Merge branch 'main' into u0-lcd

6 files changed, 212 insertions, 0 deletions

diff --git a/examples/lpc55s69/src/bin/blinky_embassy_time.rs b/examples/lpc55s69/src/bin/blinky_embassy_time.rs
new file mode 100644
index 000000000..adc3d8bd3
--- /dev/null
+++ b/examples/lpc55s69/src/bin/blinky_embassy_time.rs
@@ -0,0 +1,26 @@
+#![no_std]
+#![no_main]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_nxp::gpio::{Level, Output};
+use embassy_time::Timer;
+use {defmt_rtt as _, panic_halt as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = embassy_nxp::init(Default::default());
+    info!("Initialization complete");
+    let mut led = Output::new(p.PIO1_6, Level::Low);
+
+    info!("Entering main loop");
+    loop {
+        info!("led off!");
+        led.set_high();
+        Timer::after_millis(500).await;
+
+        info!("led on!");
+        led.set_low();
+        Timer::after_millis(500).await;
+    }
+}
diff --git a/examples/lpc55s69/src/bin/blinky_nop.rs b/examples/lpc55s69/src/bin/blinky_nop.rs
new file mode 100644
index 000000000..58e2d9808
--- /dev/null
+++ b/examples/lpc55s69/src/bin/blinky_nop.rs
@@ -0,0 +1,33 @@
+//! This example has been made with the LPCXpresso55S69 board in mind, which has a built-in LED on PIO1_6.
+
+#![no_std]
+#![no_main]
+
+use cortex_m::asm::nop;
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_nxp::gpio::{Level, Output};
+use {defmt_rtt as _, panic_halt as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = embassy_nxp::init(Default::default());
+
+    let mut led = Output::new(p.PIO1_6, Level::Low);
+
+    loop {
+        info!("led off!");
+        led.set_high();
+
+        for _ in 0..200_000 {
+            nop();
+        }
+
+        info!("led on!");
+        led.set_low();
+
+        for _ in 0..200_000 {
+            nop();
+        }
+    }
+}
diff --git a/examples/lpc55s69/src/bin/button_executor.rs b/examples/lpc55s69/src/bin/button_executor.rs
new file mode 100644
index 000000000..836b1c9eb
--- /dev/null
+++ b/examples/lpc55s69/src/bin/button_executor.rs
@@ -0,0 +1,25 @@
+//! This example has been made with the LPCXpresso55S69 board in mind, which has a built-in LED on
+//! PIO1_6 and a button (labeled "user") on PIO1_9.
+
+#![no_std]
+#![no_main]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_nxp::gpio::{Input, Level, Output, Pull};
+use {defmt_rtt as _, panic_halt as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) -> ! {
+    let p = embassy_nxp::init(Default::default());
+
+    let mut led = Output::new(p.PIO1_6, Level::Low);
+    let mut button = Input::new(p.PIO1_9, Pull::Up);
+
+    info!("Entered main loop");
+    loop {
+        button.wait_for_rising_edge().await;
+        info!("Button pressed");
+        led.toggle();
+    }
+}
diff --git a/examples/lpc55s69/src/bin/pwm.rs b/examples/lpc55s69/src/bin/pwm.rs
new file mode 100644
index 000000000..8a9894b94
--- /dev/null
+++ b/examples/lpc55s69/src/bin/pwm.rs
@@ -0,0 +1,18 @@
+#![no_std]
+#![no_main]
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_nxp::pwm::{Config, Pwm};
+use embassy_time::Timer;
+use {defmt_rtt as _, panic_halt as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = embassy_nxp::init(Default::default());
+    let pwm = Pwm::new_output(p.SCT0_OUT1, p.PIO0_18, Config::new(1_000_000_000, 2_000_000_000));
+    loop {
+        info!("Counter: {}", pwm.counter());
+        Timer::after_millis(50).await;
+    }
+}
diff --git a/examples/lpc55s69/src/bin/usart_async.rs b/examples/lpc55s69/src/bin/usart_async.rs
new file mode 100644
index 000000000..a9815b920
--- /dev/null
+++ b/examples/lpc55s69/src/bin/usart_async.rs
@@ -0,0 +1,70 @@
+#![no_std]
+#![no_main]
+
+use core::str::from_utf8_mut;
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_nxp::bind_interrupts;
+use embassy_nxp::gpio::{Level, Output};
+use embassy_nxp::peripherals::USART2;
+use embassy_nxp::usart::{Config, InterruptHandler, Usart};
+use embassy_time::Timer;
+use {defmt_rtt as _, panic_halt as _};
+
+bind_interrupts!(struct Irqs {
+        FLEXCOMM2 => InterruptHandler<USART2>;
+    }
+);
+
+#[embassy_executor::task]
+async fn blinky_task(mut led: Output<'static>) {
+    loop {
+        info!("[TASK] led off!");
+        led.set_high();
+        Timer::after_millis(500).await;
+
+        info!("[TASK] led on!");
+        led.set_low();
+        Timer::after_millis(500).await;
+    }
+}
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    let p = embassy_nxp::init(Default::default());
+    let mut usart = Usart::new(
+        p.USART2,
+        p.PIO0_27,
+        p.PIO1_24,
+        Irqs,
+        p.DMA0_CH11,
+        p.DMA0_CH10,
+        Config::default(),
+    );
+    let led = Output::new(p.PIO1_6, Level::Low);
+    spawner.spawn(blinky_task(led).unwrap());
+    info!("[MAIN] Entering main loop");
+    loop {
+        let tx_buf = b"Hello, Ferris!";
+        let mut rx_buf = [0u8; 14];
+        info!("[MAIN] Write a message");
+        usart.write(tx_buf).await.unwrap();
+        Timer::after_millis(500).await;
+
+        info!("[MAIN] Read a message");
+        match usart.read(&mut rx_buf).await {
+            Ok(_) => match from_utf8_mut(&mut rx_buf) {
+                Ok(str) => {
+                    info!("[MAIN] The message is: {}", str);
+                }
+                Err(_) => {
+                    error!("[MAIN] Error in converting to UTF8");
+                }
+            },
+            Err(e) => warn!("[MAIN] Error: {}", e),
+        }
+
+        Timer::after_millis(500).await;
+    }
+}
diff --git a/examples/lpc55s69/src/bin/usart_blocking.rs b/examples/lpc55s69/src/bin/usart_blocking.rs
new file mode 100644
index 000000000..a38ec0c5b
--- /dev/null
+++ b/examples/lpc55s69/src/bin/usart_blocking.rs
@@ -0,0 +1,40 @@
+#![no_std]
+#![no_main]
+
+use core::str::from_utf8_mut;
+
+use defmt::*;
+use embassy_executor::Spawner;
+use embassy_nxp::usart::{Config, Usart};
+use embassy_time::Timer;
+use {defmt_rtt as _, panic_halt as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = embassy_nxp::init(Default::default());
+    let mut usart = Usart::new_blocking(p.USART2, p.PIO0_27, p.PIO1_24, Config::default());
+    let tx_buf = b"Hello, Ferris!";
+    let mut rx_buf = [0u8; 14];
+
+    loop {
+        info!("Write a message");
+        usart.blocking_write(tx_buf).unwrap();
+        usart.blocking_flush().unwrap();
+
+        Timer::after_millis(500).await;
+
+        info!("Read a message");
+        usart.blocking_read(&mut rx_buf).unwrap();
+
+        match from_utf8_mut(&mut rx_buf) {
+            Ok(str) => {
+                info!("The message is: {}", str);
+            }
+            Err(_) => {
+                error!("Error in converting to UTF8");
+            }
+        }
+
+        Timer::after_millis(500).await;
+    }
+}