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Check semaphore acquire status

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This commit is contained in:
Erick
2026-06-18 15:04:17 +02:00
parent 33a2cc8fb4
commit a5067fd9a9
1 changed files with 20 additions and 15 deletions
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Core/Src/cansend.c
+20 -15
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@@ -129,21 +129,26 @@ void vUARTLogger(void *argument)
osDelay(1000);
#endif
if (osMessageQueueGet(xUARTQueue, &message, NULL, queue_timeout) == osOK)
{
osSemaphoreAcquire(xUARTDMASemaphore, osWaitForever);
int len = format_can_message(tx_buffer, message.source, &message);
if (osMessageQueueGet(xUARTQueue, &message, NULL, queue_timeout) == osOK)
{
if (osSemaphoreAcquire(xUARTDMASemaphore, queue_timeout) == osOK)
{
int len = format_can_message(tx_buffer, message.source, &message);
if (HAL_UART_Transmit_DMA(&huart1, (uint8_t*)tx_buffer, len) == HAL_OK)
{
DEBUG_PRINT("CAN frame sent via UART\r\n");
}
else
{
osSemaphoreRelease(xUARTDMASemaphore);
DEBUG_PRINT("HAL error, CAN frame NOT sent!\r\n");
}
}
}
if (HAL_UART_Transmit_DMA(&huart1, (uint8_t*)tx_buffer, len) == HAL_OK)
{
DEBUG_PRINT("CAN frame sent via UART\r\n");
}
else
{
osSemaphoreRelease(xUARTDMASemaphore);
DEBUG_PRINT("HAL error, CAN frame NOT sent!\r\n");
}
}
else
{
DEBUG_PRINT("ERROR: Semaphore timeout! UART might be stuck in BUSY state.\r\n");
}
}
}
/* END vUARTLoggerListen */