├── .gitattributes
└── WiFi_Bluetooth_ESP32
    └── WiFi_Bluetooth_ESP32.ino


/.gitattributes:
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1 | # Auto detect text files and perform LF normalization
2 | * text=auto
3 | 


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/WiFi_Bluetooth_ESP32/WiFi_Bluetooth_ESP32.ino:
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  1 | /*
  2 |   This is the code for the project called
  3 | 
  4 |   WiFi & Bluetooth controlled Home Automation using ESP32
  5 | 
  6 |   This code is written by Sachin Soni on 14.08.2020
  7 | 
  8 |   The tutorial Video for the project is uploaded on 
  9 |   our YouTube channel called "techiesms"
 10 | 
 11 |   Channel Link - https://www.youtube.com/techiesms
 12 | 
 13 | 
 14 |           techiesms
 15 |   explore | learn | share 
 16 | */
 17 | 
 18 | #define BLYNK_PRINT Serial
 19 | 
 20 | #include <BlynkSimpleEsp32.h> // https://github.com/blynkkk/blynk-library
 21 | #include "BluetoothSerial.h" // https://github.com/espressif/arduino-esp32/tree/master/libraries/BluetoothSerial
 22 | 
 23 | 
 24 | #if !defined(CONFIG_BT_ENABLED) || !defined(CONFIG_BLUEDROID_ENABLED)
 25 | #error Bluetooth is not enabled! Please run
 26 | `make menuconfig` to and enable it
 27 | #endif
 28 | 
 29 | 
 30 | BluetoothSerial SerialBT;
 31 | 
 32 | 
 33 | int bluedata; // variable for storing bluetooth data 
 34 | 
 35 | int relay1 = 15;
 36 | int relay2 = 2;
 37 | int relay3 = 4;
 38 | int relay4 = 22;
 39 | 
 40 | char auth[] = "AUTH_TOKEN";
 41 | char ssid[] = "SSID";
 42 | char pass[] = "PASS";
 43 | 
 44 | BLYNK_WRITE(V1)
 45 | {
 46 |   int pinValue = param.asInt(); // assigning incoming value from pin V1 to a variable
 47 |   digitalWrite(relay1, !pinValue);
 48 |   // process received value
 49 | }
 50 | 
 51 | BLYNK_WRITE(V2)
 52 | {
 53 |   int pinValue = param.asInt(); // assigning incoming value from pin V2 to a variable
 54 |   digitalWrite(relay2, !pinValue);
 55 |   // process received value
 56 | }
 57 | 
 58 | BLYNK_WRITE(V3)
 59 | {
 60 |   int pinValue = param.asInt(); // assigning incoming value from pin V3 to a variable
 61 |   digitalWrite(relay3, !pinValue);
 62 |   // process received value
 63 | }
 64 | 
 65 | BLYNK_WRITE(V4)
 66 | {
 67 |   int pinValue = param.asInt(); // assigning incoming value from pin V4 to a variable
 68 |   digitalWrite(relay4, !pinValue);
 69 |   // process received value
 70 | }
 71 | 
 72 | 
 73 | 
 74 | void setup() 
 75 | {
 76 |   Serial.begin(115200);
 77 |   
 78 |   btStart();  Serial.println("Bluetooth On");
 79 |   
 80 |   SerialBT.begin("ESP32_Bluetooth"); //Bluetooth device name
 81 |   Serial.println("The device started, now you can pair it with bluetooth!");
 82 |   delay(10000);
 83 | 
 84 |   pinMode(relay1, OUTPUT);
 85 |   pinMode(relay2, OUTPUT);
 86 |   pinMode(relay3, OUTPUT);
 87 |   pinMode(relay4, OUTPUT);
 88 |   digitalWrite(relay1, LOW);
 89 |   digitalWrite(relay2, LOW);
 90 |   digitalWrite(relay3, LOW);
 91 |   digitalWrite(relay4, LOW);
 92 | 
 93 |   Serial.println("Connecting to Internet");
 94 |   delay(2000);
 95 | 
 96 |   WiFi.begin(ssid, pass); Serial.println("WiFi On");
 97 |   Blynk.config(auth);
 98 |   
 99 |   delay(2000);
100 | 
101 | }
102 | void loop() 
103 | {
104 | 
105 |   if (WiFi.status() != WL_CONNECTED)
106 |   {
107 |     Serial.println("Not Connected");
108 |   }
109 |   else
110 |   {
111 |     Serial.println(" Connected");
112 |     Blynk.run();
113 |   }
114 | 
115 |   if (SerialBT.available())
116 |   {
117 | 
118 |     Bluetooth_handle();
119 | 
120 |   }
121 | 
122 | }
123 | 
124 | void Bluetooth_handle()
125 | {
126 |   //char bluedata;
127 |   bluedata = SerialBT.parseInt();
128 |   //Serial.println(bluedata);
129 |   delay(20);
130 |   if (1 == bluedata) {
131 |     digitalWrite(relay1, LOW);
132 |     Blynk.virtualWrite(V1, 1);
133 |     SerialBT.println("relay1 on");
134 |     Serial.print("relay1 on\n");
135 |   }
136 |   else if (2 == bluedata) {
137 |     digitalWrite(relay1, HIGH);
138 |     Blynk.virtualWrite(V1, 0);
139 |     SerialBT.println("relay1 off");
140 |     Serial.print("relay1 off\n");
141 |   }
142 |   else if (3 == bluedata) {
143 |     digitalWrite(relay2, LOW);
144 |     Blynk.virtualWrite(V2, 1);
145 |     SerialBT.println("relay2 on");
146 |     Serial.print("relay2 on\n");
147 |   }
148 |   else if (4 == bluedata) {
149 |     digitalWrite(relay2, HIGH);
150 |     Blynk.virtualWrite(V2, 0);
151 |     SerialBT.println("relay2 off");
152 |     Serial.print("relay2 off\n");
153 |   }
154 |   else if (5 == bluedata) {
155 |     digitalWrite(relay3, LOW);
156 |     Blynk.virtualWrite(V3, 1);
157 |     SerialBT.println("relay3 on");
158 |     Serial.print("relay3 on\n");
159 |   }
160 |   else if (6 == bluedata) {
161 |     digitalWrite(relay3, HIGH);
162 |     Blynk.virtualWrite(V3, 0);
163 |     SerialBT.println("relay3 off\n");
164 |     Serial.print("relay3 off\n");
165 |   }
166 |   else if (7 == bluedata) {
167 |     digitalWrite(relay4, LOW);
168 |     Blynk.virtualWrite(V4, 1);
169 |     SerialBT.println("relay4 on\n");
170 |     Serial.print("relay4 on\n");
171 |   }
172 |   else if (bluedata == 8) {
173 |     digitalWrite(relay4, HIGH);
174 |     Blynk.virtualWrite(V4, 0);
175 |     SerialBT.println("relay4 off");
176 |     Serial.print("relay4 off\n");
177 |   }
178 |   else
179 |   {
180 |   }
181 | }
182 | 


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