Set up the demo blinky app with a pi pico
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@ -1,14 +0,0 @@
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[build]
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target = "thumbv6m-none-eabi"
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[target.thumbv6m-none-eabi]
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rustflags = [
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"-C", "link-arg=--nmagic",
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"-C", "link-arg=-Tlink.x",
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"-C", "inline-threshold=5",
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"-C", "no-vectorize-loops",
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]
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[target.'cfg(all(target_arch = "arm", target_os = "none"))']
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runner = "elf2uf2-rs -d"
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@ -0,0 +1,6 @@
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[build]
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target = "thumbv6m-none-eabi"
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[target.'cfg(all(target_arch = "arm", target_os = "none"))']
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runner = "elf2uf2-rs -d"
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@ -5,11 +5,14 @@ edition = "2021"
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
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[dependencies]
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[dependencies]
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az = { version = "1" }
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embassy-embedded-hal = { version = "0.1.0", features = ["defmt"] }
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cortex-m-rt = { version = "0.7.3" }
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embassy-sync = { version = "0.6.0", features = ["defmt"] }
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cortex-m = { version = "0.7.7" }
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embassy-executor = { version = "0.5.0", features = ["task-arena-size-98304", "arch-cortex-m", "executor-thread", "executor-interrupt", "defmt", "integrated-timers"] }
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embedded-alloc = { version = "0.5.1" }
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embassy-time = { version = "0.3.1", features = ["defmt", "defmt-timestamp-uptime"] }
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embedded-hal = { version = "0.2.7" }
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embassy-rp = { version = "0.1.0", features = ["defmt", "unstable-pac", "time-driver", "critical-section-impl"] }
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panic-halt = { version = "0.2.0" }
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rp-pico = { version = "0.8.0" }
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defmt = "0.3"
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defmt-rtt = "0.4"
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cortex-m-rt = "0.7.0"
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panic-probe = { version = "0.3", features = ["print-defmt"] }
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@ -4,11 +4,23 @@ use std::io::Write;
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use std::path::PathBuf;
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use std::path::PathBuf;
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fn main() {
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fn main() {
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// Put `memory.x` in our output directory and ensure it's
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// on the linker search path.
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let out = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
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let out = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
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File::create(out.join("memory.x"))
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File::create(out.join("memory.x"))
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.unwrap()
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.unwrap()
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.write_all(include_bytes!("memory.x"))
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.write_all(include_bytes!("memory.x"))
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.unwrap();
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.unwrap();
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println!("cargo:rustc-link-search={}", out.display());
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println!("cargo:rustc-link-search={}", out.display());
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// By default, Cargo will re-run a build script whenever
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// any file in the project changes. By specifying `memory.x`
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// here, we ensure the build script is only re-run when
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// `memory.x` is changed.
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println!("cargo:rerun-if-changed=memory.x");
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println!("cargo:rerun-if-changed=memory.x");
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println!("cargo:rustc-link-arg-bins=--nmagic");
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println!("cargo:rustc-link-arg-bins=-Tlink.x");
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println!("cargo:rustc-link-arg-bins=-Tlink-rp.x");
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println!("cargo:rustc-link-arg-bins=-Tdefmt.x");
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}
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}
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@ -5,55 +5,26 @@
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#![no_std]
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#![no_std]
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#![no_main]
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#![no_main]
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use cortex_m::delay::Delay;
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use embassy_executor::Spawner;
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use embedded_hal::digital::v2::OutputPin;
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use embassy_rp::gpio;
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use panic_halt as _;
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use embassy_time::Timer;
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use rp_pico::{
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use gpio::{Level, Output};
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entry,
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use defmt::*;
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hal::{
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use defmt_rtt as _;
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clocks::init_clocks_and_plls,
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use panic_probe as _;
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pac::{CorePeripherals, Peripherals},
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watchdog::Watchdog,
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Clock, Sio,
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},
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Pins,
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};
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#[entry]
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#[embassy_executor::main]
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fn main() -> ! {
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async fn main(_spawner: Spawner) {
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let mut pac = Peripherals::take().unwrap();
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let p = embassy_rp::init(Default::default());
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let core = CorePeripherals::take().unwrap();
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let mut led = Output::new(p.PIN_25, Level::Low);
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let sio = Sio::new(pac.SIO);
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let pins = Pins::new(
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pac.IO_BANK0,
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pac.PADS_BANK0,
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sio.gpio_bank0,
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&mut pac.RESETS,
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);
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let mut watchdog = Watchdog::new(pac.WATCHDOG);
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let clocks = init_clocks_and_plls(
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12_000_000u32,
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pac.XOSC,
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pac.CLOCKS,
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pac.PLL_SYS,
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pac.PLL_USB,
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&mut pac.RESETS,
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&mut watchdog,
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)
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.ok()
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.unwrap();
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let mut delay = Delay::new(core.SYST, clocks.system_clock.freq().to_Hz());
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let mut led_pin = pins.led.into_push_pull_output();
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let delay_ms = 1000;
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loop {
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loop {
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let _ = led_pin.set_high();
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info!("led on!");
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delay.delay_ms(delay_ms);
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led.set_high();
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Timer::after_secs(1).await;
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let _ = led_pin.set_low();
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info!("led off!");
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delay.delay_ms(delay_ms);
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led.set_low();
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Timer::after_secs(1).await;
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}
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}
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}
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}
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@ -1,3 +1,3 @@
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[toolchain]
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[toolchain]
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channel = "1.77.0"
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channel = "1.80.0"
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targets = [ "wasm32-unknown-unknown", "thumbv6m-none-eabi" ]
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targets = [ "wasm32-unknown-unknown", "thumbv6m-none-eabi" ]
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