embassy/docs/modules/ROOT/examples/layer-by-layer/blinky-async/src/main.rs
2022-08-18 01:22:30 +02:00

25 lines
661 B
Rust

#![no_std]
#![no_main]
#![feature(type_alias_impl_trait)]
use embassy_executor::Spawner;
use embassy_stm32::exti::ExtiInput;
use embassy_stm32::gpio::{Input, Level, Output, Pull, Speed};
use {defmt_rtt as _, panic_probe as _};
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let p = embassy_stm32::init(Default::default());
let mut led = Output::new(p.PB14, Level::Low, Speed::VeryHigh);
let mut button = ExtiInput::new(Input::new(p.PC13, Pull::Up), p.EXTI13);
loop {
button.wait_for_any_edge().await;
if button.is_low() {
led.set_high();
} else {
led.set_low();
}
}
}