ZT260/USER/Apps/sleep.c

#include "includes.h"
//进入低功耗会死机，暂时使用以下操作模拟。20mA~30mA左右
//unsigned char g_bRTCAlarm=0;

#if 1
void Sleeping(void)
{
	SlwTrace(INF, "Sleeping",1);
	PWR_EnterSTOPMode(PWR_Regulator_LowPower,PWR_STOPEntry_WFI); 
}
#else
void Sleeping(void)
{
	SlwTrace(INF, "Sleeping",1);
	KEYBOARD_BACKLIGHT_LOW;
	SpeakerDisable();MicDisable();
	LCD_BL_LOW;
	MODEM_RESET_HIGH;
//	MODEM_PWRKEY_LOW;
	GPS_PWREN_LOW;
	//GetVbat();
//	SysTick->CTRL = 0x00;//?????
//	SysTick->VAL = 0x00;//??val,?????
//	
	IWDG_Configuration(3000);//////////////
//DBGMCU_Config(DBGMCU_STOP, ENABLE);
	ENTERSTOPMODE:        
		//设置闹铃时间
     dev_rtc_setAlarm(15);					
    // 进入停机模式
		printf("time go go step1\r\n");
		EXTI_ClearITPendingBit(EXTI_Line17);     // 清//EXTI_Line9 |
		//printf("Vbat==========%d\r\n",GetOneceVbat());
		ADC_Cmd (ADC1,DISABLE);
		RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR, ENABLE);	//使能PWR外设时钟
		PWR_WakeUpPinCmd(ENABLE);  //使能唤醒管脚功能
		PWR_EnterSTOPMode(PWR_Regulator_LowPower,PWR_STOPEntry_WFI); 
        // RTC时间到达
        if(dev_rtc_isAlarm())
           {
                IWDG_ReloadCounter();
								SystemInit();
								ADCInit();
								ADC_Cmd (ADC1,ENABLE);
								if(GetOneceVbat()>77){         // 77--345V  由于从停机模式醒来，测试ADC不准 只能打印知晓值。
										printf("Wake Up\r\n");
									while(1);
								}
									goto ENTERSTOPMODE;    
										
            }

}
#endif
#if 0
void dev_rtc_setAlarm(int AlarmValue)
{
				RTC_ITConfig(RTC_IT_ALR, ENABLE);
        /* Clear the RTC SEC flag */
        RTC_ClearFlag(RTC_FLAG_SEC);
        /* Wait clear RTC flag success */
    while(RTC_GetFlagStatus(RTC_FLAG_SEC) == RESET); //
      /* Wait until last write operation on RTC registers has finished */
        RTC_WaitForLastTask(); 
        /* Sets the RTC alarm value */
				RTC_SetAlarm(RTC_GetCounter() + AlarmValue);
        /* Wait until last write operation on RTC registers has finished */
        RTC_WaitForLastTask(); 
		
}

unsigned char dev_rtc_isAlarm(void)
{
       if(g_bRTCAlarm)
        {
            /* Clear the RTC alarm flag */
              g_bRTCAlarm = 0;
               return 1;
        }
        return 0;                        
}
#endif