embassy/examples/stm32l4/src/bin/button.rs
Timo Kröger 4ccac69929 stm32l4: Cleanup examples
* Use `cortex_m_rt::entry` for sync examples
* Use `Dbgmcu::enable_all()` everywhere
2021-07-29 15:54:11 +02:00

36 lines
740 B
Rust

#![no_std]
#![no_main]
#![feature(trait_alias)]
#![feature(min_type_alias_impl_trait)]
#![feature(impl_trait_in_bindings)]
#![feature(type_alias_impl_trait)]
#![allow(incomplete_features)]
#[path = "../example_common.rs"]
mod example_common;
use embassy_stm32::dbgmcu::Dbgmcu;
use embassy_stm32::gpio::{Input, Pull};
use embedded_hal::digital::v2::InputPin;
use example_common::*;
#[cortex_m_rt::entry]
fn main() -> ! {
info!("Hello World!");
unsafe {
Dbgmcu::enable_all();
}
let p = embassy_stm32::init(Default::default());
let button = Input::new(p.PC13, Pull::Up);
loop {
if button.is_high().unwrap() {
info!("high");
} else {
info!("low");
}
}
}