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RTC test


Configure RTC, run it and display changed time on terminal.

Toolkit:STM Development System

Location:/bipom/devtools/STM32/examples/rtc

Code Example


static void vRTCTEST( void *pvParameters )
{
	delayMs(250);
	
	(void) pvParameters;
	ULONG h,m,s,prevTime=0;
	volatile ULONG time;
	//

	while(1) 
	{
		// Wait for the next second

		while(1)
		{
			time = RTC_Get();
			if(prevTime == time)	vTaskDelay(10);
			else					break;
		}
		//

		prevTime = time;
		//

   		h = (time  3600) % 24;
  		m = (time % 3600)  60;
  		s = (time % 3600) % 60;
		tprintf("\n\rTime: %02d:%02d:%02d", h, m, s);
	}
}

//********************************************************************************

int main(void) 
{
	tprintf("\n\rMini-Max/STM32F1");
	tprintf("\n\rRTC TEST REV 1.01");
	// Initialize RTC 

	// if RTC_Init returns SUCCESS the RTC is still running with correct time

	// Otherwise RTC is reset to 00:00:00 

	// If this occurs set time to 23:59:45

	if(SUCCESS != RTC_Init()) RTC_Set(23*3600+59*60+45);
	//

	if(pdPASS != 
		xTaskCreate (vRTCTEST, ( const signed portCHAR * const )"RTCTEST", 
			configMINIMAL_STACK_SIZE<<4, NULL, tskIDLE_PRIORITY, NULL ))
	{
		tprintf("\n\rERROR: can't create RTCCTEST task");
	}
	/* Now all the tasks have been started - start the scheduler. */
	vTaskStartScheduler();
	for(;;);
	return 0;
}