Cleanup example
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@ -6,11 +6,24 @@ use defmt::{info, unwrap};
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use embassy::executor::Spawner;
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use embassy::time::{Duration, Timer};
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use embassy_stm32::flash::Flash;
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use embassy_stm32::gpio::{AnyPin, Level, Output, Pin, Speed};
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use embassy_stm32::Peripherals;
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use embassy_stm32::gpio::{AnyPin, Level, Speed, Output, Pin};
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use embedded_storage_async::nor_flash::{AsyncReadNorFlash, AsyncNorFlash};
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use embedded_storage_async::nor_flash::{AsyncNorFlash, AsyncReadNorFlash};
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use {defmt_rtt as _, panic_probe as _};
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#[embassy::main]
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async fn main(spawner: Spawner, p: Peripherals) {
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info!("Hello Flash!");
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let mut f = Flash::unlock(p.FLASH);
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// Led should blink uninterrupted during ~2sec erase operation
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spawner.spawn(blinky(p.PB7.degrade())).unwrap();
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// Test on bank 2 in order not to stall CPU.
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test_flash(&mut f, 1024 * 1024, 128 * 1024).await;
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}
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#[embassy::task]
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async fn blinky(p: AnyPin) {
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let mut led = Output::new(p, Level::High, Speed::Low);
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@ -26,24 +39,6 @@ async fn blinky(p: AnyPin) {
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}
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}
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#[embassy::main]
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async fn main(spawner: Spawner, p: Peripherals) {
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info!("Hello Flash!");
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let mut f = Flash::unlock(p.FLASH);
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spawner.spawn(blinky(p.PB7.degrade())).unwrap();
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// Sector 5
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// test_flash(&mut f, 128 * 1024, 128 * 1024).await;
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// Sectors 11..=16, across banks (128K, 16K, 16K, 16K, 16K, 64K)
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// test_flash(&mut f, (1024 - 128) * 1024, 256 * 1024).await;
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// Sectors 23, last in bank 2
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test_flash(&mut f, (2048 - 128) * 1024, 128 * 1024).await;
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}
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async fn test_flash<'a>(f: &mut Flash<'a>, offset: u32, size: u32) {
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info!("Testing offset: {=u32:#X}, size: {=u32:#X}", offset, size);
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@ -61,13 +56,16 @@ async fn test_flash<'a>(f: &mut Flash<'a>, offset: u32, size: u32) {
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info!("Read after erase: {=[u8]:x}", buf);
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info!("Writing...");
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unwrap!(f.write(
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unwrap!(
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f.write(
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offset,
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&[
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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,
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30, 31, 32
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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,
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29, 30, 31, 32
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]
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).await);
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)
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.await
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);
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info!("Reading...");
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let mut buf = [0u8; 32];
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