eeeck/CANdigger
1
0
Fork 1
Code Issues 7 Pull Requests 1 Actions Projects 1 Releases 6 Wiki Activity

Use semaphore instead of HAL on write function

Browse Source
This commit is contained in:
Erick
2026-06-24 15:09:43 +02:00
parent 84c56ea83f
commit 88b3fd873c
1 changed files with 4 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
Core/Src/main.c
+4 -1
View File
@@ -83,7 +83,10 @@ static void MX_USART1_UART_Init(void);
/* USER CODE BEGIN PF */ /* USER CODE BEGIN PF */
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 (osKernelGetState() == osKernelRunning) osSemaphoreAcquire(xUARTDMASemaphore, osWaitForever);
HAL_UART_Transmit(&huart1, (uint8_t*)ptr, len, 100);
if (osKernelGetState() == osKernelRunning) osSemaphoreRelease(xUARTDMASemaphore);
return len; return len;
} }