原创 PIC项目之CCP输出比较与捕捉（转载）

/*Used pic16C77, CCP捕捉*/
#include "pic.h"
#define uint unsigned int

void initPORTB(void);
void initCCP1(void);
void interrupt CCP1INT(void);
void display(void);

__CONFIG(WDTDIS&XT&UNPROTECT);
uint counter="0";

void main()
{
initPORTB();
initCCP1();
while(1)
{display();}
}

void initPORTB()
{
TRISB=0x00;
PORTB=0x00;
}

void initCCP1()
{
TRISC=0x04;
GIE=0;
PEIE=0;
CCP1IE=0;
CCP1IF=0;
CCP1IE=1;
CCP1IF=1;
PEIE=1;
GIE=1;
CCP1CON=0x04;

}

void interrupt CCP1INT(void)
{
GIE=0;
CCP1IE=0;
CCP1IF=0;
counter++;
if(counter>9) counter="0";
CCP1IE=1;
GIE=1;
}

void display()
{
PORTB=counter;
}

/*CCP1输出比较*/
#include "pic.h"

void initPORTB(void);
void initCCP1(void);
void interrupt CCP1INT(void);

void main()
{
initPORTB();
initCCP1();
while(1)
{
}
}

void initCCP1()
{
TRISC=0x00;
T1CON=0x00;
CCPR1H=0x61;
CCPR1L=0xa8;
CCP1CON=0x0a;
CCP1IE=1;
PEIE=1;
GIE=1;
TMR1ON=1;
}

void interrupt CCP1INT(void)
{CCP1IF=0;
TMR1ON=0;
TMR1H=0x00;
TMR1L=0x00;
T1CON=1;
RB0=!RB0;
}

void initPORTB()
{
TRISB=0xfe;
PORTB=0x00;
}