99 lines
2.4 KiB
Rust
99 lines
2.4 KiB
Rust
#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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#[path = "../example_common.rs"]
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mod example_common;
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use defmt::assert;
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use embassy::executor::Spawner;
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use embassy_stm32::gpio::{Input, Level, Output, Pull, Speed};
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use embassy_stm32::Peripherals;
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use example_common::*;
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#[embassy::main(config = "config()")]
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async fn main(_spawner: Spawner, p: Peripherals) {
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info!("Hello World!");
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// Arduino pins D0 and D1
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// They're connected together with a 1K resistor.
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#[cfg(feature = "stm32f103c8")]
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let (mut a, mut b) = (p.PA9, p.PA10);
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#[cfg(feature = "stm32g491re")]
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let (mut a, mut b) = (p.PC4, p.PC5);
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#[cfg(feature = "stm32g071rb")]
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let (mut a, mut b) = (p.PC4, p.PC5);
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#[cfg(feature = "stm32f429zi")]
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let (mut a, mut b) = (p.PG14, p.PG9);
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#[cfg(feature = "stm32wb55rg")]
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let (mut a, mut b) = (p.PA3, p.PA2);
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#[cfg(feature = "stm32h755zi")]
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let (mut a, mut b) = (p.PB6, p.PB7);
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// Test initial output
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{
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let b = Input::new(&mut b, Pull::None);
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{
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let _a = Output::new(&mut a, Level::Low, Speed::Low);
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delay();
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assert!(b.is_low());
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}
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{
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let _a = Output::new(&mut a, Level::High, Speed::Low);
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delay();
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assert!(b.is_high());
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}
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}
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// Test input no pull
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{
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let b = Input::new(&mut b, Pull::None);
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// no pull, the status is undefined
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let mut a = Output::new(&mut a, Level::Low, Speed::Low);
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delay();
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assert!(b.is_low());
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a.set_high();
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delay();
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assert!(b.is_high());
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}
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// Test input pulldown
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{
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let b = Input::new(&mut b, Pull::Down);
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delay();
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assert!(b.is_low());
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let mut a = Output::new(&mut a, Level::Low, Speed::Low);
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delay();
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assert!(b.is_low());
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a.set_high();
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delay();
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assert!(b.is_high());
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}
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// Test input pullup
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{
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let b = Input::new(&mut b, Pull::Up);
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delay();
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assert!(b.is_high());
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let mut a = Output::new(&mut a, Level::Low, Speed::Low);
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delay();
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assert!(b.is_low());
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a.set_high();
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delay();
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assert!(b.is_high());
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}
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info!("Test OK");
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cortex_m::asm::bkpt();
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}
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fn delay() {
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#[cfg(feature = "stm32h755zi")]
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cortex_m::asm::delay(10000);
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#[cfg(not(feature = "stm32h755zi"))]
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cortex_m::asm::delay(1000);
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}
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