Compile starter project

src/main.rs

@@ -1,3 +1,84 @@
-fn main() {
-    println!("Hello, world!");
+#![no_std]
+#![no_main]
+
+use cyw43_pio::PioSpi;
+use defmt::*;
+use defmt_rtt as _;
+use embassy_executor::Spawner;
+use embassy_rp::{
+    bind_interrupts,
+    gpio::{Level, Output},
+    peripherals::{DMA_CH0, PIO0},
+    pio::{InterruptHandler, Pio},
+};
+use embassy_time::Timer;
+use panic_probe as _;
+use static_cell::StaticCell;
+
+// bind interrupt request to handler
+bind_interrupts!(struct Irqs {
+   PIO0_IRQ_0 => InterruptHandler<PIO0>;
+});
+
+// network task
+#[embassy_executor::task]
+async fn cyw43_task(
+    runner: cyw43::Runner<'static, Output<'static>, PioSpi<'static, PIO0, 0, DMA_CH0>>,
+) -> ! {
+    runner.run().await
+}
+
+#[embassy_executor::main]
+async fn main(spawner: Spawner) {
+    // hardware abstraction layer
+    let hal = embassy_rp::init(Default::default());
+
+    // wireless firmware binary
+    let fw = include_bytes!("./firmware/43439A0.bin");
+
+    // wireless country locale matrix
+    let clm = include_bytes!("./firmware/43439A0_clm.bin");
+
+    // wireless power on signal
+    let pwr = Output::new(hal.PIN_23, Level::Low);
+
+    // wireless serial peripheral interface chip select
+    let cs = Output::new(hal.PIN_25, Level::High);
+
+    // programmed input/output
+    let mut pio = Pio::new(hal.PIO0, Irqs);
+
+    // programmed serial peripheral interface
+    let spi = PioSpi::new(
+        &mut pio.common,
+        pio.sm0,
+        pio.irq0,
+        cs,
+        hal.PIN_24,
+        hal.PIN_29,
+        hal.DMA_CH0,
+    );
+
+    // wireless driver state
+    static STATE: StaticCell<cyw43::State> = StaticCell::new();
+    let state = STATE.init(cyw43::State::new());
+
+    // spawn network task
+    let (_, mut control, runner) = cyw43::new(state, pwr, spi, fw).await;
+    unwrap!(spawner.spawn(cyw43_task(runner)));
+
+    // initialize wireless
+    control.init(clm).await;
+    control
+        .set_power_management(cyw43::PowerManagementMode::PowerSave)
+        .await;
+
+    // time to blink
+    let mut led = false;
+    loop {
+        info!("Blink!");
+        led = !led;
+        control.gpio_set(0, led).await;
+        Timer::after_secs(1).await;
+    }
 }