54 lines
1.5 KiB
Rust
54 lines
1.5 KiB
Rust
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#![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_eq;
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use embassy::executor::Spawner;
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use embassy_stm32::dma::NoDma;
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use embassy_stm32::usart::{Config, Uart};
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use embassy_stm32::Peripherals;
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use embedded_hal::blocking::serial::Write;
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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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#[cfg(feature = "stm32wb55rg")]
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{
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info!("Test SKIPPED");
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cortex_m::asm::bkpt();
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}
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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 = "stm32g491re")]
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let (tx, rx, usart) = (p.PC4, p.PC5, p.USART1);
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#[cfg(feature = "stm32g071rb")]
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let (tx, rx, usart) = (p.PC4, p.PC5, p.USART1);
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#[cfg(feature = "stm32f429zi")]
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let (tx, rx, usart) = (p.PG14, p.PG9, p.USART6);
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#[cfg(feature = "stm32wb55rg")]
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let (tx, rx, usart) = (p.PA9, p.PA10, p.USART1); // TODO this is wrong
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#[cfg(feature = "stm32h755zi")]
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let (tx, rx, usart) = (p.PB6, p.PB7, p.USART1);
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let config = Config::default();
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let mut usart = Uart::new(usart, rx, tx, NoDma, NoDma, config);
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// We can't send too many bytes, they have to fit in the FIFO.
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// This is because we aren't sending+receiving at the same time.
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let data = [0xC0, 0xDE];
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usart.bwrite_all(&data).unwrap();
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let mut buf = [0; 2];
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usart.read_blocking(&mut buf).unwrap();
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assert_eq!(buf, data);
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info!("Test OK");
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cortex_m::asm::bkpt();
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}
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