interrupt.c

来自「四车窗升降 pic16f914 .有各种保护」· C语言 代码 · 共 58 行

#ifndef _INT_C_
#define _INT_C_


#include "global.h"

/************************************************************************/
/*				 High-priority service									*/
/************************************************************************/

void interrupt HighInterruptSeviceRoutine(void)
{

	/***** Timer 0 Code *****/
	if(T0IE & T0IF)
  	fTimer0InterruptSeviceRoutine();

	if(TMR2IE & TMR2IF)
  	fTimer2InterruptSeviceRoutine();
	
	/***** PortB   Code *****/
	if (RBIF & RBIE)
	fPortBInterruptSeviceRoutine();

}


void fTimer0InterruptSeviceRoutine(void)	// Here be interrupt function 			
{	
	TMR0 = 255 - 125;						// 8ms
	bHavePassed8ms = 1;
	T0IF = 0;								// Clr interrDownt flag, ready for next
}


void fPortBInterruptSeviceRoutine(void)
 {	
		PORTB = PORTB; 						//read portB(to itself) to end mismatch condition
		bPortBIsIntterrupt = 1;	
		RBIF=0;
 }	



#endif