From 1c1001335e9ab92baa86aa8d285ba2644b717abb Mon Sep 17 00:00:00 2001
From: Erick Ahmed <engineering@erickahmed.com>
Date: Wed, 24 Jun 2026 13:08:43 +0200
Subject: [PATCH] Wait until UART ready

---
 Core/Src/main.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/Core/Src/main.c b/Core/Src/main.c
index 69c046c..cf51c07 100644
--- a/Core/Src/main.c
+++ b/Core/Src/main.c
@@ -102,7 +102,7 @@ void uart_debug_print(const char *fmt, ...)
 
   if (len > 0)
   {
-    while (HAL_UART_GetState(&huart1) & HAL_UART_STATE_BUSY_TX);
+    while (huart1.gState != HAL_UART_STATE_READY);
     HAL_UART_Transmit(&huart1, (uint8_t*)buf, len, 100);
   }
 }
@@ -134,7 +134,6 @@ int main(void)
 
   /* MCU Configuration--------------------------------------------------------*/
 
-  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
   HAL_Init();
 
   /* USER CODE BEGIN Init */