embassy/examples/stm32f7/src/bin/sdmmc.rs
2023-03-08 09:17:01 +01:00

45 lines
978 B
Rust

#![no_std]
#![no_main]
#![feature(type_alias_impl_trait)]
use defmt::*;
use embassy_executor::Spawner;
use embassy_stm32::sdmmc::Sdmmc;
use embassy_stm32::time::mhz;
use embassy_stm32::{interrupt, Config};
use {defmt_rtt as _, panic_probe as _};
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(200));
config.rcc.pll48 = true;
let p = embassy_stm32::init(config);
info!("Hello World!");
let irq = interrupt::take!(SDMMC1);
let mut sdmmc = Sdmmc::new_4bit(
p.SDMMC1,
irq,
p.DMA2_CH3,
p.PC12,
p.PD2,
p.PC8,
p.PC9,
p.PC10,
p.PC11,
Default::default(),
);
// Should print 400kHz for initialization
info!("Configured clock: {}", sdmmc.clock().0);
unwrap!(sdmmc.init_card(mhz(25)).await);
let card = unwrap!(sdmmc.card());
info!("Card: {:#?}", Debug2Format(card));
}