eeeck/CANdigger
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Implement task for sending CAN data via UART #21

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eeeck merged 71 commits from dev_serial-send into main 2026-06-18 15:35:23 +02:00
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+9 -11
1 changed files with 9 additions and 11 deletions
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Core/Src/main.c
+9 -11
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@@ -79,13 +79,7 @@ static void MX_USART1_UART_Init(void);
/* USER CODE BEGIN PFP */
int _write(int file, char *ptr, int len)
{
if ((CoreDebug->DEMCR & CoreDebug_DEMCR_TRCENA_Msk) && (ITM->TCR & ITM_TCR_ITMENA_Msk))
{
for (int i = 0; i < len; i++)
{
ITM_SendChar((*ptr++));
}
}
for (int i = 0; i < len; i++) ITM_SendChar((*ptr++));
return len;
}
/* USER CODE END PFP */
@@ -103,10 +97,14 @@ int main(void)
{
/* USER CODE BEGIN 1 */
CoreDebug->DEMCR |= CoreDebug_DEMCR_TRCENA_Msk;
ITM->LAR = 0xC5ACCE55;
ITM->TER = 1 << 0;
ITM->TCR = ITM_TCR_ITMENA_Msk | ITM_TCR_SYNCENA_Msk | ITM_TCR_SWOENA_Msk;
if (CoreDebug->DHCSR & CoreDebug_DHCSR_C_DEBUGEN_Msk)
{
CoreDebug->DEMCR |= CoreDebug_DEMCR_TRCENA_Msk;
ITM->LAR = 0xC5ACCE55;
ITM->TER = 1 << 0;
ITM->TCR = ITM_TCR_ITMENA_Msk | ITM_TCR_SYNCENA_Msk | ITM_TCR_SWOENA_Msk;
}
DEBUG_PRINT("Booting system\r\n");
/* USER CODE END 1 */