Merge branch 'embassy-rs:main' into stm32h755-intercore

1 files changed, 55 insertions, 0 deletions

diff --git a/examples/mimxrt6/src/bin/uart.rs b/examples/mimxrt6/src/bin/uart.rs
new file mode 100644
index 000000000..d6a75f85d
--- /dev/null
+++ b/examples/mimxrt6/src/bin/uart.rs
@@ -0,0 +1,55 @@
+#![no_std]
+#![no_main]
+
+extern crate embassy_imxrt_examples;
+
+use defmt::info;
+use embassy_executor::Spawner;
+use embassy_imxrt::flexcomm::uart::{Blocking, Uart, UartRx, UartTx};
+use embassy_time::Timer;
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::task]
+async fn usart4_task(mut uart: UartRx<'static, Blocking>) {
+    info!("RX Task");
+
+    loop {
+        let mut buf = [0; 8];
+
+        Timer::after_millis(10).await;
+
+        uart.blocking_read(&mut buf).unwrap();
+
+        let s = core::str::from_utf8(&buf).unwrap();
+
+        info!("Received '{}'", s);
+    }
+}
+
+#[embassy_executor::task]
+async fn usart2_task(mut uart: UartTx<'static, Blocking>) {
+    info!("TX Task");
+
+    loop {
+        let buf = "Testing\0".as_bytes();
+
+        uart.blocking_write(buf).unwrap();
+
+        Timer::after_millis(10).await;
+    }
+}
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    let p = embassy_imxrt::init(Default::default());
+
+    info!("UART test start");
+
+    let usart4 = Uart::new_blocking(p.FLEXCOMM4, p.PIO0_29, p.PIO0_30, Default::default()).unwrap();
+
+    let (_, usart4) = usart4.split();
+    spawner.must_spawn(usart4_task(usart4));
+
+    let usart2 = UartTx::new_blocking(p.FLEXCOMM2, p.PIO0_15, Default::default()).unwrap();
+    spawner.must_spawn(usart2_task(usart2));
+}