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Make debug print safer by checking if ST-Link debugger is connected

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This commit is contained in:
Erick
2026-06-18 09:10:00 +02:00
parent e951eaef7c
commit 11e50b05e4
1 changed files with 10 additions and 5 deletions
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Core/Src/main.c
+10 -5
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@@ -77,11 +77,16 @@ static void MX_SDIO_SD_Init(void);
static void MX_USART1_UART_Init(void); static void MX_USART1_UART_Init(void);
/* USER CODE BEGIN PFP */ /* USER CODE BEGIN PFP */
int _write(int file, char *ptr, int len) { int _write(int file, char *ptr, int len)
for (int i = 0; i < len; i++) { {
ITM_SendChar((*ptr++)); if ((CoreDebug->DEMCR & CoreDebug_DEMCR_TRCENA_Msk) && (ITM->TCR & ITM_TCR_ITMENA_Msk))
} {
return len; for (int i = 0; i < len; i++)
{
ITM_SendChar((*ptr++));
}
}
return len;
} }
/* USER CODE END PFP */ /* USER CODE END PFP */