MS51 Pin Interrupt 唤醒低功耗模式示例

// / File Function: MS51 pin interrupt wakeup power down mode / // #include "MS51_16K.H"

void PinInterrupt_ISR (void) interrupt 7 { push(SFRS);

 if (PIF&=SET_BIT0)
 {
   P12 ^= 1;
   CLEAR_PIN_INTERRUPT_PIT0_FLAG;
 }
 if (PIF&=SET_BIT3)
 {
   P12 ^= 1;
   CLEAR_PIN_INTERRUPT_PIT3_FLAG;
 }

pop(SFRS); } /****************************************************************************** The main C function. Program execution starts here after stack initialization. ****************************************************************************/ void main (void) { BOD_DISABLE; / Disable BOD for less power consumption/

P12_QUASI_MODE;

P00_QUASI_MODE;
P03_INPUT_MODE;

/----------------------------------------------------/ /* Keep in power down mode unless trig setting GPIO / /----------------------------------------------------*/ ENABLE_INT_PORT0; ENABLE_BIT0_FALLINGEDGE_TRIG; ENABLE_BIT3_BOTHEDGE_TRIG; ENABLE_PIN_INTERRUPT; ENABLE_GLOBAL_INTERRUPT;

while(1) 
{
   set_PCON_PD;
}

}