diff options
Diffstat (limited to 'examples/stm32l0')
| -rw-r--r-- | examples/stm32l0/src/bin/eeprom.rs | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/examples/stm32l0/src/bin/eeprom.rs b/examples/stm32l0/src/bin/eeprom.rs new file mode 100644 index 000000000..370246644 --- /dev/null +++ b/examples/stm32l0/src/bin/eeprom.rs | |||
| @@ -0,0 +1,32 @@ | |||
| 1 | #![no_std] | ||
| 2 | #![no_main] | ||
| 3 | |||
| 4 | use defmt::{info, unwrap}; | ||
| 5 | use embassy_executor::Spawner; | ||
| 6 | use embassy_stm32::flash::{Flash, EEPROM_BASE, EEPROM_SIZE}; | ||
| 7 | use {defmt_rtt as _, panic_probe as _}; | ||
| 8 | |||
| 9 | #[embassy_executor::main] | ||
| 10 | async fn main(_spawner: Spawner) { | ||
| 11 | let p = embassy_stm32::init(Default::default()); | ||
| 12 | |||
| 13 | info!("Hello Eeprom! Start: {}, Size: {}", EEPROM_BASE, EEPROM_SIZE); | ||
| 14 | |||
| 15 | const ADDR: u32 = 0x0; | ||
| 16 | |||
| 17 | let mut f = Flash::new_blocking(p.FLASH); | ||
| 18 | |||
| 19 | info!("Reading..."); | ||
| 20 | let mut buf = [0u8; 8]; | ||
| 21 | unwrap!(f.eeprom_read_slice(ADDR, &mut buf)); | ||
| 22 | info!("Read: {=[u8]:x}", buf); | ||
| 23 | |||
| 24 | info!("Writing..."); | ||
| 25 | unwrap!(f.eeprom_write_slice(ADDR, &[1, 2, 3, 4, 5, 6, 7, 8])); | ||
| 26 | |||
| 27 | info!("Reading..."); | ||
| 28 | let mut buf = [0u8; 8]; | ||
| 29 | unwrap!(f.eeprom_read_slice(ADDR, &mut buf)); | ||
| 30 | info!("Read: {=[u8]:x}", buf); | ||
| 31 | assert_eq!(&buf[..], &[1, 2, 3, 4, 5, 6, 7, 8]); | ||
| 32 | } | ||
