├── .cargo └── config.toml ├── .github └── workflows │ └── buildtest.yml ├── .gitignore ├── .vscode └── settings.json ├── Cargo.lock ├── Cargo.toml ├── LICENSE ├── README.md ├── example_keymap.json ├── memory.x └── src ├── keycodes.rs ├── main.rs ├── mcu.rs ├── mcu └── rp2040.rs └── test.rs /.cargo/config.toml: -------------------------------------------------------------------------------- 1 | [target.thumbv7m-none-eabi] 2 | # uncomment this to make `cargo run` execute programs on QEMU 3 | # runner = "qemu-system-arm -cpu cortex-m3 -machine lm3s6965evb -nographic -semihosting-config enable=on,target=native -kernel" 4 | 5 | [target.thumbv6m-none-eabi] 6 | # uncomment this to make `cargo run` execute programs on QEMU 7 | runner = "qemu-system-arm -cpu cortex-m0 -machine raspi-pico -nographic -semihosting-config enable=on,target=native -kernel" 8 | # runner = "elf2uf2-rs -d" 9 | 10 | # runner = "picotool load -x -t elf" 11 | # runner = "probe-run --chip RP2040" 12 | 13 | [target.thumbv7em-none-eabi] 14 | # uncomment this to make `cargo run` execute programs on QEMU 15 | # runner = "qemu-system-arm -cpu cortex-m4 -machine lm3s6965evb -nographic -semihosting-config enable=on,target=native -kernel" 16 | 17 | [target.thumbv7em-none-eabihf] 18 | # uncomment this to make `cargo run` execute programs on QEMU 19 | # runner = "qemu-system-arm -cpu cortex-m4 -machine lm3s6965evb -nographic -semihosting-config enable=on,target=native -kernel" 20 | 21 | [target.'cfg(all(target_arch = "arm", target_os = "none"))'] 22 | # uncomment ONE of these three option to make `cargo run` start a GDB session 23 | # which option to pick depends on your system 24 | # runner = "arm-none-eabi-gdb -q -x openocd.gdb" 25 | # runner = "gdb-multiarch -q -x openocd.gdb" 26 | # runner = "gdb -q -x openocd.gdb" 27 | 28 | rustflags = [ # ??? 29 | # This is needed if your flash or ram addresses are not aligned to 0x10000 in memory.x 30 | # See https://github.com/rust-embedded/cortex-m-quickstart/pull/95 31 | "-C", "link-arg=--nmagic", 32 | 33 | # LLD (shipped with the Rust toolchain) is used as the default linker 34 | # "-C", "link-arg=-Tlink.x", 35 | 36 | # if you run into problems with LLD switch to the GNU linker by commenting out 37 | # this line 38 | # "-C", "linker=arm-none-eabi-ld", 39 | 40 | # if you need to link to pre-compiled C libraries provided by a C toolchain 41 | # use GCC as the linker by commenting out both lines above and then 42 | # uncommenting the three lines below 43 | # "-C", "linker=arm-none-eabi-gcc", 44 | # "-C", "link-arg=-Wl,-Tlink.x", 45 | # "-C", "link-arg=-nostartfiles", 46 | 47 | # "-C", "linker=flip-link", 48 | # Flag required for defmt, when using probe-run 49 | # "-C", "link-arg=-Tdefmt.x", 50 | ] 51 | 52 | [build] 53 | # Pick ONE of these compilation targets 54 | target = "thumbv6m-none-eabi" # Cortex-M0 and Cortex-M0+ 55 | #target = "thumbv7m-none-eabi" # Cortex-M3 56 | # target = "thumbv7em-none-eabi" # Cortex-M4 and Cortex-M7 (no FPU) 57 | # target = "thumbv7em-none-eabihf" # Cortex-M4F and Cortex-M7F (with FPU) 58 | # target = "thumbv8m.base-none-eabi" # Cortex-M23 59 | # target = "thumbv8m.main-none-eabi" # Cortex-M33 (no FPU) 60 | # target = "thumbv8m.main-none-eabihf" # Cortex-M33 (with FPU) 61 | 62 | # compiler caching tool for improved Rust build times 63 | # in ~/.cargo/config.toml 64 | rustc-wrapper = "sccache" 65 | # around 2x faster Rust build times 66 | # see https://twitter.com/0atman/status/1590118756226805762 67 | # https://github.com/mozilla/sccache 68 | 69 | -------------------------------------------------------------------------------- /.github/workflows/buildtest.yml: -------------------------------------------------------------------------------- 1 | name: Build-Test 2 | 3 | on: 4 | push: 5 | branches-ignore: 6 | - 'main' 7 | pull_request: 8 | branches: 9 | - 'main' 10 | workflow_dispatch: 11 | 12 | jobs: 13 | test: 14 | name: Build Test 15 | 16 | strategy: 17 | fail-fast: false 18 | matrix: 19 | variant: 20 | - "" # debug 21 | - "--release" 22 | target: 23 | - thumbv6m-none-eabi 24 | # - thumbv7m-none-eabi 25 | # - thumbv7em-none-eabi 26 | # - thumbv7em-none-eabihf 27 | # platform: [ 28 | # ubuntu-latest, 29 | # macos-latest, 30 | # windows-latest 31 | # ] 32 | 33 | runs-on: ubuntu-latest 34 | #runs-on: ${{ matrix.platform }} 35 | timeout-minutes: 15 36 | 37 | steps: 38 | - name: Checkout Repository on PR on main branch 39 | if: github.event_name == 'pull_request' 40 | uses: actions/checkout@v3 41 | # with: 42 | # ref: ${{ github.event.pull_request.head.sha }} 43 | - name: Checkout Repository on push 44 | if: github.event_name == 'push' 45 | uses: actions/checkout@v3 46 | with: 47 | ref: ${{ github.ref }} 48 | - name: Setup Rust toolchain 49 | uses: actions-rs/toolchain@v1 50 | with: 51 | profile: minimal 52 | toolchain: stable 53 | target: ${{ matrix.target }} 54 | override: true 55 | components: rustfmt, clippy 56 | - name: cargo fmt 57 | uses: actions-rs/cargo@v1 58 | continue-on-error: true 59 | with: 60 | command: fmt 61 | args: --all -- --check 62 | - name: cargo clippy 63 | uses: actions-rs/cargo@v1 64 | continue-on-error: true 65 | with: 66 | command: clippy 67 | args: -- -D warnings 68 | - name: cargo test 69 | uses: actions-rs/cargo@v1 70 | continue-on-error: true 71 | with: 72 | command: test 73 | args: --no-fail-fast --all 74 | - name: cargo build 75 | uses: actions-rs/cargo@v1 76 | with: 77 | command: build 78 | args: ${{ matrix.variant }} --target=${{ matrix.target }} 79 | #- name: cargo build 80 | # run: cargo build ${{ matrix.variant }} --target=${{ matrix.target }} 81 | 82 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | # Generated by Cargo 2 | # will have compiled files and executables 3 | /target/ 4 | /debug/ 5 | 6 | # Remove Cargo.lock from gitignore if creating a binary, leave it for libraries 7 | # More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html 8 | #Cargo.lock 9 | 10 | # These are backup files generated by rustfmt 11 | **/*.rs.bk 12 | 13 | # VSCode files 14 | .vscode/* 15 | !.vscode/settings.json 16 | 17 | # MSVC Windows builds of rustc generate these, which store debugging information 18 | *.pdb 19 | 20 | # Mac/OSX files 21 | .DS_Store 22 | -------------------------------------------------------------------------------- /.vscode/settings.json: -------------------------------------------------------------------------------- 1 | { 2 | "rust-analyzer.checkOnSave.command": "clippy", 3 | "[rust]": { 4 | "editor.formatOnSave": true, 5 | "editor.inlayHints.enabled" : true 6 | } 7 | } 8 | -------------------------------------------------------------------------------- /Cargo.lock: -------------------------------------------------------------------------------- 1 | # This file is automatically 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"129e027ad65ce1453680623c3fb5163cbf7107bfe1aa32257e7d0e63f9ced188" 1128 | dependencies = [ 1129 | "tap", 1130 | ] 1131 | -------------------------------------------------------------------------------- /Cargo.toml: -------------------------------------------------------------------------------- 1 | [package] 2 | name = "rmk_firmware" 3 | version = "0.1.0" 4 | edition = "2021" 5 | # authors = ["Lucas Placentino"] #deprecated ? 6 | description = "RMK - Rust keyboard firmware, based on QMK and KMK" 7 | documentation = "https://obsilab.github.io/rmk_docs/" #TODO need to change url "https://rmk.obsilab.com/docs" 8 | # homepage = "https://rmk.obsilab.com/" #TODO need to change url 9 | readme = "README.md" 10 | repository = "https://github.com/ObsiLab/rmk_firmware" 11 | license = "MIT" 12 | # license-file = "LICENSE" 13 | keywords = ["keyboard","firmware","qmk","rmk","kmk"] 14 | categories = ["embedded","hardware-support"] # [...,"no-std"] ? 15 | 16 | # prevents from accidentily publishing to crates.io : 17 | publish = false 18 | # ! REMOVE IF PUBLISHING TO crates.io 19 | 20 | # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html 21 | 22 | # rp2040 = true # ? for [cfg(rp2040)] 23 | 24 | # [badges] # used ? 25 | # maintenance = ["experimental"] # used ? 26 | # rp2040 = true # ? for [cfg(rp2040)] 27 | 28 | [dependencies] 29 | 30 | # test: 31 | inheritance = { version = "0.0.1-alpha.2", features = ["specialization"] } #less repetitive code for implementing traits 32 | 33 | log = "0.4" #? 34 | 35 | # v1 test 36 | usbd-human-interface-device = "0.3.1" 37 | # embedded_hal = "0.2.5" # features? # rather than rp-hal, to run on any mcu 38 | 39 | 40 | # ? -- ARM -- 41 | cortex-m = "0.7.3" 42 | cortex-m-rt = ">=0.6.15,<0.8" 43 | cortex-m-rtic = "0.6.0-rc.4" 44 | embedded-hal = { version = "0.2.5", features = ["unproven"] } 45 | embedded-time = "0.12.0" 46 | 47 | # ? 48 | defmt = "0.3.0" 49 | # defmt = { version = ">=0.2.0, <0.4", optional = true } 50 | panic-halt= "0.2.0" 51 | panic-probe = { version = "0.3.0", features = ["print-defmt"] } 52 | 53 | # ? -- USB -- 54 | usb-device= "0.2.8" 55 | usbd-serial = "0.1.1" 56 | usbd-hid = "0.5.0" 57 | # prefer usbd-human-interface-device = "0.3.1" # ? 58 | 59 | 60 | # -- RP-HAL: -- 61 | # You can use any BSP. Uncomment this to use for example : 62 | # rp-pico = "0.3.0" 63 | # sparkfun-pro-micro-rp2040 = "0.2.0" 64 | # If you're not going to use a Board Support Package you'll need these: 65 | #rp2040-hal = { version="0.4.0", features=["rt"] } 66 | #rp2040-boot2 = "0.2.0" 67 | # prefer to use only embedded-hal? ot use any MCU 68 | 69 | 70 | 71 | [dev-dependencies] 72 | color-eyre = "0.6.2" # colored error messages 73 | 74 | # [profile.dev] 75 | # lto = true 76 | # incremental = false 77 | # opt-level = "z" 78 | # debug = true 79 | #? panic = "abort" # avoid needing to define the unstable eh_personality lang item 80 | 81 | # [profile.release] 82 | # strip = true # Strip symbols from binary 83 | # opt-level = "z" # "z" ("s"??) optimize for binary size, default optimizes for runtime speed 84 | # lto = true # enable link time optimization 85 | # codegen-units = 1 # maximize size reduction optimizations at the expense of build time 86 | # incremental = false 87 | #? panic = "abort" 88 | 89 | # [features] 90 | # default = ["boot2"] 91 | # boot2 = ["rp2040-boot2"] 92 | 93 | 94 | # --- End of file --- 95 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2022 ObsiLab 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 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | 2 | 3 | # RMK - a Rust Keyboard Firmware ⌨️ 4 | Originally made for the [Quanta keyboard](https://github.com/ObsiLab/Quanta). 5 | ## _**----- 🏗️ THIS IS A WORK IN PROGRESS 🚧 -----**_ 6 | 7 |
8 |

Table Of Contents 📑

 9 | 10 | > - [📖 Docs](#-docs) 11 | > - [▶️ Getting started](#%EF%B8%8F-getting-started) 12 | > - [_yes_](#yes-) 13 | > - [🔡 Details](#-details) 14 | > - [📝 Authors and Contributors](#-authors-and-contributors) 15 | > - [Author](#author-) 16 | > - [Contributors](#contributors-) 17 | > - [🌟 Acknowledgements](#-acknowledgements) 18 | > - [🧑‍🤝‍🧑 Contributing](#-contributing) 19 | > - [®️ License](#%EF%B8%8F-license) 20 | 21 |
22 | 23 | # 📖 Docs 24 | https://rmk.obsilab.com 25 | 26 | ## ▶️ Getting started 27 | ### _yes_ : 28 | _WIP_ 29 | 30 | ### Keymap 31 | Make a keymap.json file _manually_, based on [example_keymap.json](example_keymap.json). 32 | ```json 33 | { 34 | "name": "Example Keymap", 35 | "version": 1.0, 36 | "author": "RMK", 37 | "layers": 2, 38 | "max_rows": 3, 39 | "max_columns": 3, 40 | "description": "Experimental. An example keymap for RMK firmware, 3x3 key matrix with two layers.", 41 | "layer1": { 42 | "row1": ["KEY_Q", "KEY_W", "KEY_E"], 43 | "row2": ["KEY_A", "KEY_S", "KEY_D"], 44 | "row3": ["KEY_null", "KEY_null", "KEY_null"] 45 | }, 46 | "layer2": { 47 | "row1": ["KEY_TRNS", "KEY_T", "KEY_MEDIA_PLAY_PAUSE"] 48 | } 49 | } 50 | ``` 51 | Or use **[RMK GUI Configurator (RGC)](https://github.com/ObsiLab/RGC)** (_WIP_). 52 | 53 | ----------------- 54 | 55 | # 🔡 Details 56 | 57 | ## 📝 Authors and Contributors 58 | ### Author : 59 | - [Lucas Placentino](https://github.com/LucasPlacentino) 60 | ### Contributors : 61 | - [List of contributors](../../graphs/contributors) 62 | 63 | ## 🌟 Acknowledgements 64 | #### 💡 Inspired by [**QMK**](https://github.com/qmk/qmk_firmware) and [**KMK**](https://github.com/KMKfw/kmk_firmware). 65 | 66 | #### 🧱 Based off of: 67 | - https://github.com/Innectic/rmk 68 | - https://github.com/rp-rs/rp-hal 69 | - https://github.com/dlkj/usbd-human-interface-device 70 | - https://github.com/TeXitoi/keyberon 71 | - https://github.com/camrbuss/pinci 72 | - https://github.com/ChrisChrisLoLo/keezyboost40/tree/master/firmware/keezus 73 | 74 | ## 🧑‍🤝‍🧑 Contributing 75 | _[...](CONTRIBUTING.md)_ 76 | 77 | ## ®️ License 78 | Licensed under an [**MIT License**](LICENSE) 79 | 80 | ------------------- 81 | 82 | > _[↑ Go To TOP](#TOP)_ 83 | -------------------------------------------------------------------------------- /example_keymap.json: -------------------------------------------------------------------------------- 1 | { 2 | "name": "Example Keymap", 3 | "version": 1.0, 4 | "author": "RMK", 5 | "layers": 2, 6 | "max_rows": 3, 7 | "max_columns": 3, 8 | "description": "Experimental. An example keymap for RMK firmware, 3x3 key matrix with two layers.", 9 | "layer1": { 10 | "row1": ["KEY_Q", "KEY_W", "KEY_E"], 11 | "row2": ["KEY_A", "KEY_S", "KEY_D"], 12 | "row3": ["KEY_null", "KEY_null", "KEY_null"] 13 | }, 14 | "layer2": { 15 | "row1": ["KEY_TRNS", "KEY_T", "KEY_MEDIA_PLAY_PAUSE"] 16 | } 17 | } 18 | -------------------------------------------------------------------------------- /memory.x: -------------------------------------------------------------------------------- 1 | /* NEDDED ? */ 2 | 3 | /* End of file */ 4 | -------------------------------------------------------------------------------- /src/keycodes.rs: -------------------------------------------------------------------------------- 1 | // check https://gist.github.com/MightyPork/6da26e382a7ad91b5496ee55fdc73db2 2 | // or https://github.com/TeXitoi/keyberon/blob/45b8810e50e87e63adb8629f96778a86affda507/src/key_code.rs 3 | 4 | -------------------------------------------------------------------------------- /src/main.rs: -------------------------------------------------------------------------------- 1 | // main.rs file 2 | // RMK_firmware 3 | // @link https://github.com/ObsiLab/rmk_firmware 4 | // Created by Lucas Placentino - 0bsilab 5 | 6 | #![no_std] 7 | // don't link the Rust standard library 8 | #![no_main] 9 | // see #[entry] below, from cortex_m_rt::entry 10 | 11 | // ---- const : ---- 12 | 13 | const XTAL_FREQ_HZ: u32 = 12_000_000u32; // RPi Pico/RP2040 crystal freq 14 | // needed? : 15 | const NBKEYS: usize = 3; // ! number of keys on the keyboard (80 ?), automatically get from keymap json or toml or other? 16 | 17 | // ---- use : ---- 18 | 19 | use panic_halt as _; 20 | 21 | // usbd hid 22 | use usbd_human_interface_device::page::Keyboard; 23 | //use usbd_human_interface_device::device::keyboard::{KeyboardLedsReport, NKROBootKeyboardInterface}; 24 | use embedded_hal as hal; 25 | use embedded_hal::digital::v2::*; 26 | use embedded_hal::prelude::*; 27 | use embedded_time::duration::Milliseconds; 28 | use usb_device::class_prelude::*; 29 | use usb_device::prelude::*; 30 | use usbd_human_interface_device::device::keyboard::NKROBootKeyboardInterface; 31 | use usbd_human_interface_device::prelude::*; 32 | //? use embedded_time::rate::Hertz; 33 | use core::convert::Infallible; 34 | use hal::pac; 35 | //use rp2040_hal as hal; // prefer embedded_hal ? 36 | //?use hal::Clock; 37 | use cortex_m_rt::entry; 38 | 39 | // ? : 40 | use embedded_time::clock::Error; 41 | use embedded_time::duration::Fraction; 42 | use embedded_time::Instant; 43 | pub const SCALING_FACTOR: Fraction = Fraction::new(1, 1_000_000u32); 44 | use crate::hal::Timer; // only with rp2040_hal ? 45 | // ? use hal::Timer; 46 | pub struct TimerClock<'a> { 47 | timer: &'a Timer, 48 | } 49 | 50 | impl<'a> TimerClock<'a> { 51 | pub fn new(timer: &'a Timer) -> Self { 52 | Self { timer } 53 | } 54 | } 55 | 56 | impl<'a> embedded_time::clock::Clock for TimerClock<'a> { 57 | type T = u32; 58 | const SCALING_FACTOR: Fraction = SCALING_FACTOR; 59 | 60 | fn try_now(&self) -> Result, Error> { 61 | Ok(Instant::new(self.timer.get_counter_low())) 62 | } 63 | } 64 | 65 | // --------------- 66 | /* 67 | 68 | use log::info; 69 | 70 | // The macro for our start-up function 71 | use cortex_m_rt::entry; 72 | 73 | // Ensure we halt the program on panic (if we don't mention this crate it won't be linked) 74 | use panic_halt as _; 75 | 76 | // Alias for our HAL crate 77 | use rp2040_hal as hal; 78 | 79 | // A shorter alias for the Peripheral Access Crate, which provides low-level 80 | // register access 81 | use hal::pac; 82 | 83 | //? Some traits we need (blinky sample code) 84 | //use embedded_hal::digital::v2::InputPin; 85 | //use embedded_hal::digital::v2::OutputPin; 86 | //use embedded_hal::digital::v2::ToggleableOutputPin; 87 | use embedded_time::fixed_point::FixedPoint; 88 | use rp2040_hal::clocks::Clock; 89 | 90 | /// The linker will place this boot block at the start of our program image. We 91 | /// need this to help the ROM bootloader get our code up and running. 92 | #[link_section = ".boot2"] 93 | #[used] 94 | pub static BOOT2: [u8; 256] = rp2040_boot2::BOOT_LOADER_W25Q080; 95 | 96 | /// External high-speed crystal on the Raspberry Pi Pico board is 12 MHz. Adjust 97 | /// if your board has a different frequency 98 | const XTAL_FREQ_HZ: u32 = 12_000_000u32; 99 | 100 | 101 | /// Entry point to our bare-metal application. 102 | /// 103 | /// The `#[entry]` macro ensures the Cortex-M start-up code calls this function 104 | /// as soon as all global variables are initialised. 105 | #[entry] 106 | //fn main() -> () { 107 | fn main() -> ! { 108 | // right one 109 | info!("Program start"); 110 | 111 | // Grab our singleton objects 112 | let mut pac = pac::Peripherals::take().unwrap(); 113 | let core = pac::CorePeripherals::take().unwrap(); 114 | 115 | // Set up the watchdog driver - needed by the clock setup code 116 | let mut watchdog = hal::Watchdog::new(pac.WATCHDOG); 117 | 118 | // Configure the clocks 119 | let _clocks = hal::clocks::init_clocks_and_plls( 120 | //? _clocks or just clocks 121 | XTAL_FREQ_HZ, 122 | pac.XOSC, 123 | pac.CLOCKS, 124 | pac.PLL_SYS, 125 | pac.PLL_USB, 126 | &mut pac.RESETS, 127 | &mut watchdog, 128 | ) 129 | .ok() 130 | .unwrap(); 131 | 132 | let mut delay = cortex_m::delay::Delay::new(core.SYST, _clocks.system_clock.freq().integer()); 133 | 134 | // The single-cycle I/O block controls our GPIO pins 135 | let sio = hal::Sio::new(pac.SIO); 136 | 137 | // Set the pins to their default state 138 | let pins = hal::gpio::Pins::new( 139 | pac.IO_BANK0, 140 | pac.PADS_BANK0, 141 | sio.gpio_bank0, 142 | &mut pac.RESETS, 143 | ); 144 | 145 | loop { // loop ? 146 | // ... 147 | 148 | info!("printing Hello World"); 149 | //println!("Hello, world!"); 150 | } 151 | } 152 | */ 153 | 154 | /* 155 | 156 | =========================== TEST 2 : ================================ 157 | 158 | */ 159 | 160 | // * test 161 | #[cfg(rp2040)] 162 | use crate::mcu::rp2040::*; 163 | //#[cfg_attr(predicate, attr)] 164 | pub mod mcu; 165 | 166 | const USBVID: u16 = 0x1209; 167 | const USBPID: u16 = 0x0001; 168 | // ! need to get PID from pid.codes (VID 0x1209) 169 | 170 | ///main function test 2 171 | #[entry] 172 | fn main() -> ! { 173 | // * test 174 | #[cfg(rp2040)] 175 | let test_mcu = mcu::rp2040::RP2040::new("RP2040", 8); 176 | 177 | let mut pac = pac::Peripherals::take().unwrap(); 178 | 179 | let mut watchdog = hal::Watchdog::new(pac.WATCHDOG); 180 | let clocks = hal::clocks::init_clocks_and_plls( 181 | XTAL_FREQ_HZ, 182 | pac.XOSC, 183 | pac.CLOCKS, 184 | pac.PLL_SYS, 185 | pac.PLL_USB, 186 | &mut pac.RESETS, 187 | &mut watchdog, 188 | ) 189 | .ok() 190 | .unwrap(); 191 | 192 | let timer = hal::Timer::new(pac.TIMER, &mut pac.RESETS); 193 | 194 | let sio = hal::Sio::new(pac.SIO); 195 | let pins = hal::gpio::Pins::new( 196 | pac.IO_BANK0, 197 | pac.PADS_BANK0, 198 | sio.gpio_bank0, 199 | &mut pac.RESETS, 200 | ); 201 | 202 | let clock = TimerClock::new(&timer); 203 | 204 | let usb_bus = UsbBusAllocator::new(hal::usb::UsbBus::new( 205 | pac.USBCTRL_REGS, 206 | pac.USBCTRL_DPRAM, 207 | clocks.usb_clock, 208 | true, 209 | &mut pac.RESETS, 210 | )); 211 | 212 | let mut keyboard = UsbHidClassBuilder::new() 213 | .add_interface( 214 | NKROBootKeyboardInterface::default_config(&clock), // ! clock ?? clock=TimerClock:new(&timer) ?? 215 | ) 216 | .build(&usb_bus); 217 | 218 | let mut usb_dev = UsbDeviceBuilder::new(&usb_bus, UsbVidPid(USBVID, USBPID)) // ! need to get PID from pid.codes (VID 0x1209) 219 | .manufacturer("0bsilab") 220 | .product("Quanta Keyboard") 221 | .serial_number("TESTv1") 222 | //.serial_number("MYVERYOWNQUANTAKEYBOARD") 223 | .supports_remote_wakeup(false) //? should test this 224 | .max_packet_size_0(8) 225 | .build(); 226 | 227 | let mut led_pin = pins.gpio13.into_push_pull_output(); // ! check pin // used for caps lock led 228 | led_pin.set_low().ok(); 229 | 230 | let keys: &[&dyn InputPin] = &[ 231 | // ! check pins, length must be == NBKEYS, maybe autogenerate ? 232 | &pins.gpio1.into_pull_up_input(), 233 | &pins.gpio2.into_pull_up_input(), 234 | &pins.gpio3.into_pull_up_input(), //* etc 235 | ]; 236 | 237 | let reset_button = pins.gpio0.into_pull_up_input(); // ! check pin 238 | 239 | let mut input_count_down = timer.count_down(); 240 | input_count_down.start(Milliseconds(1)); // ! check and test 10ms ? 241 | 242 | let mut tick_count_down = timer.count_down(); 243 | tick_count_down.start(Milliseconds(1)); // ! check ms 244 | 245 | loop { 246 | // ! check 247 | if reset_button.is_low().unwrap() { 248 | hal::rom_data::reset_to_usb_boot(0x1 << 13, 0x0); 249 | } 250 | 251 | //Poll the keys every millisecond 252 | if input_count_down.wait().is_ok() { 253 | let keys = key_press(keys); 254 | 255 | match keyboard.interface().write_report(&keys) { 256 | Err(UsbHidError::WouldBlock) => {} 257 | Err(UsbHidError::Duplicate) => {} 258 | Ok(_) => {} 259 | Err(error) => { 260 | panic!("Keyboard report (write) error: {:?}", error) 261 | } 262 | }; 263 | } 264 | 265 | if tick_count_down.wait().is_ok() { 266 | match keyboard.interface().tick() { 267 | Err(UsbHidError::WouldBlock) => {} 268 | Ok(_) => {} 269 | Err(error) => { 270 | panic!("Keyboard tick error: {:?}", error) 271 | } 272 | }; 273 | } 274 | 275 | if usb_dev.poll(&mut [&mut keyboard]) { 276 | match keyboard.interface().read_report() { 277 | // check if caps lock, etc, is on 278 | Err(UsbError::WouldBlock) => { 279 | // blank 280 | } 281 | Err(error) => { 282 | panic!("Keyboard report (read) error: {:?}", error) 283 | } 284 | Ok(leds) => { 285 | led_pin.set_state(PinState::from(leds.caps_lock)).ok(); //turns on the caps lock LED 286 | } 287 | } 288 | } 289 | 290 | // needed? : 291 | log::logger().flush(); 292 | } 293 | } 294 | 295 | // ! TODO ---------- create a Key Struct and implement the key_press fn below for it ---------- 296 | // ! TODO create a Key from Struct for each key that is in the keymap JSON/TOML/other 297 | 298 | ///key_press function, sends key that is pressed 299 | fn key_press(keys: &[&dyn InputPin]) -> [Keyboard; NBKEYS] { 300 | // ! put keys in a json, toml or something 301 | [ 302 | //arrow UP: 303 | if keys[0].is_low().unwrap() { 304 | Keyboard::UpArrow 305 | } else { 306 | Keyboard::NoEventIndicated 307 | }, 308 | //arrow LEFT: 309 | if keys[1].is_low().unwrap() { 310 | Keyboard::LeftArrow 311 | } else { 312 | Keyboard::NoEventIndicated 313 | }, 314 | //arrow RIGHT: 315 | if keys[2].is_low().unwrap() { 316 | Keyboard::RightArrow 317 | } else { 318 | Keyboard::NoEventIndicated 319 | }, 320 | ] 321 | } 322 | 323 | /* 324 | 325 | ===========TEST 3========= 326 | 327 | */ 328 | 329 | /* 330 | use usbd_human_interface_device::page::Keyboard; 331 | use usbd_human_interface_device::device::keyboard::{KeyboardLedsReport, NKROBootKeyboardInterface}; 332 | use usbd_human_interface_device::prelude::*; 333 | 334 | 335 | let usb_alloc = UsbBusAllocator::new(usb_bus); 336 | 337 | let mut keyboard = UsbHidClassBuilder::new() 338 | .add_interface( 339 | NKROBootKeyboardInterface::default_config(&clock), 340 | ) 341 | .build(&usb_alloc); 342 | 343 | let mut usb_dev = UsbDeviceBuilder::new(&usb_alloc, UsbVidPid(0x1209, 0x0001)) 344 | .manufacturer("usbd-human-interface-device") 345 | .product("NKRO Keyboard") 346 | .serial_number("TEST") 347 | .build(); 348 | 349 | loop { 350 | 351 | let keys = if pin.is_high().unwrap() { 352 | &[Keyboard::A] 353 | } else { 354 | &[Keyboard::NoEventIndicated] 355 | }; 356 | 357 | keyboard.interface().write_report(keys).ok(); 358 | keyboard.interface().tick().unwrap(); 359 | 360 | if usb_dev.poll(&mut [&mut keyboard]) { 361 | match keyboard.interface().read_report() { 362 | 363 | Ok(l) => { 364 | update_leds(l); 365 | } 366 | _ => {} 367 | } 368 | } 369 | } 370 | */ 371 | 372 | // End of file 373 | -------------------------------------------------------------------------------- /src/mcu.rs: -------------------------------------------------------------------------------- 1 | pub mod rp2040; 2 | 3 | trait MCU { 4 | fn new(name: &'static str, nb_gpios: u8) -> Self; 5 | 6 | fn set_gpio_high(&self, pin: u8); 7 | } 8 | -------------------------------------------------------------------------------- /src/mcu/rp2040.rs: -------------------------------------------------------------------------------- 1 | #[cfg(debug)] 2 | use defmt::println; 3 | 4 | use crate::mcu::MCU; 5 | 6 | pub struct RP2040 { 7 | name: &'static str, 8 | nb_gpios: u8, 9 | } 10 | 11 | // implement methods for the RP2040 struct 12 | impl RP2040 { 13 | pub fn rpi() { 14 | #[cfg(debug)] 15 | println!("RPi!") 16 | } 17 | } 18 | 19 | // implement the MCU trait for the RP2040 struct 20 | impl MCU for RP2040 { 21 | fn new(name: &'static str, nb_gpios: u8) -> Self { 22 | Self { name , nb_gpios: 8 } 23 | } 24 | 25 | fn set_gpio_high(&self, pin: u8) { 26 | //rp2040_hal.setHigh(pin) 27 | #[cfg(debug)] 28 | println!("set_gpio_high: {}", pin) 29 | } 30 | } 31 | -------------------------------------------------------------------------------- /src/test.rs: -------------------------------------------------------------------------------- 1 | /* 2 | 3 | * =================== TEST 3 ====================== 4 | 5 | */ 6 | 7 | //?#![no_std] // don't link the Rust standard library 8 | // #![cfg_attr(not(test), no_std)] // only link the Rust standard library when testing 9 | #![no_main] // see #[entry] below, from cortex_m_rt::entry 10 | 11 | use core::convert::Infallible; 12 | use cortex_m_rt::entry; 13 | use embedded_hal as hal; // rather than rp2040_hal ? 14 | use embedded_hal::digital::v2::*; 15 | use embedded_hal::prelude::*; 16 | use embedded_time::duration::Milliseconds; 17 | use hal::pac; 18 | //use rp2040_hal as hal; // prefer embedded_hal ? 19 | use usb_device::class_prelude::*; 20 | use usb_device::prelude::*; 21 | use usbd_human_interface_device::device::keyboard::{ 22 | KeyboardLedsReport, NKROBootKeyboardInterface, 23 | }; 24 | use usbd_human_interface_device::page::Keyboard; 25 | use usbd_human_interface_device::prelude::*; 26 | 27 | // ?? ----- : 28 | use embedded_time::clock::Error; 29 | use embedded_time::duration::Fraction; 30 | use embedded_time::Instant; 31 | pub const SCALING_FACTOR: Fraction = Fraction::new(1, 1_000_000u32); 32 | use crate::hal::Timer; // only with rp2040_hal ? 33 | // ? use hal::Timer; 34 | 35 | const USBVID: u16 = 0x1209; 36 | const USBPID: u16 = 0x0001; 37 | // ! need to get PID from pid.codes (VID 0x1209) 38 | 39 | pub struct TimerClock<'a> { 40 | timer: &'a Timer, 41 | } 42 | 43 | impl<'a> TimerClock<'a> { 44 | pub fn new(timer: &'a Timer) -> Self { 45 | Self { timer } 46 | } 47 | } 48 | 49 | impl<'a> embedded_time::clock::Clock for TimerClock<'a> { 50 | type T = u32; 51 | const SCALING_FACTOR: Fraction = SCALING_FACTOR; 52 | 53 | fn try_now(&self) -> Result, Error> { 54 | Ok(Instant::new(self.timer.get_counter_low())) 55 | } 56 | } 57 | // ?? ----- 58 | 59 | const NBKEYS: usize = 3; 60 | const XTAL_FREQ_HZ: u32 = 12_000_000u32; 61 | 62 | #[entry] 63 | fn main() -> ! { 64 | let mut pac = pac::Peripherals::take().unwrap(); 65 | 66 | let mut watchdog = hal::Watchdog::new(pac.WATCHDOG); 67 | let clocks = hal::clocks::init_clocks_and_plls( 68 | XTAL_FREQ_HZ, 69 | pac.XOSC, 70 | pac.CLOCKS, 71 | pac.PLL_SYS, 72 | pac.PLL_USB, 73 | &mut pac.RESETS, 74 | &mut watchdog, 75 | ) 76 | .ok() 77 | .unwrap(); 78 | 79 | let timer = hal::Timer::new(pac.TIMER, &mut pac.RESETS); 80 | 81 | let sio = hal::Sio::new(pac.SIO); 82 | let pins = hal::gpio::Pins::new( 83 | pac.IO_BANK0, 84 | pac.PADS_BANK0, 85 | sio.gpio_bank0, 86 | &mut pac.RESETS, 87 | ); 88 | 89 | let usb_bus = UsbBusAllocator::new(hal::usb::UsbBus::new( 90 | pac.USBCTRL_REGS, 91 | pac.USBCTRL_DPRAM, 92 | clocks.usb_clock, 93 | true, 94 | &mut pac.RESETS, 95 | )); 96 | 97 | let clock = TimerClock::new(&timer); 98 | 99 | let usb_alloc = UsbBusAllocator::new(usb_bus); 100 | 101 | let mut keyboard = UsbHidClassBuilder::new() 102 | .add_interface(NKROBootKeyboardInterface::default_config(&clock)) 103 | .build(&usb_alloc); 104 | 105 | let mut usb_dev = UsbDeviceBuilder::new(&usb_alloc, UsbVidPid(USBVID, USBPID)) 106 | .manufacturer("usbd-human-interface-device") 107 | .product("NKRO Keyboard") 108 | .serial_number("TEST") 109 | .build(); 110 | 111 | let keys: &[&dyn InputPin] = &[ 112 | // ! check pins, length must be == NBKEYS, maybe autogenerate ? 113 | &pins.gpio1.into_pull_up_input(), 114 | &pins.gpio2.into_pull_up_input(), 115 | &pins.gpio3.into_pull_up_input(), //* etc 116 | ]; 117 | 118 | let mut input_count_down = timer.count_down(); 119 | input_count_down.start(Milliseconds(1)); // ! check and test 10ms ? 120 | 121 | loop { 122 | if input_count_down.wait().is_ok() { 123 | let keys = key_press(keys); 124 | } 125 | 126 | /* 127 | let keys = if pin.is_high().unwrap() { 128 | &[Keyboard::A] 129 | } else { 130 | &[Keyboard::NoEventIndicated] 131 | }; 132 | */ 133 | 134 | keyboard.interface().write_report(&keys).ok(); 135 | 136 | keyboard.interface().tick().unwrap(); 137 | 138 | /* // ?? 139 | if usb_dev.poll(&mut [&mut keyboard]) { 140 | match keyboard.interface().read_report() { 141 | 142 | Ok(l) => { 143 | update_leds(l); 144 | } 145 | _ => {} 146 | } 147 | } 148 | */ 149 | keyboard.interface().read_report().ok(); // ? 150 | } 151 | } 152 | 153 | fn key_press(keys: &[&dyn InputPin]) -> [Keyboard; NBKEYS] { 154 | // ! put keys in a json, toml or something 155 | [ 156 | //arrow UP: 157 | if keys[0].is_low().unwrap() { 158 | Keyboard::UpArrow 159 | } else { 160 | Keyboard::NoEventIndicated 161 | }, 162 | //arrow LEFT: 163 | if keys[1].is_low().unwrap() { 164 | Keyboard::LeftArrow 165 | } else { 166 | Keyboard::NoEventIndicated 167 | }, 168 | //arrow RIGHT: 169 | if keys[2].is_low().unwrap() { 170 | Keyboard::RightArrow 171 | } else { 172 | Keyboard::NoEventIndicated 173 | }, 174 | ] 175 | } 176 | 177 | // End of file 178 | --------------------------------------------------------------------------------