_RPI3 -> "I2C1" 12 | DEVICE_IMX7D_PICO -> "I2C1" 13 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 14 | } 15 | val spiBus: String 16 | get() = when (Build.DEVICE) { 17 | DEVICE_RPI3 -> "SPI0.0" 18 | DEVICE_IMX7D_PICO -> "SPI3.1" 19 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 20 | } 21 | val piezoPwm: String 22 | get() = when (Build.DEVICE) { 23 | DEVICE_RPI3 -> "PWM1" 24 | DEVICE_IMX7D_PICO -> "PWM2" 25 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 26 | } 27 | val servoPwm: String 28 | get() = when (Build.DEVICE) { 29 | DEVICE_RPI3 -> "PWM0" 30 | DEVICE_IMX7D_PICO -> "PWM1" 31 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 32 | } 33 | val buttonA: String 34 | get() = when (Build.DEVICE) { 35 | DEVICE_RPI3 -> "BCM21" 36 | DEVICE_IMX7D_PICO -> "GPIO6_IO14" 37 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 38 | } 39 | val buttonB: String 40 | get() = when (Build.DEVICE) { 41 | DEVICE_RPI3 -> "BCM20" 42 | DEVICE_IMX7D_PICO -> "GPIO6_IO15" 43 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 44 | } 45 | val buttonC: String 46 | get() = when (Build.DEVICE) { 47 | DEVICE_RPI3 -> "BCM16" 48 | DEVICE_IMX7D_PICO -> "GPIO2_IO07" 49 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 50 | } 51 | val ledR: String 52 | get() = when (Build.DEVICE) { 53 | DEVICE_RPI3 -> "BCM6" 54 | DEVICE_IMX7D_PICO -> "GPIO2_IO02" 55 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 56 | } 57 | val ledG: String 58 | get() = when (Build.DEVICE) { 59 | DEVICE_RPI3 -> "BCM19" 60 | DEVICE_IMX7D_PICO -> "GPIO2_IO00" 61 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 62 | } 63 | val ledB: String 64 | get() = when (Build.DEVICE) { 65 | DEVICE_RPI3 -> "BCM26" 66 | DEVICE_IMX7D_PICO -> "GPIO2_IO05" 67 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 68 | } 69 | } 70 | 71 | -------------------------------------------------------------------------------- /chapter4-pwm/src/main/java/com/plattysoft/pwmsamples/LedBrightnessActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.pwmsamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.os.Handler 6 | import com.google.android.things.pio.PeripheralManager 7 | import com.google.android.things.pio.Pwm 8 | 9 | /** 10 | * Created by Raul Portales on 13/05/18. 11 | */ 12 | class LedBrightnessActivity : Activity() { 13 | 14 | private val initialTime = System.currentTimeMillis() 15 | private lateinit var pwm: Pwm 16 | private val handler = Handler() 17 | 18 | private val ledRunnable = object : Runnable { 19 | override fun run() { 20 | val elapsedSeconds = (System.currentTimeMillis() - initialTime) / 1000.0 21 | val dutyCycle = Math.cos(elapsedSeconds) * 50.0 + 50 22 | pwm.setPwmDutyCycle(dutyCycle) 23 | handler.post(this) 24 | } 25 | } 26 | 27 | override fun onCreate(savedInstanceState: Bundle?) { 28 | super.onCreate(savedInstanceState) 29 | 30 | pwm = PeripheralManager.getInstance().openPwm(BoardDefaults.servoPwm) 31 | pwm.setPwmFrequencyHz(50.0) 32 | pwm.setEnabled(true) 33 | 34 | handler.post(ledRunnable) 35 | } 36 | 37 | override fun onDestroy() { 38 | super.onDestroy() 39 | handler.removeCallbacks(ledRunnable) 40 | pwm.close() 41 | } 42 | } -------------------------------------------------------------------------------- /chapter4-pwm/src/main/java/com/plattysoft/pwmsamples/PianoPwmActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.pwmsamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.view.KeyEvent 6 | import android.view.KeyEvent.* 7 | import com.google.android.things.contrib.driver.button.Button 8 | import com.google.android.things.contrib.driver.button.ButtonInputDriver 9 | import com.google.android.things.pio.PeripheralManager 10 | import com.google.android.things.pio.Pwm 11 | import com.plattysoft.pwmsamples.BoardDefaults 12 | 13 | /** 14 | * Created by Raul Portales on 29/04/18. 15 | */ 16 | class PianoPwmActivity : Activity() { 17 | 18 | private lateinit var buttonA: ButtonInputDriver 19 | private lateinit var buttonB: ButtonInputDriver 20 | private lateinit var buttonC: ButtonInputDriver 21 | 22 | private lateinit var buzzer: Pwm 23 | 24 | private val frequencies = hashMapOf( 25 | KEYCODE_A to 1000.0, 26 | KEYCODE_B to 3000.0, 27 | KEYCODE_C to 5000.0) 28 | 29 | override fun onCreate(savedInstanceState: Bundle?) { 30 | super.onCreate(savedInstanceState) 31 | 32 | val pioService = PeripheralManager.getInstance() 33 | buzzer = pioService.openPwm(BoardDefaults.piezoPwm) 34 | buzzer.setPwmDutyCycle(50.0) 35 | 36 | buttonA = ButtonInputDriver(BoardDefaults.buttonA, Button.LogicState.PRESSED_WHEN_LOW, KEYCODE_A) 37 | buttonB = ButtonInputDriver(BoardDefaults.buttonB, Button.LogicState.PRESSED_WHEN_LOW, KEYCODE_B) 38 | buttonC = ButtonInputDriver(BoardDefaults.buttonC, Button.LogicState.PRESSED_WHEN_LOW, KEYCODE_B) 39 | 40 | buttonA.register() 41 | buttonB.register() 42 | buttonC.register() 43 | } 44 | 45 | override fun onKeyDown(keyCode: Int, event: KeyEvent?): Boolean { 46 | val freqToPlay = frequencies[keyCode] 47 | if (freqToPlay != null) { 48 | buzzer.setPwmFrequencyHz(freqToPlay) 49 | buzzer.setEnabled(true) 50 | return true 51 | } else { 52 | return false 53 | } 54 | } 55 | 56 | override fun onKeyUp(keyCode: Int, event: KeyEvent?): Boolean { 57 | buzzer.setEnabled(false) 58 | return true 59 | } 60 | 61 | override fun onDestroy() { 62 | super.onDestroy() 63 | 64 | buzzer.close() 65 | 66 | buttonA.unregister() 67 | buttonB.unregister() 68 | buttonC.unregister() 69 | } 70 | } -------------------------------------------------------------------------------- /chapter4-pwm/src/main/java/com/plattysoft/pwmsamples/PianoSpeakerActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.pwmsamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.view.KeyEvent 6 | import android.view.KeyEvent.* 7 | import com.google.android.things.contrib.driver.button.Button 8 | import com.google.android.things.contrib.driver.button.ButtonInputDriver 9 | import com.google.android.things.contrib.driver.pwmspeaker.Speaker 10 | import com.plattysoft.pwmsamples.BoardDefaults 11 | 12 | /** 13 | * Created by Raul Portales on 29/04/18. 14 | */ 15 | class PianoSpeakerActivity : Activity() { 16 | 17 | private lateinit var buttonA: ButtonInputDriver 18 | private lateinit var buttonB: ButtonInputDriver 19 | private lateinit var buttonC: ButtonInputDriver 20 | 21 | private lateinit var buzzer: Speaker 22 | 23 | private val frequencies = hashMapOf( 24 | KEYCODE_A to 1000.0, 25 | KEYCODE_B to 3000.0, 26 | KEYCODE_C to 5000.0) 27 | 28 | override fun onCreate(savedInstanceState: Bundle?) { 29 | super.onCreate(savedInstanceState) 30 | 31 | buzzer = Speaker(BoardDefaults.piezoPwm) 32 | 33 | buttonA = ButtonInputDriver(BoardDefaults.buttonA, Button.LogicState.PRESSED_WHEN_LOW, KEYCODE_A) 34 | buttonB = ButtonInputDriver(BoardDefaults.buttonB, Button.LogicState.PRESSED_WHEN_LOW, KEYCODE_B) 35 | buttonC = ButtonInputDriver(BoardDefaults.buttonC, Button.LogicState.PRESSED_WHEN_LOW, KEYCODE_B) 36 | 37 | buttonA.register() 38 | buttonB.register() 39 | buttonC.register() 40 | } 41 | 42 | override fun onKeyDown(keyCode: Int, event: KeyEvent?): Boolean { 43 | val freqToPlay = frequencies[keyCode] 44 | if (freqToPlay != null) { 45 | buzzer.play(freqToPlay) 46 | return true 47 | } else { 48 | return false 49 | } 50 | } 51 | 52 | override fun onKeyUp(keyCode: Int, event: KeyEvent?): Boolean { 53 | buzzer.stop() 54 | return true 55 | } 56 | 57 | override fun onDestroy() { 58 | super.onDestroy() 59 | 60 | buzzer.close() 61 | 62 | buttonA.unregister() 63 | buttonB.unregister() 64 | buttonC.unregister() 65 | } 66 | } -------------------------------------------------------------------------------- /chapter4-pwm/src/main/java/com/plattysoft/pwmsamples/ServoActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.pwmsamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.view.KeyEvent 6 | import android.view.KeyEvent.* 7 | import com.google.android.things.contrib.driver.button.Button 8 | import com.google.android.things.contrib.driver.button.ButtonInputDriver 9 | import com.google.android.things.contrib.driver.ht16k33.AlphanumericDisplay 10 | import com.google.android.things.contrib.driver.pwmservo.Servo 11 | 12 | /** 13 | * Created by Raul Portales on 13/05/18. 14 | */ 15 | class ServoActivity : Activity() { 16 | 17 | private lateinit var buttonA: ButtonInputDriver 18 | private lateinit var buttonB: ButtonInputDriver 19 | private lateinit var buttonC: ButtonInputDriver 20 | private lateinit var servo: Servo 21 | private lateinit var display: AlphanumericDisplay 22 | 23 | private var targetAngle = 0.0 24 | 25 | override fun onCreate(savedInstanceState: Bundle?) { 26 | super.onCreate(savedInstanceState) 27 | 28 | servo = Servo(BoardDefaults.servoPwm) 29 | servo.setPulseDurationRange(0.65, 2.5) 30 | servo.setAngleRange(0.0, 180.0) 31 | servo.setEnabled(true) 32 | 33 | display = AlphanumericDisplay(BoardDefaults.i2cBus) 34 | display.setEnabled(true) 35 | display.setBrightness(AlphanumericDisplay.HT16K33_BRIGHTNESS_MAX) 36 | 37 | buttonA = ButtonInputDriver(BoardDefaults.buttonA, Button.LogicState.PRESSED_WHEN_LOW, KEYCODE_A) 38 | buttonB = ButtonInputDriver(BoardDefaults.buttonB, Button.LogicState.PRESSED_WHEN_LOW, KEYCODE_B) 39 | buttonC = ButtonInputDriver(BoardDefaults.buttonC, Button.LogicState.PRESSED_WHEN_LOW, KEYCODE_C) 40 | 41 | buttonA.register() 42 | buttonB.register() 43 | buttonC.register() 44 | } 45 | 46 | override fun onDestroy() { 47 | super.onDestroy() 48 | 49 | servo.close() 50 | display.close() 51 | 52 | buttonA.unregister() 53 | buttonB.unregister() 54 | buttonC.unregister() 55 | } 56 | 57 | 58 | override fun onKeyDown(keyCode: Int, event: KeyEvent?): Boolean { 59 | if (handleKeyCode(keyCode)) { 60 | return true 61 | } 62 | return super.onKeyDown(keyCode, event) 63 | } 64 | 65 | override fun onKeyMultiple(keyCode: Int, repeatCount: Int, event: KeyEvent?): Boolean { 66 | if (handleKeyCode(keyCode)) { 67 | return true 68 | } 69 | return super.onKeyMultiple(keyCode, repeatCount, event) 70 | } 71 | 72 | private fun handleKeyCode(keyCode: Int): Boolean { 73 | when (keyCode) { 74 | KEYCODE_A -> { 75 | decreaseAngle() 76 | return true 77 | } 78 | KEYCODE_B -> { 79 | increaseAngle() 80 | return true 81 | } 82 | KEYCODE_C -> { 83 | servo.angle = targetAngle 84 | return true 85 | } 86 | else -> { 87 | return false 88 | } 89 | } 90 | } 91 | 92 | private fun decreaseAngle() { 93 | targetAngle-- 94 | if (targetAngle < servo.minimumAngle) { 95 | targetAngle = servo.minimumAngle 96 | } 97 | display.display(targetAngle) 98 | } 99 | 100 | private fun increaseAngle() { 101 | targetAngle++ 102 | if (targetAngle > servo.maximumAngle) { 103 | targetAngle = servo.maximumAngle 104 | } 105 | display.display(targetAngle) 106 | } 107 | } -------------------------------------------------------------------------------- /chapter4-pwm/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | PWM Samples 3 | 4 | -------------------------------------------------------------------------------- /chapter5-i2c/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /chapter5-i2c/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | apply plugin: 'kotlin-android' 3 | apply plugin: 'kotlin-android-extensions' 4 | android { 5 | compileSdkVersion 27 6 | 7 | 8 | defaultConfig { 9 | applicationId "com.plattysoft.i2csamples" 10 | minSdkVersion 27 11 | targetSdkVersion 27 12 | versionCode 1 13 | versionName "1.0" 14 | 15 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 16 | 17 | } 18 | 19 | buildTypes { 20 | release { 21 | minifyEnabled false 22 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 23 | } 24 | } 25 | 26 | } 27 | 28 | dependencies { 29 | implementation fileTree(dir: 'libs', include: ['*.jar']) 30 | implementation 'com.android.support.constraint:constraint-layout:1.1.0' 31 | testImplementation 'junit:junit:4.12' 32 | androidTestImplementation 'com.android.support.test:runner:1.0.2' 33 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2' 34 | compileOnly 'com.google.android.things:androidthings:+' 35 | 36 | implementation 'com.google.android.things.contrib:driver-ht16k33:+' 37 | implementation 'com.google.android.things.contrib:driver-bmx280:+' 38 | implementation 'com.google.android.things.contrib:driver-ssd1306:+' 39 | implementation 'com.google.android.things.contrib:driver-button:+' 40 | 41 | implementation 'com.nilhcem.androidthings:driver-lcd-pcf8574:+' 42 | 43 | implementation 'com.plattysoft.things:pcf8591:+' 44 | implementation 'com.plattysoft.things:mpu6050:+' 45 | implementation 'com.plattysoft.things:pca9685:+' 46 | 47 | implementation 'com.android.support:support-annotations:25.3.1' 48 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" 49 | } 50 | -------------------------------------------------------------------------------- /chapter5-i2c/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /chapter5-i2c/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | -------------------------------------------------------------------------------- /chapter5-i2c/src/main/java/com/plattysoft/i2csamples/BoardDefaults.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.i2csamples 2 | 3 | import android.os.Build 4 | 5 | object BoardDefaults { 6 | private const val DEVICE_RPI3 = "rpi3" 7 | private const val DEVICE_IMX7D_PICO = "imx7d_pico" 8 | 9 | val buttonA: String 10 | get() = when (Build.DEVICE) { 11 | DEVICE_RPI3 -> "BCM21" 12 | DEVICE_IMX7D_PICO -> "GPIO6_IO14" 13 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 14 | } 15 | val buttonB: String 16 | get() = when (Build.DEVICE) { 17 | DEVICE_RPI3 -> "BCM20" 18 | DEVICE_IMX7D_PICO -> "GPIO6_IO15" 19 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 20 | } 21 | val buttonC: String 22 | get() = when (Build.DEVICE) { 23 | DEVICE_RPI3 -> "BCM16" 24 | DEVICE_IMX7D_PICO -> "GPIO2_IO07" 25 | else -> throw IllegalStateException("Unknown Build.DEVICE ${Build.DEVICE}") 26 | } 27 | } 28 | -------------------------------------------------------------------------------- /chapter5-i2c/src/main/java/com/plattysoft/i2csamples/I2cUtils.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.i2csamples 2 | 3 | import com.google.android.things.pio.PeripheralManager 4 | import java.io.IOException 5 | 6 | /** 7 | * Created by Raul Portales on 26/05/18. 8 | */ 9 | object I2cUtils { 10 | 11 | fun getBus(): String { 12 | val peripheralManager = PeripheralManager.getInstance() 13 | val deviceList = peripheralManager.i2cBusList 14 | return if (deviceList.isEmpty()) { 15 | "I2C1" 16 | } else { 17 | deviceList[0] 18 | } 19 | } 20 | 21 | fun scanAvailableAddresses(i2cName: String): List { 22 | val pm = PeripheralManager.getInstance() 23 | val availableAddresses = mutableListOf() 24 | for (address in 0..127) { 25 | val device = pm.openI2cDevice(i2cName, address) 26 | try { 27 | device.write(ByteArray(1), 1) 28 | availableAddresses.add(address) 29 | } catch (e: IOException) { 30 | // Not available, not adding it 31 | } finally { 32 | device.close() 33 | } 34 | } 35 | return availableAddresses 36 | } 37 | } -------------------------------------------------------------------------------- /chapter5-i2c/src/main/java/com/plattysoft/i2csamples/LcdDisplayActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.i2csamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import com.nilhcem.androidthings.driver.lcdpcf8574.LcdPcf8574 6 | 7 | 8 | /** 9 | * Created by Raul Portales on 05/06/18. 10 | */ 11 | class LcdDisplayActivity : Activity() { 12 | 13 | companion object { 14 | private const val I2C_ADDRESS = 0x27 15 | } 16 | 17 | override fun onCreate(savedInstanceState: Bundle?) { 18 | super.onCreate(savedInstanceState) 19 | val lcd = LcdPcf8574(I2cUtils.getBus(), I2C_ADDRESS) 20 | lcd.begin(16, 2) 21 | lcd.setBacklight(true) 22 | 23 | lcd.clear() 24 | lcd.print("Hello,") 25 | lcd.setCursor(0, 1) 26 | lcd.print("Android Things!") 27 | 28 | lcd.close() 29 | } 30 | } 31 | -------------------------------------------------------------------------------- /chapter5-i2c/src/main/java/com/plattysoft/i2csamples/LedActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.i2csamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.os.Handler 6 | import com.plattysoft.pca9685.PCA9685 7 | 8 | /** 9 | * Created by Raul Portales on 23/05/18. 10 | */ 11 | class LedActivity : Activity() { 12 | 13 | private lateinit var pwmExpander: PCA9685 14 | private val handler = Handler() 15 | 16 | override fun onCreate(savedInstanceState: Bundle?) { 17 | super.onCreate(savedInstanceState) 18 | pwmExpander = PCA9685() 19 | pwmExpander.setPwmFreq(50) 20 | val initialTime = System.currentTimeMillis() 21 | 22 | handler.post(object : Runnable { 23 | override fun run() { 24 | val elapsedSeconds = (System.currentTimeMillis() - initialTime) / 1000.0 25 | val dutyCycle = Math.cos(elapsedSeconds) * 50.0 + 50 26 | pwmExpander.setPwmDutyCycle(12, dutyCycle.toInt()) 27 | handler.post(this) 28 | } 29 | }) 30 | } 31 | 32 | override fun onDestroy() { 33 | super.onDestroy() 34 | pwmExpander.close() 35 | } 36 | } -------------------------------------------------------------------------------- /chapter5-i2c/src/main/java/com/plattysoft/i2csamples/Mpu6050Activity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.i2csamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.util.Log 6 | import com.plattysoft.mpu6050.Mpu6050 7 | 8 | /** 9 | * Created by Raul Portales on 16/05/18. 10 | */ 11 | class Mpu6050Activity : Activity() { 12 | 13 | companion object { 14 | private const val TAG = "Mpu6050Activity" 15 | } 16 | 17 | override fun onCreate(savedInstanceState: Bundle?) { 18 | super.onCreate(savedInstanceState) 19 | val gyroscope = Mpu6050.open() 20 | // Values are on accelXYZ and gyroXYZ 21 | Log.d(TAG, "Accel: x:${gyroscope.accelX} y:${gyroscope.accelY} z:${gyroscope.accelZ}") 22 | Log.d(TAG, "Gyro: x:${gyroscope.gyroX} y:${gyroscope.gyroY} z:${gyroscope.gyroZ}") 23 | gyroscope.close() 24 | } 25 | } -------------------------------------------------------------------------------- /chapter5-i2c/src/main/java/com/plattysoft/i2csamples/Pca9685ServoActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.i2csamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.view.KeyEvent 6 | import com.google.android.things.contrib.driver.button.Button 7 | import com.google.android.things.contrib.driver.button.ButtonInputDriver 8 | import com.google.android.things.contrib.driver.ht16k33.AlphanumericDisplay 9 | import com.plattysoft.pca9685.PCA9685 10 | import com.plattysoft.pca9685.ServoUnderPca9685 11 | 12 | /** 13 | * Created by Raul Portales on 09/06/18. 14 | */ 15 | class Pca9685ServoActivity : Activity() { 16 | private lateinit var buttonA: ButtonInputDriver 17 | private lateinit var buttonB: ButtonInputDriver 18 | private lateinit var buttonC: ButtonInputDriver 19 | private lateinit var pca9685: PCA9685 20 | private lateinit var servo: ServoUnderPca9685 21 | private lateinit var display: AlphanumericDisplay 22 | 23 | private var targetAngle = 0.0 24 | 25 | override fun onCreate(savedInstanceState: Bundle?) { 26 | super.onCreate(savedInstanceState) 27 | 28 | pca9685 = PCA9685() 29 | servo = pca9685.openServo(0) 30 | 31 | servo.setPulseDurationRange(0.65, 2.5) 32 | servo.setAngleRange(0.0, 180.0) 33 | 34 | display = AlphanumericDisplay(I2cUtils.getBus()) 35 | display.setEnabled(true) 36 | display.setBrightness(AlphanumericDisplay.HT16K33_BRIGHTNESS_MAX) 37 | 38 | buttonA = ButtonInputDriver(BoardDefaults.buttonA, Button.LogicState.PRESSED_WHEN_LOW, KeyEvent.KEYCODE_A) 39 | buttonB = ButtonInputDriver(BoardDefaults.buttonB, Button.LogicState.PRESSED_WHEN_LOW, KeyEvent.KEYCODE_B) 40 | buttonC = ButtonInputDriver(BoardDefaults.buttonC, Button.LogicState.PRESSED_WHEN_LOW, KeyEvent.KEYCODE_C) 41 | 42 | buttonA.register() 43 | buttonB.register() 44 | buttonC.register() 45 | } 46 | 47 | override fun onDestroy() { 48 | super.onDestroy() 49 | 50 | pca9685.close() 51 | display.close() 52 | 53 | buttonA.unregister() 54 | buttonB.unregister() 55 | buttonC.unregister() 56 | } 57 | 58 | 59 | override fun onKeyDown(keyCode: Int, event: KeyEvent?): Boolean { 60 | if (handleKeyCode(keyCode)) { 61 | return true 62 | } 63 | return super.onKeyDown(keyCode, event) 64 | } 65 | 66 | override fun onKeyMultiple(keyCode: Int, repeatCount: Int, event: KeyEvent?): Boolean { 67 | if (handleKeyCode(keyCode)) { 68 | return true 69 | } 70 | return super.onKeyMultiple(keyCode, repeatCount, event) 71 | } 72 | 73 | private fun handleKeyCode(keyCode: Int): Boolean { 74 | when (keyCode) { 75 | KeyEvent.KEYCODE_A -> { 76 | decreaseAngle() 77 | return true 78 | } 79 | KeyEvent.KEYCODE_B -> { 80 | increaseAngle() 81 | return true 82 | } 83 | KeyEvent.KEYCODE_C -> { 84 | servo.angle = targetAngle 85 | return true 86 | } 87 | else -> { 88 | return false 89 | } 90 | } 91 | } 92 | 93 | private fun decreaseAngle() { 94 | targetAngle-- 95 | if (targetAngle < servo.minimumAngle) { 96 | targetAngle = servo.minimumAngle 97 | } 98 | display.display(targetAngle) 99 | } 100 | 101 | private fun increaseAngle() { 102 | targetAngle++ 103 | if (targetAngle > servo.maximumAngle) { 104 | targetAngle = servo.maximumAngle 105 | } 106 | display.display(targetAngle) 107 | } 108 | } -------------------------------------------------------------------------------- /chapter5-i2c/src/main/java/com/plattysoft/i2csamples/RgbLedActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.i2csamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.os.Handler 6 | import com.plattysoft.pca9685.PCA9685 7 | import com.plattysoft.pcf8591.Pcf8591 8 | 9 | /** 10 | * Created by Raul Portales on 23/05/18. 11 | */ 12 | class RgbLedActivity : Activity() { 13 | 14 | private lateinit var pwmExpander: PCA9685 15 | private lateinit var adc: Pcf8591 16 | private val handler = Handler() 17 | 18 | override fun onCreate(savedInstanceState: Bundle?) { 19 | super.onCreate(savedInstanceState) 20 | adc = Pcf8591.open() 21 | pwmExpander = PCA9685() 22 | 23 | handler.post(object : Runnable { 24 | override fun run() { 25 | val values = adc.readAllValues() 26 | for (i in 0..2) { 27 | pwmExpander.setPwmDutyCycle(i, (values[i] / 256.0).toInt()) 28 | } 29 | handler.postDelayed(this, 200) 30 | } 31 | }) 32 | } 33 | 34 | override fun onDestroy() { 35 | super.onDestroy() 36 | adc.close() 37 | pwmExpander.close() 38 | } 39 | } -------------------------------------------------------------------------------- /chapter5-i2c/src/main/java/com/plattysoft/i2csamples/ScanI2cActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.i2csamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.util.Log 6 | 7 | /** 8 | * Created by Raul Portales on 17/06/18. 9 | */ 10 | class ScanI2cActivity : Activity() { 11 | 12 | override fun onCreate(savedInstanceState: Bundle?) { 13 | super.onCreate(savedInstanceState) 14 | val defaultBus = I2cUtils.getBus() 15 | val activeAddresses = I2cUtils.scanAvailableAddresses(defaultBus) 16 | for (address in activeAddresses) { 17 | Log.d("ScanI2cActivity", "Address found: 0x${address.toString(16)}") 18 | } 19 | } 20 | } -------------------------------------------------------------------------------- /chapter5-i2c/src/main/java/com/plattysoft/i2csamples/Ssd1306Activity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.i2csamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import com.google.android.things.contrib.driver.ssd1306.Ssd1306 6 | 7 | /** 8 | * Created by Raul Portales on 30/05/18. 9 | */ 10 | class Ssd1306Activity : Activity() { 11 | 12 | override fun onCreate(savedInstanceState: Bundle?) { 13 | super.onCreate(savedInstanceState) 14 | val display = Ssd1306(I2cUtils.getBus()) 15 | for (i in 0 until display.lcdWidth) { 16 | for (j in 0 until display.lcdHeight) { 17 | display.setPixel(i, j, i % display.lcdHeight > j) 18 | } 19 | } 20 | // render the pixel data 21 | display.show() 22 | // Cleanup 23 | display.close() 24 | } 25 | } -------------------------------------------------------------------------------- /chapter5-i2c/src/main/java/com/plattysoft/i2csamples/TemperatureDisplayActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.i2csamples 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.os.Handler 6 | import com.google.android.things.contrib.driver.bmx280.Bmx280 7 | import com.google.android.things.contrib.driver.ht16k33.AlphanumericDisplay 8 | import com.google.android.things.contrib.driver.ht16k33.Ht16k33 9 | 10 | /** 11 | * Created by Raul Portales on 07/05/18. 12 | */ 13 | class TemperatureDisplayActivity : Activity() { 14 | 15 | 16 | private val i2cBusName = I2cUtils.getBus() 17 | 18 | private val handler = Handler() 19 | 20 | private lateinit var sensor: Bmx280 21 | private lateinit var alphanumericDisplay: AlphanumericDisplay 22 | 23 | private val displayTemperatureRunnable = object : Runnable { 24 | override fun run() { 25 | val temperature = sensor.readTemperature().toDouble() 26 | // Display the temperature on the alphanumeric display. 27 | alphanumericDisplay.display(temperature) 28 | handler.post(this) 29 | } 30 | } 31 | 32 | override fun onCreate(savedInstanceState: Bundle?) { 33 | super.onCreate(savedInstanceState) 34 | sensor = Bmx280(i2cBusName) 35 | sensor.temperatureOversampling = Bmx280.OVERSAMPLING_1X 36 | sensor.setMode(Bmx280.MODE_NORMAL) 37 | 38 | alphanumericDisplay = AlphanumericDisplay(i2cBusName) 39 | alphanumericDisplay.setBrightness(Ht16k33.HT16K33_BRIGHTNESS_MAX) 40 | alphanumericDisplay.setEnabled(true) 41 | 42 | handler.post(displayTemperatureRunnable) 43 | } 44 | 45 | override fun onDestroy() { 46 | super.onDestroy() 47 | handler.removeCallbacks(displayTemperatureRunnable) 48 | sensor.close() 49 | alphanumericDisplay.close() 50 | } 51 | } -------------------------------------------------------------------------------- /chapter5-i2c/src/main/res/values/colors.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | #3F51B5 4 | #303F9F 5 | #FF4081 6 | 7 | -------------------------------------------------------------------------------- /chapter5-i2c/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | I2C samples 3 | 4 | -------------------------------------------------------------------------------- /chapter5-i2c/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /chapter7-api-things/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /chapter7-api-things/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | apply plugin: 'kotlin-android' 3 | apply plugin: 'kotlin-android-extensions' 4 | android { 5 | compileSdkVersion 27 6 | 7 | 8 | defaultConfig { 9 | applicationId "com.plattysoft.api.things" 10 | minSdkVersion 27 11 | targetSdkVersion 27 12 | versionCode 1 13 | versionName "1.0" 14 | 15 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 16 | 17 | } 18 | 19 | buildTypes { 20 | release { 21 | minifyEnabled false 22 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 23 | } 24 | } 25 | 26 | } 27 | 28 | dependencies { 29 | implementation fileTree(dir: 'libs', include: ['*.jar']) 30 | implementation 'com.android.support:support-v4:27.1.1' 31 | testImplementation 'junit:junit:4.12' 32 | androidTestImplementation 'com.android.support.test:runner:1.0.2' 33 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2' 34 | compileOnly 'com.google.android.things:androidthings:+' 35 | implementation 'com.google.android.things.contrib:driver-rainbowhat:+' 36 | implementation 'org.nanohttpd:nanohttpd:2.2.0' 37 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" 38 | } 39 | -------------------------------------------------------------------------------- /chapter7-api-things/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /chapter7-api-things/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /chapter7-api-things/src/main/java/com/plattysoft/api/things/ApiListener.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.api.things 2 | 3 | import org.json.JSONObject 4 | 5 | interface ApiListener { 6 | 7 | fun onGetTemperature(): JSONObject 8 | 9 | fun onPostLed(request: JSONObject) 10 | } 11 | -------------------------------------------------------------------------------- /chapter7-api-things/src/main/java/com/plattysoft/api/things/ApiServer.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.api.things 2 | 3 | import fi.iki.elonen.NanoHTTPD 4 | import org.json.JSONObject 5 | 6 | class ApiServer(private val listener: ApiListener) : NanoHTTPD(8080) { 7 | 8 | init { 9 | start(NanoHTTPD.SOCKET_READ_TIMEOUT, false) 10 | } 11 | 12 | override fun serve(session: IHTTPSession): Response { 13 | val path = session.uri 14 | val method = session.method 15 | 16 | if (method === Method.GET && path == "/temperature") { 17 | val response = listener.onGetTemperature() 18 | return newFixedLengthResponse(response.toString()) 19 | } 20 | else if (method === Method.POST && path == "/led") { 21 | val request = getBodyAsJson(session) 22 | listener.onPostLed(request) 23 | return newFixedLengthResponse("") 24 | } 25 | return newFixedLengthResponse(Response.Status.NOT_FOUND, NanoHTTPD.MIME_PLAINTEXT, "Error 404, file not found.") 26 | } 27 | 28 | private fun getBodyAsJson(session: NanoHTTPD.IHTTPSession): JSONObject { 29 | val files = HashMap() 30 | session.parseBody(files) 31 | var content = files["postData"] 32 | return JSONObject(content) 33 | } 34 | } 35 | -------------------------------------------------------------------------------- /chapter7-api-things/src/main/java/com/plattysoft/api/things/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.api.things 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import com.google.android.things.contrib.driver.bmx280.Bmx280 6 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 7 | import com.google.android.things.pio.Gpio 8 | import org.json.JSONObject 9 | 10 | class MainActivity : Activity(), ApiListener { 11 | 12 | lateinit var redLed: Gpio 13 | lateinit var temperatureSensor: Bmx280 14 | 15 | lateinit var apiServer: ApiServer 16 | 17 | override fun onCreate(savedInstanceState: Bundle?) { 18 | super.onCreate(savedInstanceState) 19 | 20 | redLed = RainbowHat.openLedRed() 21 | 22 | temperatureSensor = RainbowHat.openSensor() 23 | temperatureSensor.setMode(Bmx280.MODE_NORMAL) 24 | temperatureSensor.temperatureOversampling = Bmx280.OVERSAMPLING_1X 25 | 26 | apiServer = ApiServer(this) 27 | } 28 | 29 | override fun onDestroy() { 30 | super.onDestroy() 31 | apiServer.stop() 32 | redLed.close() 33 | temperatureSensor.close() 34 | } 35 | 36 | override fun onGetTemperature(): JSONObject { 37 | val response = JSONObject() 38 | val value = temperatureSensor.readTemperature().toDouble() 39 | response.put("temperature", value) 40 | return response 41 | } 42 | 43 | override fun onPostLed(request: JSONObject) { 44 | val status = request.get("status") as Boolean 45 | redLed.value = status 46 | } 47 | } 48 | -------------------------------------------------------------------------------- /chapter7-api-things/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | api-things 3 | 4 | -------------------------------------------------------------------------------- /chapter7-firebase-mobile/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /chapter7-firebase-mobile/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | apply plugin: 'kotlin-android' 3 | apply plugin: 'kotlin-android-extensions' 4 | 5 | android { 6 | compileSdkVersion 26 7 | 8 | defaultConfig { 9 | applicationId "com.plattysoft.firebase.mobile" 10 | minSdkVersion 26 11 | targetSdkVersion 26 12 | versionCode 1 13 | versionName "1.0" 14 | 15 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 16 | 17 | } 18 | 19 | buildTypes { 20 | release { 21 | minifyEnabled false 22 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 23 | } 24 | } 25 | 26 | } 27 | 28 | dependencies { 29 | implementation fileTree(dir: 'libs', include: ['*.jar']) 30 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" 31 | implementation 'com.android.support:appcompat-v7:26.1.0' 32 | 33 | testImplementation 'junit:junit:4.12' 34 | androidTestImplementation 'com.android.support.test:runner:1.0.2' 35 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2' 36 | 37 | implementation 'com.google.firebase:firebase-core:16.0.0' 38 | implementation 'com.google.firebase:firebase-database:16.0.1' 39 | } 40 | 41 | apply plugin: 'com.google.gms.google-services' -------------------------------------------------------------------------------- /chapter7-firebase-mobile/google-services.json: -------------------------------------------------------------------------------- 1 | { 2 | "project_info": { 3 | "project_number": "529784314078", 4 | "firebase_url": "https://androidthingsquickstartguide.firebaseio.com", 5 | "project_id": "androidthingsquickstartguide", 6 | "storage_bucket": "androidthingsquickstartguide.appspot.com" 7 | }, 8 | "client": [ 9 | { 10 | "client_info": { 11 | "mobilesdk_app_id": "1:529784314078:android:e462098bb7288f82", 12 | "android_client_info": { 13 | "package_name": "com.plattysoft.firebase.mobile" 14 | } 15 | }, 16 | "oauth_client": [ 17 | { 18 | "client_id": "529784314078-jdflrt6cjcjh5oslbv5aevqeoptbqb7o.apps.googleusercontent.com", 19 | "client_type": 3 20 | } 21 | ], 22 | "api_key": [ 23 | { 24 | "current_key": "AIzaSyDKBhkGIQtqSBL0wGIUi30NQH94vF2Mqz0" 25 | } 26 | ], 27 | "services": { 28 | "analytics_service": { 29 | "status": 1 30 | }, 31 | "appinvite_service": { 32 | "status": 1, 33 | "other_platform_oauth_client": [] 34 | }, 35 | "ads_service": { 36 | "status": 2 37 | } 38 | } 39 | }, 40 | { 41 | "client_info": { 42 | "mobilesdk_app_id": "1:529784314078:android:81ab44fc52d461a0", 43 | "android_client_info": { 44 | "package_name": "com.plattysoft.firebase.things" 45 | } 46 | }, 47 | "oauth_client": [ 48 | { 49 | "client_id": "529784314078-jdflrt6cjcjh5oslbv5aevqeoptbqb7o.apps.googleusercontent.com", 50 | "client_type": 3 51 | } 52 | ], 53 | "api_key": [ 54 | { 55 | "current_key": "AIzaSyDKBhkGIQtqSBL0wGIUi30NQH94vF2Mqz0" 56 | } 57 | ], 58 | "services": { 59 | "analytics_service": { 60 | "status": 1 61 | }, 62 | "appinvite_service": { 63 | "status": 1, 64 | "other_platform_oauth_client": [] 65 | }, 66 | "ads_service": { 67 | "status": 2 68 | } 69 | } 70 | } 71 | ], 72 | "configuration_version": "1" 73 | } -------------------------------------------------------------------------------- /chapter7-firebase-mobile/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /chapter7-firebase-mobile/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /chapter7-firebase-mobile/src/main/java/com/plattysoft/firebase/mobile/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.firebase.mobile 2 | 3 | import android.support.v7.app.AppCompatActivity 4 | import android.os.Bundle 5 | import android.widget.CompoundButton 6 | import com.google.firebase.FirebaseApp 7 | import com.google.firebase.database.* 8 | import kotlinx.android.synthetic.main.activity_main.* 9 | 10 | class MainActivity : AppCompatActivity() { 11 | 12 | private lateinit var firebaseReference: DatabaseReference 13 | 14 | override fun onCreate(savedInstanceState: Bundle?) { 15 | super.onCreate(savedInstanceState) 16 | setContentView(R.layout.activity_main) 17 | 18 | FirebaseApp.initializeApp(this) 19 | val database = FirebaseDatabase.getInstance() 20 | firebaseReference = database.getReference() 21 | 22 | redLedSwitch.setOnCheckedChangeListener { 23 | compoundButton: CompoundButton, b: Boolean -> 24 | firebaseReference.child("redLED").setValue(b) 25 | } 26 | 27 | firebaseReference.child("temperature").addValueEventListener(object: ValueEventListener { 28 | override fun onDataChange(snapshot: DataSnapshot) { 29 | runOnUiThread { 30 | val temperature = snapshot.getValue(Double::class.java) 31 | temperatureValue.text = temperature.toString() 32 | } 33 | } 34 | override fun onCancelled(p0: DatabaseError) { 35 | // Nothing to do here 36 | } 37 | }) 38 | } 39 | } 40 | -------------------------------------------------------------------------------- /chapter7-firebase-mobile/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 12 | 13 | 19 | 22 | 25 | 26 | 27 | 28 | 34 | 35 | -------------------------------------------------------------------------------- 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/chapter7-firebase-mobile/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | firebase-mobile 3 | Red LED 4 | Temperature: 5 | 6 | -------------------------------------------------------------------------------- /chapter7-firebase-mobile/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /chapter7-firebase-things/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /chapter7-firebase-things/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | apply plugin: 'kotlin-android' 3 | apply plugin: 'kotlin-android-extensions' 4 | android { 5 | compileSdkVersion 27 6 | 7 | 8 | defaultConfig { 9 | applicationId "com.plattysoft.firebase.things" 10 | minSdkVersion 27 11 | targetSdkVersion 27 12 | versionCode 1 13 | versionName "1.0" 14 | 15 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 16 | 17 | } 18 | 19 | buildTypes { 20 | release { 21 | minifyEnabled false 22 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 23 | } 24 | } 25 | 26 | } 27 | 28 | dependencies { 29 | implementation fileTree(dir: 'libs', include: ['*.jar']) 30 | testImplementation 'junit:junit:4.12' 31 | androidTestImplementation 'com.android.support.test:runner:1.0.2' 32 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2' 33 | compileOnly 'com.google.android.things:androidthings:+' 34 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" 35 | 36 | implementation 'com.google.android.things.contrib:driver-rainbowhat:+' 37 | 38 | implementation 'com.google.firebase:firebase-core:16.0.0' 39 | implementation 'com.google.firebase:firebase-database:16.0.1' 40 | } 41 | 42 | apply plugin: 'com.google.gms.google-services' -------------------------------------------------------------------------------- /chapter7-firebase-things/google-services.json: -------------------------------------------------------------------------------- 1 | { 2 | "project_info": { 3 | "project_number": "529784314078", 4 | "firebase_url": "https://androidthingsquickstartguide.firebaseio.com", 5 | "project_id": "androidthingsquickstartguide", 6 | "storage_bucket": "androidthingsquickstartguide.appspot.com" 7 | }, 8 | "client": [ 9 | { 10 | "client_info": { 11 | "mobilesdk_app_id": "1:529784314078:android:e462098bb7288f82", 12 | "android_client_info": { 13 | "package_name": "com.plattysoft.firebase.mobile" 14 | } 15 | }, 16 | "oauth_client": [ 17 | { 18 | "client_id": "529784314078-jdflrt6cjcjh5oslbv5aevqeoptbqb7o.apps.googleusercontent.com", 19 | "client_type": 3 20 | } 21 | ], 22 | "api_key": [ 23 | { 24 | "current_key": "AIzaSyDKBhkGIQtqSBL0wGIUi30NQH94vF2Mqz0" 25 | } 26 | ], 27 | "services": { 28 | "analytics_service": { 29 | "status": 1 30 | }, 31 | "appinvite_service": { 32 | "status": 1, 33 | "other_platform_oauth_client": [] 34 | }, 35 | "ads_service": { 36 | "status": 2 37 | } 38 | } 39 | }, 40 | { 41 | "client_info": { 42 | "mobilesdk_app_id": "1:529784314078:android:81ab44fc52d461a0", 43 | "android_client_info": { 44 | "package_name": "com.plattysoft.firebase.things" 45 | } 46 | }, 47 | "oauth_client": [ 48 | { 49 | "client_id": "529784314078-jdflrt6cjcjh5oslbv5aevqeoptbqb7o.apps.googleusercontent.com", 50 | "client_type": 3 51 | } 52 | ], 53 | "api_key": [ 54 | { 55 | "current_key": "AIzaSyDKBhkGIQtqSBL0wGIUi30NQH94vF2Mqz0" 56 | } 57 | ], 58 | "services": { 59 | "analytics_service": { 60 | "status": 1 61 | }, 62 | "appinvite_service": { 63 | "status": 1, 64 | "other_platform_oauth_client": [] 65 | }, 66 | "ads_service": { 67 | "status": 2 68 | } 69 | } 70 | } 71 | ], 72 | "configuration_version": "1" 73 | } -------------------------------------------------------------------------------- /chapter7-firebase-things/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /chapter7-firebase-things/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | -------------------------------------------------------------------------------- /chapter7-firebase-things/src/main/java/com/plattysoft/firebase/things/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.firebase.things 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.os.Handler 6 | import com.google.android.things.contrib.driver.bmx280.Bmx280 7 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 8 | import com.google.android.things.pio.Gpio 9 | import com.google.firebase.FirebaseApp 10 | import com.google.firebase.database.* 11 | 12 | class MainActivity : Activity() { 13 | 14 | private lateinit var redLed: Gpio 15 | private lateinit var temperatureSensor: Bmx280 16 | 17 | private lateinit var firebaseReference: DatabaseReference 18 | 19 | private val handler = Handler() 20 | 21 | override fun onCreate(savedInstanceState: Bundle?) { 22 | super.onCreate(savedInstanceState) 23 | FirebaseApp.initializeApp(this) 24 | val database = FirebaseDatabase.getInstance() 25 | firebaseReference = database.getReference() 26 | 27 | redLed = RainbowHat.openLedRed() 28 | 29 | temperatureSensor = RainbowHat.openSensor() 30 | temperatureSensor.setMode(Bmx280.MODE_NORMAL) 31 | temperatureSensor.temperatureOversampling = Bmx280.OVERSAMPLING_1X 32 | 33 | configureTemperatureReading() 34 | configureLedSwitch() 35 | } 36 | 37 | override fun onDestroy() { 38 | super.onDestroy() 39 | redLed.close() 40 | temperatureSensor.close() 41 | } 42 | 43 | private fun configureTemperatureReading() { 44 | handler.post(object : Runnable { 45 | override fun run() { 46 | val temperature = temperatureSensor.readTemperature() 47 | firebaseReference.child("temperature").setValue(temperature) 48 | handler.postDelayed(this, 1000) 49 | } 50 | }) 51 | } 52 | 53 | private fun configureLedSwitch() { 54 | firebaseReference.child("redLED").addValueEventListener( 55 | object : ValueEventListener { 56 | override fun onCancelled(p0: DatabaseError) { 57 | // Nothing to do here 58 | } 59 | 60 | override fun onDataChange(snapshot: DataSnapshot) { 61 | val redLedState = snapshot.getValue(Boolean::class.java) 62 | if (redLedState != null) { 63 | redLed.value = redLedState 64 | } 65 | } 66 | }) 67 | } 68 | } 69 | -------------------------------------------------------------------------------- /chapter7-firebase-things/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | firebase-things 3 | 4 | -------------------------------------------------------------------------------- /chapter7-nearby-mobile/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /chapter7-nearby-mobile/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | apply plugin: 'kotlin-android' 3 | apply plugin: 'kotlin-android-extensions' 4 | 5 | android { 6 | compileSdkVersion 26 7 | 8 | defaultConfig { 9 | applicationId "com.plattysoft.nearby.mobile" 10 | minSdkVersion 26 11 | targetSdkVersion 26 12 | versionCode 1 13 | versionName "1.0" 14 | 15 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 16 | 17 | } 18 | 19 | buildTypes { 20 | release { 21 | minifyEnabled false 22 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 23 | } 24 | } 25 | 26 | } 27 | 28 | dependencies { 29 | implementation fileTree(dir: 'libs', include: ['*.jar']) 30 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" 31 | testImplementation 'junit:junit:4.12' 32 | implementation 'com.android.support:appcompat-v7:26.1.0' 33 | implementation 'com.google.android.gms:play-services-nearby:15.0.1' 34 | androidTestImplementation 'com.android.support.test:runner:1.0.2' 35 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2' 36 | } 37 | -------------------------------------------------------------------------------- /chapter7-nearby-mobile/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /chapter7-nearby-mobile/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | -------------------------------------------------------------------------------- /chapter7-nearby-mobile/src/main/java/com/plattysoft/nearby/mobile/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.nearby.mobile 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.util.Log 6 | import android.widget.CompoundButton 7 | import android.widget.Switch 8 | import android.widget.TextView 9 | import com.google.android.gms.nearby.Nearby 10 | import com.google.android.gms.nearby.connection.* 11 | import com.google.android.gms.nearby.connection.ConnectionsStatusCodes.STATUS_OK 12 | import org.json.JSONObject 13 | 14 | class MainActivity : Activity() { 15 | 16 | companion object { 17 | private val TAG = MainActivity::class.java.simpleName 18 | 19 | private const val SERVICE_ID = "com.plattysoft.nearby" 20 | private const val NICKNAME = "IoT Phone" // This could be the device ID 21 | private val STRATEGY = Strategy.P2P_STAR 22 | } 23 | 24 | lateinit var nearbyConnection : ConnectionsClient 25 | private var connectedEndpoint: String? = null 26 | 27 | private val endpointDiscoveryCallback = object : EndpointDiscoveryCallback() { 28 | override fun onEndpointFound(endpointId: String, discoveredEndpointInfo: DiscoveredEndpointInfo) { 29 | connectToEndpoint(endpointId) 30 | } 31 | override fun onEndpointLost(endpointId: String) { 32 | // A previously discovered endpoint has gone away. 33 | } 34 | } 35 | 36 | private val connectionLifecycleCallback = object : ConnectionLifecycleCallback(){ 37 | override fun onConnectionResult(endpointId: String, result: ConnectionResolution) { 38 | if (result.status.statusCode == STATUS_OK) { 39 | connectedEndpoint = endpointId 40 | } 41 | } 42 | override fun onDisconnected(endpointId: String) { 43 | if (endpointId.equals(connectedEndpoint)) { 44 | connectedEndpoint = null 45 | } 46 | } 47 | override fun onConnectionInitiated(endpointId: String, connectionInfo: ConnectionInfo) { 48 | nearbyConnection.acceptConnection(endpointId, payloadCallback) 49 | } 50 | } 51 | 52 | private val payloadCallback = object: PayloadCallback() { 53 | override fun onPayloadReceived(p0: String, payload: Payload) { 54 | // Info about the temperature 55 | val json = payload.getAsJson() 56 | runOnUiThread { 57 | val value = json.getDouble("temperature").toString() 58 | findViewById(R.id.temperatureValue).text = value 59 | } 60 | } 61 | 62 | override fun onPayloadTransferUpdate(p0: String, p1: PayloadTransferUpdate) { 63 | // Nothing to do here 64 | } 65 | } 66 | 67 | override fun onCreate(savedInstanceState: Bundle?) { 68 | super.onCreate(savedInstanceState) 69 | setContentView(R.layout.activity_main) 70 | nearbyConnection = Nearby.getConnectionsClient(this) 71 | startDiscovery() 72 | findViewById(R.id.redLedSwitch).setOnCheckedChangeListener { compoundButton: CompoundButton, status: Boolean -> 73 | if (connectedEndpoint != null) { 74 | val jsonObject = JSONObject() 75 | jsonObject.put("status", status) 76 | nearbyConnection.sendPayload(connectedEndpoint!!, Payload.fromBytes(jsonObject.toString().toByteArray())) 77 | } 78 | } 79 | } 80 | 81 | override fun onDestroy() { 82 | super.onDestroy() 83 | nearbyConnection.stopDiscovery() 84 | } 85 | 86 | private fun connectToEndpoint(endpointId: String) { 87 | nearbyConnection.requestConnection( 88 | NICKNAME, 89 | endpointId, 90 | connectionLifecycleCallback) 91 | } 92 | 93 | private fun startDiscovery() { 94 | nearbyConnection.startDiscovery( 95 | SERVICE_ID, 96 | endpointDiscoveryCallback, 97 | DiscoveryOptions.Builder().setStrategy(STRATEGY).build()) 98 | .addOnFailureListener { 99 | Log.e(TAG, "onFailure: "+it.localizedMessage) 100 | } 101 | .addOnSuccessListener { 102 | Log.e(TAG, "Discovering...") 103 | } 104 | } 105 | 106 | private fun Payload.getAsJson(): JSONObject { 107 | val string = String(this.asBytes()!!) 108 | return JSONObject(string) 109 | } 110 | } 111 | 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/chapter7-nearby-mobile/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | nearby-mobile 3 | Red LED 4 | Temperature: 5 | 6 | -------------------------------------------------------------------------------- /chapter7-nearby-mobile/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /chapter7-nearby-things/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /chapter7-nearby-things/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | apply plugin: 'kotlin-android' 3 | apply plugin: 'kotlin-android-extensions' 4 | 5 | android { 6 | compileSdkVersion 27 7 | 8 | defaultConfig { 9 | applicationId "com.plattysoft.nearby.rhings" 10 | minSdkVersion 27 11 | targetSdkVersion 27 12 | versionCode 1 13 | versionName "1.0" 14 | 15 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 16 | 17 | } 18 | 19 | buildTypes { 20 | release { 21 | minifyEnabled false 22 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 23 | } 24 | } 25 | 26 | } 27 | 28 | dependencies { 29 | implementation fileTree(dir: 'libs', include: ['*.jar']) 30 | implementation 'com.android.support:support-v4:27.1.1' 31 | testImplementation 'junit:junit:4.12' 32 | androidTestImplementation 'com.android.support.test:runner:1.0.2' 33 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2' 34 | compileOnly 'com.google.android.things:androidthings:+' 35 | implementation 'com.google.android.things.contrib:driver-rainbowhat:+' 36 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" 37 | implementation 'com.google.android.gms:play-services-nearby:15.0.1' 38 | } -------------------------------------------------------------------------------- /chapter7-nearby-things/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /chapter7-nearby-things/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | -------------------------------------------------------------------------------- /chapter7-nearby-things/src/main/java/com/plattysoft/nearby/things/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package com.plattysoft.nearby.things 2 | 3 | import android.app.Activity 4 | import android.os.Bundle 5 | import android.os.Handler 6 | import android.util.Log 7 | import com.google.android.gms.nearby.Nearby 8 | import com.google.android.gms.nearby.connection.* 9 | import com.google.android.gms.nearby.connection.ConnectionsStatusCodes.STATUS_OK 10 | import com.google.android.things.contrib.driver.bmx280.Bmx280 11 | import com.google.android.things.contrib.driver.rainbowhat.RainbowHat 12 | import com.google.android.things.pio.Gpio 13 | import org.json.JSONObject 14 | 15 | class MainActivity : Activity() { 16 | companion object { 17 | private val TAG = MainActivity::class.java.simpleName 18 | 19 | private const val SERVICE_ID = "com.plattysoft.nearby" 20 | private const val NICKNAME = "IoT Temp Sensor" 21 | private val STRATEGY = Strategy.P2P_STAR 22 | } 23 | 24 | private lateinit var temperatureSensor: Bmx280 25 | private lateinit var redLed: Gpio 26 | 27 | private lateinit var nearbyConnections: ConnectionsClient 28 | 29 | private var connectedEndpoint: String? = null 30 | private val handler = Handler() 31 | 32 | private val payloadCallback= object: PayloadCallback() { 33 | override fun onPayloadReceived(p0: String, p1: Payload) { 34 | // I have received something 35 | val jsonObject = p1.getAsJson() 36 | val redLedStatus = jsonObject.getBoolean("status") 37 | redLed.value = redLedStatus 38 | } 39 | 40 | override fun onPayloadTransferUpdate(p0: String, p1: PayloadTransferUpdate) { 41 | } 42 | } 43 | 44 | private val connectionLifecycleCallback= object : ConnectionLifecycleCallback (){ 45 | override fun onConnectionResult(endpointId: String, result: ConnectionResolution) { 46 | if (result.status.statusCode == STATUS_OK) { 47 | connectedEndpoint = endpointId 48 | } 49 | } 50 | override fun onDisconnected(endpointId: String) { 51 | if (endpointId.equals(connectedEndpoint)) { 52 | connectedEndpoint = null 53 | } 54 | } 55 | override fun onConnectionInitiated(endpointId: String, connectionInfo: ConnectionInfo) { 56 | nearbyConnections.acceptConnection(endpointId, payloadCallback) 57 | } 58 | } 59 | 60 | override fun onCreate(savedInstanceState: Bundle?) { 61 | super.onCreate(savedInstanceState) 62 | 63 | nearbyConnections = Nearby.getConnectionsClient(this) 64 | 65 | startAdvertising() 66 | 67 | redLed = RainbowHat.openLedRed() 68 | 69 | temperatureSensor = RainbowHat.openSensor() 70 | temperatureSensor.setMode(Bmx280.MODE_NORMAL) 71 | temperatureSensor.temperatureOversampling = Bmx280.OVERSAMPLING_1X 72 | 73 | handler.post(object: Runnable { 74 | override fun run() { 75 | val temp = temperatureSensor.readTemperature() 76 | Log.d(TAG, "Temperature: "+temp.toDouble()) 77 | if (connectedEndpoint != null) { 78 | sendTemperatureToNearby(temp) 79 | } 80 | handler.postDelayed(this, 1000) 81 | } 82 | }) 83 | } 84 | 85 | private fun sendTemperatureToNearby(temp: Float) { 86 | val json = JSONObject() 87 | json.put("temperature", temp) 88 | val payload = Payload.fromBytes(json.toString().toByteArray()) 89 | nearbyConnections.sendPayload(connectedEndpoint!!, payload) 90 | } 91 | 92 | private fun startAdvertising() { 93 | nearbyConnections.startAdvertising( 94 | NICKNAME, 95 | SERVICE_ID, 96 | connectionLifecycleCallback, 97 | AdvertisingOptions.Builder().setStrategy(STRATEGY).build()) 98 | .addOnSuccessListener { 99 | Log.e(TAG, "Advertising...") 100 | } 101 | .addOnFailureListener { 102 | Log.e(TAG, "onFailure: "+it.localizedMessage) 103 | } 104 | } 105 | 106 | override fun onDestroy() { 107 | super.onDestroy() 108 | temperatureSensor.close() 109 | redLed.close() 110 | nearbyConnections.stopAdvertising() 111 | } 112 | } 113 | 114 | private fun Payload.getAsJson(): JSONObject { 115 | val string = String(this.asBytes()!!) 116 | return JSONObject(string) 117 | } 118 | -------------------------------------------------------------------------------- /chapter7-nearby-things/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | nearby-things 3 | 4 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | # IDE (e.g. Android Studio) users: 3 | # Gradle settings configured through the IDE *will override* 4 | # any settings specified in this file. 5 | # For more details on how to configure your build environment visit 6 | # http://www.gradle.org/docs/current/userguide/build_environment.html 7 | # Specifies the JVM arguments used for the daemon process. 8 | # The setting is particularly useful for tweaking memory settings. 9 | org.gradle.jvmargs=-Xmx1536m 10 | # When configured, Gradle will run in incubating parallel mode. 11 | # This option should only be used with decoupled projects. More details, visit 12 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 13 | # org.gradle.parallel=true 14 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/PacktPublishing/Android-Things-Quick-Start-Guide/62344e949cf1103889086a844de24fa2830db7f6/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Wed Apr 25 23:13:36 IST 2018 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-4.4-all.zip 7 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env sh 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Attempt to set APP_HOME 10 | # Resolve links: $0 may be a link 11 | PRG="$0" 12 | # Need this for relative symlinks. 13 | while [ -h "$PRG" ] ; do 14 | ls=`ls -ld "$PRG"` 15 | link=`expr "$ls" : '.*-> \(.*\)$'` 16 | if expr "$link" : '/.*' > /dev/null; then 17 | PRG="$link" 18 | else 19 | PRG=`dirname "$PRG"`"/$link" 20 | fi 21 | done 22 | SAVED="`pwd`" 23 | cd "`dirname \"$PRG\"`/" >/dev/null 24 | APP_HOME="`pwd -P`" 25 | cd "$SAVED" >/dev/null 26 | 27 | APP_NAME="Gradle" 28 | APP_BASE_NAME=`basename "$0"` 29 | 30 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 31 | DEFAULT_JVM_OPTS="" 32 | 33 | # Use the maximum available, or set MAX_FD != -1 to use that value. 34 | MAX_FD="maximum" 35 | 36 | warn () { 37 | echo "$*" 38 | } 39 | 40 | die () { 41 | echo 42 | echo "$*" 43 | echo 44 | exit 1 45 | } 46 | 47 | # OS specific support (must be 'true' or 'false'). 48 | cygwin=false 49 | msys=false 50 | darwin=false 51 | nonstop=false 52 | case "`uname`" in 53 | CYGWIN* ) 54 | cygwin=true 55 | ;; 56 | Darwin* ) 57 | darwin=true 58 | ;; 59 | MINGW* ) 60 | msys=true 61 | ;; 62 | NONSTOP* ) 63 | nonstop=true 64 | ;; 65 | esac 66 | 67 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 68 | 69 | # Determine the Java command to use to start the JVM. 70 | if [ -n "$JAVA_HOME" ] ; then 71 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 72 | # IBM's JDK on AIX uses strange locations for the executables 73 | JAVACMD="$JAVA_HOME/jre/sh/java" 74 | else 75 | JAVACMD="$JAVA_HOME/bin/java" 76 | fi 77 | if [ ! -x "$JAVACMD" ] ; then 78 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 79 | 80 | Please set the JAVA_HOME variable in your environment to match the 81 | location of your Java installation." 82 | fi 83 | else 84 | JAVACMD="java" 85 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 86 | 87 | Please set the JAVA_HOME variable in your environment to match the 88 | location of your Java installation." 89 | fi 90 | 91 | # Increase the maximum file descriptors if we can. 92 | if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then 93 | MAX_FD_LIMIT=`ulimit -H -n` 94 | if [ $? -eq 0 ] ; then 95 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 96 | MAX_FD="$MAX_FD_LIMIT" 97 | fi 98 | ulimit -n $MAX_FD 99 | if [ $? -ne 0 ] ; then 100 | warn "Could not set maximum file descriptor limit: $MAX_FD" 101 | fi 102 | else 103 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 104 | fi 105 | fi 106 | 107 | # For Darwin, add options to specify how the application appears in the dock 108 | if $darwin; then 109 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 110 | fi 111 | 112 | # For Cygwin, switch paths to Windows format before running java 113 | if $cygwin ; then 114 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 115 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 116 | JAVACMD=`cygpath --unix "$JAVACMD"` 117 | 118 | # We build the pattern for arguments to be converted via cygpath 119 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 120 | SEP="" 121 | for dir in $ROOTDIRSRAW ; do 122 | ROOTDIRS="$ROOTDIRS$SEP$dir" 123 | SEP="|" 124 | done 125 | OURCYGPATTERN="(^($ROOTDIRS))" 126 | # Add a user-defined pattern to the cygpath arguments 127 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 128 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 129 | fi 130 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 131 | i=0 132 | for arg in "$@" ; do 133 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 134 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 135 | 136 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 137 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 138 | else 139 | eval `echo args$i`="\"$arg\"" 140 | fi 141 | i=$((i+1)) 142 | done 143 | case $i in 144 | (0) set -- ;; 145 | (1) set -- "$args0" ;; 146 | (2) set -- "$args0" "$args1" ;; 147 | (3) set -- "$args0" "$args1" "$args2" ;; 148 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 149 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 150 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 151 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 152 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 153 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 154 | esac 155 | fi 156 | 157 | # Escape application args 158 | save () { 159 | for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done 160 | echo " " 161 | } 162 | APP_ARGS=$(save "$@") 163 | 164 | # Collect all arguments for the java command, following the shell quoting and substitution rules 165 | eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" 166 | 167 | # by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong 168 | if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then 169 | cd "$(dirname "$0")" 170 | fi 171 | 172 | exec "$JAVACMD" "$@" 173 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | set DIRNAME=%~dp0 12 | if "%DIRNAME%" == "" set DIRNAME=. 13 | set APP_BASE_NAME=%~n0 14 | set APP_HOME=%DIRNAME% 15 | 16 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 17 | set DEFAULT_JVM_OPTS= 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windows variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | 53 | :win9xME_args 54 | @rem Slurp the command line arguments. 55 | set CMD_LINE_ARGS= 56 | set _SKIP=2 57 | 58 | :win9xME_args_slurp 59 | if "x%~1" == "x" goto execute 60 | 61 | set CMD_LINE_ARGS=%* 62 | 63 | :execute 64 | @rem Setup the command line 65 | 66 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 67 | 68 | @rem Execute Gradle 69 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 70 | 71 | :end 72 | @rem End local scope for the variables with windows NT shell 73 | if "%ERRORLEVEL%"=="0" goto mainEnd 74 | 75 | :fail 76 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 77 | rem the _cmd.exe /c_ return code! 78 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 79 | exit /b 1 80 | 81 | :mainEnd 82 | if "%OS%"=="Windows_NT" endlocal 83 | 84 | :omega 85 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':chapter1', ':chapter2-RainbowHAT', ':chapter3-gpio', ':chapter4-pwm', ':chapter5-i2c', ':chapter6-spi', ':chapter7-android-ui', ':chapter7-api-mobile', ':chapter7-api-things', ':chapter7-firebase-mobile', ':chapter7-firebase-things', ':chapter7-nearby-mobile', ':chapter7-nearby-things' --------------------------------------------------------------------------------