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added working example for flash

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dev-guruprasath 2023-07-31 14:45:23 +05:30
parent 42b21fd7ae
commit c3357f884a
1 changed files with 47 additions and 0 deletions
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47
examples/stm32g0/src/bin/flash.rs Normal file
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#![no_std]
#![no_main]
#![feature(type_alias_impl_trait)]
use defmt::*;
use embassy_executor::Spawner;
use embassy_stm32::gpio::{Level, Output, Speed};
use embassy_time::{Duration, Timer};
use {defmt_rtt as _, panic_probe as _};
use embassy_stm32::flash::Flash;
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let p = embassy_stm32::init(Default::default());
info!("Hello World!");
let ADDR: u32 = 0x8000;
let mut f = Flash::new_blocking(p.FLASH).into_blocking_regions().bank1_region;
info!("Reading...");
let mut buf = [0u8; 32];
unwrap!(f.blocking_read(ADDR, &mut buf));
info!("Read: {=[u8]:x}", buf);
info!("Erasing...");
unwrap!(f.blocking_erase(ADDR, ADDR + 2 * 1024));
info!("Reading...");
let mut buf = [0u8; 32];
unwrap!(f.blocking_read(ADDR, &mut buf));
info!("Read after erase: {=[u8]:x}", buf);
info!("Writing...");
unwrap!(f.blocking_write(
ADDR,
&[
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
30, 31, 32
]
));
info!("Reading...");
let mut buf = [0u8; 32];
unwrap!(f.blocking_read(ADDR, &mut buf));
info!("Read: {=[u8]:x}", buf);
}