28 lines
825 B
Rust
28 lines
825 B
Rust
#![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_stm32::exti::ExtiInput;
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use embassy_stm32::gpio::{Input, Pull};
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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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// Initialize and create handle for devicer peripherals
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let p = embassy_stm32::init(Default::default());
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// Configure the button pin and obtain handler.
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// On the Nucleo F091RC there is a button connected to pin PC13.
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let button = Input::new(p.PC13, Pull::Down);
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let mut button = ExtiInput::new(button, p.EXTI13);
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info!("Press the USER button...");
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loop {
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button.wait_for_falling_edge().await;
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info!("Pressed!");
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button.wait_for_rising_edge().await;
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info!("Released!");
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}
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}
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