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

44 lines
946 B
Rust
Raw Normal View History

2022-03-16 19:20:39 +01:00
#![no_std]
#![no_main]
#![feature(type_alias_impl_trait)]
use defmt::*;
use embassy_executor::Spawner;
2022-03-16 19:20:39 +01:00
use embassy_stm32::sdmmc::Sdmmc;
use embassy_stm32::time::mhz;
use embassy_stm32::{interrupt, Config};
2022-06-12 22:15:44 +02:00
use {defmt_rtt as _, panic_probe as _};
2022-03-16 19:20:39 +01:00
#[embassy_executor::main]
async fn main(_spawner: Spawner) -> ! {
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(200));
let p = embassy_stm32::init(config);
2022-03-16 19:20:39 +01:00
info!("Hello World!");
let irq = interrupt::take!(SDMMC1);
2022-07-23 01:29:35 +02:00
let mut sdmmc = Sdmmc::new_4bit(
2022-03-16 19:20:39 +01:00
p.SDMMC1,
irq,
2022-07-23 01:29:35 +02:00
p.PC12,
p.PD2,
p.PC8,
p.PC9,
p.PC10,
p.PC11,
2022-03-16 19:20:39 +01:00
Default::default(),
);
2022-03-16 22:55:07 +01:00
// Should print 400kHz for initialization
info!("Configured clock: {}", sdmmc.clock().0);
2022-03-16 19:20:39 +01:00
unwrap!(sdmmc.init_card(mhz(25)).await);
2022-03-16 19:20:39 +01:00
let card = unwrap!(sdmmc.card());
info!("Card: {:#?}", Debug2Format(card));
loop {}
}