update

Core/Src/main.c

@@ -216,7 +216,6 @@ void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
   /* USER CODE END Callback 1 */
 }
 #endif
-
 /**
   * @brief  This function is executed in case of error occurrence.
   * @retval None

Core/Src/usart.c

@@ -40,7 +40,7 @@ void MX_USART1_UART_Init(void)
 
   /* USER CODE END USART1_Init 1 */
   huart1.Instance = USART1;
-  huart1.Init.BaudRate = 921600;
+  huart1.Init.BaudRate = 460800;
   huart1.Init.WordLength = UART_WORDLENGTH_8B;
   huart1.Init.StopBits = UART_STOPBITS_1;
   huart1.Init.Parity = UART_PARITY_NONE;

a8000_subboard.ioc

@@ -200,7 +200,7 @@ TIM6.IPParameters=Prescaler
 TIM6.Prescaler=71
 TIM7.IPParameters=Prescaler
 TIM7.Prescaler=81
-USART1.BaudRate=921600
+USART1.BaudRate=460800
 USART1.IPParameters=VirtualMode,BaudRate
 USART1.VirtualMode=VM_ASYNC
 VP_CRC_VS_CRC.Mode=CRC_Activate