32 lines
773 B
Rust
32 lines
773 B
Rust
#![no_std]
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#![no_main]
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use core::mem::MaybeUninit;
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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::Pull;
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use embassy_stm32::SharedData;
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use {defmt_rtt as _, panic_probe as _};
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#[link_section = ".shared_data"]
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static SHARED_DATA: MaybeUninit<SharedData> = MaybeUninit::uninit();
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#[embassy_executor::main]
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async fn main(_spawner: Spawner) {
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let p = embassy_stm32::init_primary(Default::default(), &SHARED_DATA);
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info!("Hello World!");
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let mut button = ExtiInput::new(p.PA0, p.EXTI0, Pull::Up);
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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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