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Adapt error handler to log CAN errors and toggle error LED

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Erick
2026-06-09 10:43:32 +02:00
parent 91385d00cf
commit 87e8ffc6fa
1 changed files with 12 additions and 0 deletions
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Core/Src/main.c
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@@ -54,6 +54,7 @@ DMA_HandleTypeDef hdma_sdio_tx;
/* USER CODE BEGIN PV */ /* USER CODE BEGIN PV */
LED_Config led_can1 = {GPIOB, GPIO_PIN_2}; LED_Config led_can1 = {GPIOB, GPIO_PIN_2};
LED_Config led_can2 = {GPIOB, GPIO_PIN_5}; LED_Config led_can2 = {GPIOB, GPIO_PIN_5};
LED_Config led_error = {GPIOB, GPIO_PIN_3};
/* USER CODE END PV */ /* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/ /* Private function prototypes -----------------------------------------------*/
@@ -441,8 +442,19 @@ void Error_Handler(void)
/* USER CODE BEGIN Error_Handler_Debug */ /* USER CODE BEGIN Error_Handler_Debug */
/* User can add his own implementation to report the HAL error return state */ /* User can add his own implementation to report the HAL error return state */
__disable_irq(); __disable_irq();
//TODO: check if it is necessary to stop FreeRTOS
uint32_t error_code;
if (hcan == &hcan1) error_code = HAL_CAN_GetError(&hcan1);
else if (hcan == &hcan2) error_code = HAL_CAN_GetError(&hcan2);
// TODO: write error to SD and/or serial
while (1) while (1)
{ {
HAL_GPIO_TogglePin(led_error.port, led_error.pin);
HAL_Delay(250);
} }
/* USER CODE END Error_Handler_Debug */ /* USER CODE END Error_Handler_Debug */
} }