embassy/examples/stm32h7/src/bin/blinky.rs

#![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::gpio::{Level, Output, Speed};
use embedded_hal::digital::v2::OutputPin;
use example_common::*;

use cortex_m_rt::entry;
use stm32h7::stm32h743 as pac;

use hal::prelude::*;
use stm32h7xx_hal as hal;

#[entry]
fn main() -> ! {
    info!("Hello World!");

    let pp = pac::Peripherals::take().unwrap();

    let pwrcfg = pp.PWR.constrain().freeze();

    let rcc = pp.RCC.constrain();

    rcc.sys_ck(96.mhz())
        .pclk1(48.mhz())
        .pclk2(48.mhz())
        .pclk3(48.mhz())
        .pclk4(48.mhz())
        .pll1_q_ck(48.mhz())
        .freeze(pwrcfg, &pp.SYSCFG);

    let pp = unsafe { pac::Peripherals::steal() };

    pp.DBGMCU.cr.modify(|_, w| {
        w.dbgsleep_d1().set_bit();
        w.dbgstby_d1().set_bit();
        w.dbgstop_d1().set_bit();
        w.d1dbgcken().set_bit();
        w
    });

    let p = embassy_stm32::init(Default::default());

    let mut led = Output::new(p.PB14, Level::High, Speed::Low);

    loop {
        info!("high");
        led.set_high().unwrap();
        cortex_m::asm::delay(10_000_000);

        info!("low");
        led.set_low().unwrap();
        cortex_m::asm::delay(10_000_000);
    }
}