hal working

semestralka_2/src/bin/main.rs

@@ -20,6 +20,12 @@ bind_interrupts!(struct Irqs {
     USART1 => BufferedInterruptHandler<peripherals::USART1>;
 });
 
+unsafe extern "C" {
+    fn HAL_Init();
+    fn HAL_PWR_EnterSTANDBYMode();
+    fn HAL_PWREx_EnterSHUTDOWNMode();
+}
+
 #[embassy_executor::main]
 async fn main(spawner: Spawner) {
     info!("boot");
@@ -44,11 +50,19 @@ async fn main(spawner: Spawner) {
     spawner.spawn(uart_task(uart, &PIPE_HW_TX, &PIPE_HW_RX).unwrap());
     // END OF HARDWARE UART to the PC
 
+    unsafe {
+        HAL_Init();
+        HAL_PWR_EnterSTANDBYMode();
+
+        // Example 2 (unreachable if above executes): enter Shutdown
+        // HAL_PWREx_EnterSHUTDOWNMode();
+    }
     loop {
         info!("tick start");
         // Timer::after(Duration::from_millis(100)).await;
         // info!("tick end");
 
+
         yield_now().await;
     }
 }