#include <xc.h>
#define _XTAL_FREQ 20000000 //define crystal frequency to 20MHz
void main(void)
{
TRISC0=0; //set RC0 pin as a digital output pin
while(1)
{
RC0 = 1; // set RC0 pin to logic High & turn on
__delay_ms(1000); //add delay of 1 second
RC0 = 0; // set RC0 pin to logic low & turn off
__delay_ms(1000); //add delay of 1 second
}
return;
}