From 7184ce98985ca7009e8eec99db808d98d36b7b08 Mon Sep 17 00:00:00 2001
From: Priec <filippriec@gmail.com>
Date: Wed, 3 Dec 2025 22:23:41 +0100
Subject: [PATCH] working uart trigger of standby

---
 semestralka_2_uart/src/bin/main.rs    | 16 ++++++++++------
 semestralka_2_uart/src/wakeup/iwdg.rs |  2 +-
 2 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/semestralka_2_uart/src/bin/main.rs b/semestralka_2_uart/src/bin/main.rs
index f684223..bcab76e 100644
--- a/semestralka_2_uart/src/bin/main.rs
+++ b/semestralka_2_uart/src/bin/main.rs
@@ -19,7 +19,7 @@ use dma_gpio::config::{
     BAUD, PIPE_HW_RX, PIPE_HW_TX,
 };
 use dma_gpio::hw_uart_pc::driver::uart_task;
-use dma_gpio::wakeup::iwdg::{clear_wakeup_flags, init_watchdog};
+use dma_gpio::wakeup::iwdg::{clear_wakeup_flags, init_watchdog_reset};
 use dma_gpio::sleep::shutdown;
 use dma_gpio::sleep::standby;
 use {defmt_rtt as _, panic_probe as _};
@@ -112,11 +112,15 @@ async fn main(spawner: Spawner) {
            [4] Shutdown — lowest power, full reset on wake",
            BAUD, WATCHDOG_TIMEOUT_US / 1_000_000
     );
+
+    // disabling st-link debug
+    dbg.cr().modify(|w| {
+        w.set_dbg_standby(false);
+        w.set_dbg_stop(false);
+    });
     // END OF DEBUG INFO
 
     // MAIN LOOP
-    Timer::after(Duration::from_millis(500)).await;
-
     Timer::after(Duration::from_millis(10)).await;
 
     info!("ready for uart");
@@ -124,17 +128,17 @@ async fn main(spawner: Spawner) {
         let cmd = CMD_CH.receive().await;
         match cmd {
             LowPowerCmd::Standby8k => {
-                init_watchdog(p.IWDG).await; // watchdog reset at configurated time
+                init_watchdog_reset(p.IWDG).await; // watchdog reset at configurated time
                 Timer::after(Duration::from_millis(10)).await; // let UART flush
                 standby::enter_standby_with_sram2_8kb();
             }
             LowPowerCmd::StandbyFull => {
-                init_watchdog(p.IWDG).await;
+                init_watchdog_reset(p.IWDG).await;
                 Timer::after(Duration::from_millis(10)).await;
                 standby::enter_standby_with_sram2_full();
             }
             LowPowerCmd::Standby => {
-                init_watchdog(p.IWDG).await;
+                init_watchdog_reset(p.IWDG).await;
                 Timer::after(Duration::from_millis(10)).await;
                 standby::enter_standby();
             }
diff --git a/semestralka_2_uart/src/wakeup/iwdg.rs b/semestralka_2_uart/src/wakeup/iwdg.rs
index bffdc3c..704eb7d 100644
--- a/semestralka_2_uart/src/wakeup/iwdg.rs
+++ b/semestralka_2_uart/src/wakeup/iwdg.rs
@@ -42,7 +42,7 @@ pub fn clear_wakeup_flags() {
 ///
 /// # Timing
 /// - Timeout value is configured in `WATCHDOG_TIMEOUT_US` from config.rs
-pub async fn init_watchdog(iwdg: Peri<'_, peripherals::IWDG>) {
+pub async fn init_watchdog_reset(iwdg: Peri<'_, peripherals::IWDG>) {
     info!("Initializing watchdog after watchdog wake...");
     let mut watchdog = IndependentWatchdog::new(iwdg, WATCHDOG_TIMEOUT_US);
     watchdog.unleash();