working hal_test

hal_test/src/bin/main.rs

@@ -1,30 +1,24 @@
-// src/bin/main.rs
-
 #![no_std]
 #![no_main]
 
-use defmt_rtt as _;
+use embassy_executor::Spawner;
 use embassy_stm32::gpio::{Level, Output, Speed};
+use embassy_time::{Duration, Timer};
+use embassy_stm32::init;
 use embassy_stm32::Config;
-use embassy_time::Delay;
-use embedded_hal::delay::DelayNs;
-use panic_probe as _;
+use panic_halt as _;
 
-#[cortex_m_rt::entry]
-fn main() -> ! {
-    defmt::info!("Starting blinky on STM32U575ZI-Q...");
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = init(Config::default());
 
-    // Initialize peripherals with the default clock tree for STM32U5.
-    let p = embassy_stm32::init(Config::default());
-
-    // On‑board LED (PB7 on NUCLEO‑U575ZI‑Q)
-    let mut led = Output::new(p.PB7, Level::Low, Speed::Low);
-    let mut delay = Delay;
+    // The user LED on NUCLEO-U575ZI-Q is typically on port B, pin 0 (verify silkscreen)
+    let mut led = Output::new(p.PB0, Level::Low, Speed::Low);
 
     loop {
         led.set_high();
-        delay.delay_ms(500); // needs embedded_hal::delay::DelayNs in scope
+        Timer::after(Duration::from_millis(500)).await;
         led.set_low();
-        delay.delay_ms(500);
+        Timer::after(Duration::from_millis(500)).await;
     }
 }