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https://github.com/embassy-rs/embassy.git
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Add samples for nrf5340
This commit is contained in:
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9
examples/nrf5340/.cargo/config.toml
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9
examples/nrf5340/.cargo/config.toml
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[target.'cfg(all(target_arch = "arm", target_os = "none"))']
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# replace nRF5340_xxAA with your chip as listed in `probe-run --list-chips`
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runner = "probe-run --chip nRF5340_xxAA"
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[build]
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target = "thumbv8m.main-none-eabihf"
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[env]
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DEFMT_LOG = "trace"
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64
examples/nrf5340/Cargo.toml
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64
examples/nrf5340/Cargo.toml
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[package]
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edition = "2021"
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name = "embassy-nrf-examples"
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version = "0.1.0"
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license = "MIT OR Apache-2.0"
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[features]
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default = ["nightly"]
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nightly = [
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"embassy-executor/nightly",
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"embassy-nrf/nightly",
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"embassy-net/nightly",
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"embassy-nrf/unstable-traits",
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"embassy-usb",
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"embedded-io/async",
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"embassy-net",
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]
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[dependencies]
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embassy-futures = { version = "0.1.0", path = "../../embassy-futures" }
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embassy-sync = { version = "0.1.0", path = "../../embassy-sync", features = [
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"defmt",
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] }
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embassy-executor = { version = "0.1.0", path = "../../embassy-executor", features = [
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"defmt",
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"integrated-timers",
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] }
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embassy-time = { version = "0.1.0", path = "../../embassy-time", features = [
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"defmt",
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"defmt-timestamp-uptime",
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] }
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embassy-nrf = { version = "0.1.0", path = "../../embassy-nrf", features = [
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"defmt",
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"nrf5340-app-s",
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"time-driver-rtc1",
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"gpiote",
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"unstable-pac",
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] }
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embassy-net = { version = "0.1.0", path = "../../embassy-net", features = [
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"defmt",
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"tcp",
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"dhcpv4",
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"medium-ethernet",
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], optional = true }
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embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = [
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"defmt",
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], optional = true }
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embedded-io = "0.4.0"
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defmt = "0.3"
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defmt-rtt = "0.4"
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static_cell = "1.0"
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cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
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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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futures = { version = "0.3.17", default-features = false, features = [
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"async-await",
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] }
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rand = { version = "0.8.4", default-features = false }
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embedded-storage = "0.3.0"
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usbd-hid = "0.6.0"
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serde = { version = "1.0.136", default-features = false }
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35
examples/nrf5340/build.rs
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35
examples/nrf5340/build.rs
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//! This build script copies the `memory.x` file from the crate root into
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//! a directory where the linker can always find it at build time.
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//! For many projects this is optional, as the linker always searches the
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//! project root directory -- wherever `Cargo.toml` is. However, if you
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//! are using a workspace or have a more complicated build setup, this
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//! build script becomes required. Additionally, by requesting that
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//! Cargo re-run the build script whenever `memory.x` is changed,
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//! updating `memory.x` ensures a rebuild of the application with the
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//! new memory settings.
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use std::env;
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use std::fs::File;
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use std::io::Write;
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use std::path::PathBuf;
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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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File::create(out.join("memory.x"))
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.unwrap()
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.write_all(include_bytes!("memory.x"))
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.unwrap();
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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: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=-Tdefmt.x");
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}
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7
examples/nrf5340/memory.x
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7
examples/nrf5340/memory.x
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MEMORY
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{
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/* NOTE 1 K = 1 KiBi = 1024 bytes */
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/* These values correspond to the NRF5340 */
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FLASH : ORIGIN = 0x00000000, LENGTH = 1024K
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RAM : ORIGIN = 0x20000000, LENGTH = 256K
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}
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26
examples/nrf5340/src/bin/awaitable_timer.rs
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26
examples/nrf5340/src/bin/awaitable_timer.rs
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#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use defmt::info;
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use embassy_executor::Spawner;
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use embassy_nrf::interrupt;
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use embassy_nrf::timer::Timer;
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use {defmt_rtt as _, panic_probe as _};
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#[embassy_executor::main]
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async fn main(_spawner: Spawner) {
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let p = embassy_nrf::init(Default::default());
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let mut t = Timer::new_awaitable(p.TIMER0, interrupt::take!(TIMER0));
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// default frequency is 1MHz, so this triggers every second
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t.cc(0).write(1_000_000);
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// clear the timer value on cc[0] compare match
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t.cc(0).short_compare_clear();
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t.start();
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loop {
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// wait for compare match
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t.cc(0).wait().await;
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info!("hardware timer tick");
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}
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}
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21
examples/nrf5340/src/bin/blinky.rs
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21
examples/nrf5340/src/bin/blinky.rs
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#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use embassy_executor::Spawner;
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use embassy_nrf::gpio::{Level, Output, OutputDrive};
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use embassy_time::{Duration, Timer};
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use {defmt_rtt as _, panic_probe as _};
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#[embassy_executor::main]
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async fn main(_spawner: Spawner) {
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let p = embassy_nrf::init(Default::default());
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let mut led = Output::new(p.P0_28, Level::Low, OutputDrive::Standard);
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loop {
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led.set_high();
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Timer::after(Duration::from_millis(300)).await;
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led.set_low();
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Timer::after(Duration::from_millis(300)).await;
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}
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}
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57
examples/nrf5340/src/bin/buffered_uart.rs
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57
examples/nrf5340/src/bin/buffered_uart.rs
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#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use defmt::*;
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use embassy_executor::Spawner;
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use embassy_nrf::buffered_uarte::{BufferedUarte, State};
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use embassy_nrf::{interrupt, uarte};
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use embedded_io::asynch::{BufRead, Write};
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use futures::pin_mut;
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use {defmt_rtt as _, panic_probe as _};
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#[embassy_executor::main]
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async fn main(_spawner: Spawner) {
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let p = embassy_nrf::init(Default::default());
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let mut config = uarte::Config::default();
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config.parity = uarte::Parity::EXCLUDED;
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config.baudrate = uarte::Baudrate::BAUD115200;
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let mut tx_buffer = [0u8; 4096];
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let mut rx_buffer = [0u8; 4096];
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let irq = interrupt::take!(SERIAL0);
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let mut state = State::new();
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// Please note - important to have hardware flow control (https://github.com/embassy-rs/embassy/issues/536)
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let u = BufferedUarte::new(
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&mut state,
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p.UARTETWISPI0,
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p.TIMER0,
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p.PPI_CH0,
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p.PPI_CH1,
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irq,
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p.P0_08,
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p.P0_06,
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p.P0_07,
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p.P0_05,
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config,
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&mut rx_buffer,
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&mut tx_buffer,
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);
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pin_mut!(u);
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info!("uarte initialized!");
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unwrap!(u.write_all(b"Hello!\r\n").await);
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info!("wrote hello in uart!");
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loop {
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info!("reading...");
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let buf = unwrap!(u.fill_buf().await);
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info!("read done, got {}", buf);
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// Read bytes have to be explicitly consumed, otherwise fill_buf() will return them again
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let n = buf.len();
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u.consume(n);
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}
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}
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43
examples/nrf5340/src/bin/channel.rs
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43
examples/nrf5340/src/bin/channel.rs
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#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use defmt::unwrap;
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use embassy_executor::Spawner;
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use embassy_nrf::gpio::{Level, Output, OutputDrive};
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use embassy_sync::blocking_mutex::raw::ThreadModeRawMutex;
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use embassy_sync::channel::Channel;
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use embassy_time::{Duration, Timer};
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use {defmt_rtt as _, panic_probe as _};
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enum LedState {
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On,
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Off,
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}
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static CHANNEL: Channel<ThreadModeRawMutex, LedState, 1> = Channel::new();
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#[embassy_executor::task]
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async fn my_task() {
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loop {
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CHANNEL.send(LedState::On).await;
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Timer::after(Duration::from_secs(1)).await;
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CHANNEL.send(LedState::Off).await;
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Timer::after(Duration::from_secs(1)).await;
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}
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}
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#[embassy_executor::main]
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async fn main(spawner: Spawner) {
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let p = embassy_nrf::init(Default::default());
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let mut led = Output::new(p.P0_28, Level::Low, OutputDrive::Standard);
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unwrap!(spawner.spawn(my_task()));
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loop {
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match CHANNEL.recv().await {
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LedState::On => led.set_high(),
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LedState::Off => led.set_low(),
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}
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}
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}
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50
examples/nrf5340/src/bin/channel_sender_receiver.rs
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50
examples/nrf5340/src/bin/channel_sender_receiver.rs
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#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use defmt::unwrap;
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use embassy_executor::Spawner;
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use embassy_nrf::gpio::{AnyPin, Level, Output, OutputDrive, Pin};
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use embassy_sync::blocking_mutex::raw::NoopRawMutex;
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use embassy_sync::channel::{Channel, Receiver, Sender};
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use embassy_time::{Duration, Timer};
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use static_cell::StaticCell;
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use {defmt_rtt as _, panic_probe as _};
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enum LedState {
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On,
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Off,
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}
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static CHANNEL: StaticCell<Channel<NoopRawMutex, LedState, 1>> = StaticCell::new();
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#[embassy_executor::task]
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async fn send_task(sender: Sender<'static, NoopRawMutex, LedState, 1>) {
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loop {
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sender.send(LedState::On).await;
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Timer::after(Duration::from_secs(1)).await;
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sender.send(LedState::Off).await;
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Timer::after(Duration::from_secs(1)).await;
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}
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}
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#[embassy_executor::task]
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async fn recv_task(led: AnyPin, receiver: Receiver<'static, NoopRawMutex, LedState, 1>) {
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let mut led = Output::new(led, Level::Low, OutputDrive::Standard);
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loop {
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match receiver.recv().await {
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LedState::On => led.set_high(),
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LedState::Off => led.set_low(),
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}
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}
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}
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#[embassy_executor::main]
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async fn main(spawner: Spawner) {
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let p = embassy_nrf::init(Default::default());
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let channel = CHANNEL.init(Channel::new());
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unwrap!(spawner.spawn(send_task(channel.sender())));
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unwrap!(spawner.spawn(recv_task(p.P0_28.degrade(), channel.receiver())));
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}
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66
examples/nrf5340/src/bin/gpiote_channel.rs
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66
examples/nrf5340/src/bin/gpiote_channel.rs
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#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use defmt::info;
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use embassy_executor::Spawner;
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use embassy_nrf::gpio::{Input, Pull};
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use embassy_nrf::gpiote::{InputChannel, InputChannelPolarity};
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use {defmt_rtt as _, panic_probe as _};
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#[embassy_executor::main]
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async fn main(_spawner: Spawner) {
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let p = embassy_nrf::init(Default::default());
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info!("Starting!");
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let ch1 = InputChannel::new(
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p.GPIOTE_CH0,
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Input::new(p.P0_23, Pull::Up),
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InputChannelPolarity::HiToLo,
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);
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let ch2 = InputChannel::new(
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p.GPIOTE_CH1,
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Input::new(p.P0_24, Pull::Up),
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InputChannelPolarity::LoToHi,
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);
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let ch3 = InputChannel::new(
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p.GPIOTE_CH2,
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Input::new(p.P0_08, Pull::Up),
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InputChannelPolarity::Toggle,
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);
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let ch4 = InputChannel::new(
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p.GPIOTE_CH3,
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Input::new(p.P0_09, Pull::Up),
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InputChannelPolarity::Toggle,
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);
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let button1 = async {
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loop {
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ch1.wait().await;
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info!("Button 1 pressed")
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}
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};
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let button2 = async {
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loop {
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ch2.wait().await;
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info!("Button 2 released")
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}
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};
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let button3 = async {
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loop {
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ch3.wait().await;
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info!("Button 3 toggled")
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}
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};
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let button4 = async {
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loop {
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ch4.wait().await;
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info!("Button 4 toggled")
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}
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};
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futures::join!(button1, button2, button3, button4);
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}
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34
examples/nrf5340/src/bin/gpiote_port.rs
Normal file
34
examples/nrf5340/src/bin/gpiote_port.rs
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#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use defmt::{info, unwrap};
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use embassy_executor::Spawner;
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use embassy_nrf::gpio::{AnyPin, Input, Pin as _, Pull};
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use {defmt_rtt as _, panic_probe as _};
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#[embassy_executor::task(pool_size = 4)]
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async fn button_task(n: usize, mut pin: Input<'static, AnyPin>) {
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loop {
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pin.wait_for_low().await;
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info!("Button {:?} pressed!", n);
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pin.wait_for_high().await;
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info!("Button {:?} released!", n);
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}
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}
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#[embassy_executor::main]
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async fn main(spawner: Spawner) {
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let p = embassy_nrf::init(Default::default());
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info!("Starting!");
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let btn1 = Input::new(p.P0_23.degrade(), Pull::Up);
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let btn2 = Input::new(p.P0_24.degrade(), Pull::Up);
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let btn3 = Input::new(p.P0_08.degrade(), Pull::Up);
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let btn4 = Input::new(p.P0_09.degrade(), Pull::Up);
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unwrap!(spawner.spawn(button_task(1, btn1)));
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unwrap!(spawner.spawn(button_task(2, btn2)));
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unwrap!(spawner.spawn(button_task(3, btn3)));
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unwrap!(spawner.spawn(button_task(4, btn4)));
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}
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35
examples/nrf5340/src/bin/uart.rs
Normal file
35
examples/nrf5340/src/bin/uart.rs
Normal file
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#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use defmt::*;
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use embassy_executor::Spawner;
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use embassy_nrf::{interrupt, uarte};
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use {defmt_rtt as _, panic_probe as _};
|
||||
|
||||
#[embassy_executor::main]
|
||||
async fn main(_spawner: Spawner) {
|
||||
let p = embassy_nrf::init(Default::default());
|
||||
let mut config = uarte::Config::default();
|
||||
config.parity = uarte::Parity::EXCLUDED;
|
||||
config.baudrate = uarte::Baudrate::BAUD115200;
|
||||
|
||||
let irq = interrupt::take!(SERIAL0);
|
||||
let mut uart = uarte::Uarte::new(p.UARTETWISPI0, irq, p.P0_08, p.P0_06, config);
|
||||
|
||||
info!("uarte initialized!");
|
||||
|
||||
// Message must be in SRAM
|
||||
let mut buf = [0; 8];
|
||||
buf.copy_from_slice(b"Hello!\r\n");
|
||||
|
||||
unwrap!(uart.write(&buf).await);
|
||||
info!("wrote hello in uart!");
|
||||
|
||||
loop {
|
||||
info!("reading...");
|
||||
unwrap!(uart.read(&mut buf).await);
|
||||
info!("writing...");
|
||||
unwrap!(uart.write(&buf).await);
|
||||
}
|
||||
}
|
35
examples/nrf5340/src/bin/uart_idle.rs
Normal file
35
examples/nrf5340/src/bin/uart_idle.rs
Normal file
@ -0,0 +1,35 @@
|
||||
#![no_std]
|
||||
#![no_main]
|
||||
#![feature(type_alias_impl_trait)]
|
||||
|
||||
use defmt::*;
|
||||
use embassy_executor::Spawner;
|
||||
use embassy_nrf::{interrupt, uarte};
|
||||
use {defmt_rtt as _, panic_probe as _};
|
||||
|
||||
#[embassy_executor::main]
|
||||
async fn main(_spawner: Spawner) {
|
||||
let p = embassy_nrf::init(Default::default());
|
||||
let mut config = uarte::Config::default();
|
||||
config.parity = uarte::Parity::EXCLUDED;
|
||||
config.baudrate = uarte::Baudrate::BAUD115200;
|
||||
|
||||
let irq = interrupt::take!(SERIAL0);
|
||||
let uart = uarte::Uarte::new(p.UARTETWISPI0, irq, p.P0_08, p.P0_06, config);
|
||||
let (mut tx, mut rx) = uart.split_with_idle(p.TIMER0, p.PPI_CH0, p.PPI_CH1);
|
||||
|
||||
info!("uarte initialized!");
|
||||
|
||||
// Message must be in SRAM
|
||||
let mut buf = [0; 8];
|
||||
buf.copy_from_slice(b"Hello!\r\n");
|
||||
|
||||
unwrap!(tx.write(&buf).await);
|
||||
info!("wrote hello in uart!");
|
||||
|
||||
loop {
|
||||
info!("reading...");
|
||||
let n = unwrap!(rx.read_until_idle(&mut buf).await);
|
||||
info!("got {} bytes", n);
|
||||
}
|
||||
}
|
60
examples/nrf5340/src/bin/uart_split.rs
Normal file
60
examples/nrf5340/src/bin/uart_split.rs
Normal file
@ -0,0 +1,60 @@
|
||||
#![no_std]
|
||||
#![no_main]
|
||||
#![feature(type_alias_impl_trait)]
|
||||
|
||||
use defmt::*;
|
||||
use embassy_executor::Spawner;
|
||||
use embassy_nrf::peripherals::UARTETWISPI0;
|
||||
use embassy_nrf::uarte::UarteRx;
|
||||
use embassy_nrf::{interrupt, uarte};
|
||||
use embassy_sync::blocking_mutex::raw::ThreadModeRawMutex;
|
||||
use embassy_sync::channel::Channel;
|
||||
use {defmt_rtt as _, panic_probe as _};
|
||||
|
||||
static CHANNEL: Channel<ThreadModeRawMutex, [u8; 8], 1> = Channel::new();
|
||||
|
||||
#[embassy_executor::main]
|
||||
async fn main(spawner: Spawner) {
|
||||
let p = embassy_nrf::init(Default::default());
|
||||
let mut config = uarte::Config::default();
|
||||
config.parity = uarte::Parity::EXCLUDED;
|
||||
config.baudrate = uarte::Baudrate::BAUD115200;
|
||||
|
||||
let irq = interrupt::take!(SERIAL0);
|
||||
let uart = uarte::Uarte::new(p.UARTETWISPI0, irq, p.P0_08, p.P0_06, config);
|
||||
let (mut tx, rx) = uart.split();
|
||||
|
||||
info!("uarte initialized!");
|
||||
|
||||
// Spawn a task responsible purely for reading
|
||||
|
||||
unwrap!(spawner.spawn(reader(rx)));
|
||||
|
||||
// Message must be in SRAM
|
||||
{
|
||||
let mut buf = [0; 23];
|
||||
buf.copy_from_slice(b"Type 8 chars to echo!\r\n");
|
||||
|
||||
unwrap!(tx.write(&buf).await);
|
||||
info!("wrote hello in uart!");
|
||||
}
|
||||
|
||||
// Continue reading in this main task and write
|
||||
// back out the buffer we receive from the read
|
||||
// task.
|
||||
loop {
|
||||
let buf = CHANNEL.recv().await;
|
||||
info!("writing...");
|
||||
unwrap!(tx.write(&buf).await);
|
||||
}
|
||||
}
|
||||
|
||||
#[embassy_executor::task]
|
||||
async fn reader(mut rx: UarteRx<'static, UARTETWISPI0>) {
|
||||
let mut buf = [0; 8];
|
||||
loop {
|
||||
info!("reading...");
|
||||
unwrap!(rx.read(&mut buf).await);
|
||||
CHANNEL.send(buf).await;
|
||||
}
|
||||
}
|
Loading…
Reference in New Issue
Block a user