diff options
Diffstat (limited to 'examples/nrf54l15/src/bin/buffered_uart.rs')
| -rw-r--r-- | examples/nrf54l15/src/bin/buffered_uart.rs | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/examples/nrf54l15/src/bin/buffered_uart.rs b/examples/nrf54l15/src/bin/buffered_uart.rs new file mode 100644 index 000000000..41fa1ca4e --- /dev/null +++ b/examples/nrf54l15/src/bin/buffered_uart.rs | |||
| @@ -0,0 +1,49 @@ | |||
| 1 | #![no_std] | ||
| 2 | #![no_main] | ||
| 3 | |||
| 4 | use defmt::*; | ||
| 5 | use embassy_executor::Spawner; | ||
| 6 | use embassy_nrf::buffered_uarte::{self, BufferedUarte}; | ||
| 7 | use embassy_nrf::{bind_interrupts, peripherals, uarte}; | ||
| 8 | use embedded_io_async::Write; | ||
| 9 | use {defmt_rtt as _, panic_probe as _}; | ||
| 10 | |||
| 11 | bind_interrupts!(struct Irqs { | ||
| 12 | SERIAL20 => buffered_uarte::InterruptHandler<peripherals::SERIAL20>; | ||
| 13 | }); | ||
| 14 | |||
| 15 | #[embassy_executor::main] | ||
| 16 | async fn main(_spawner: Spawner) { | ||
| 17 | let p = embassy_nrf::init(Default::default()); | ||
| 18 | let mut config = uarte::Config::default(); | ||
| 19 | config.parity = uarte::Parity::EXCLUDED; | ||
| 20 | config.baudrate = uarte::Baudrate::BAUD115200; | ||
| 21 | |||
| 22 | let mut tx_buffer = [0u8; 4096]; | ||
| 23 | let mut rx_buffer = [0u8; 4096]; | ||
| 24 | |||
| 25 | let mut u = BufferedUarte::new( | ||
| 26 | p.SERIAL20, | ||
| 27 | p.P1_12, | ||
| 28 | p.P1_13, | ||
| 29 | Irqs, | ||
| 30 | config, | ||
| 31 | &mut rx_buffer, | ||
| 32 | &mut tx_buffer, | ||
| 33 | ); | ||
| 34 | |||
| 35 | info!("uarte initialized!"); | ||
| 36 | |||
| 37 | unwrap!(u.write_all(b"Hello!\r\n").await); | ||
| 38 | info!("wrote hello in uart!"); | ||
| 39 | |||
| 40 | loop { | ||
| 41 | info!("reading..."); | ||
| 42 | let buf = unwrap!(u.fill_buf().await); | ||
| 43 | info!("read done, got {}", buf); | ||
| 44 | |||
| 45 | // Read bytes have to be explicitly consumed, otherwise fill_buf() will return them again | ||
| 46 | let n = buf.len(); | ||
| 47 | u.consume(n); | ||
| 48 | } | ||
| 49 | } | ||
