PIC16F1503 Demo

main.c

#include <stdio.h>
#include <stdlib.h>
#include <xc.h>

#ifndef _XTAL_FREQ
#define _XTAL_FREQ  16000000
#endif


#pragma config WDTE=OFF, MCLRE=ON, CP=OFF, FOSC=INTOSC

void main(int argc, char** argv) {

    TRISA = 0b00000000;

    OSCCONbits.IRCF = 0b1111;

    while(1) {
        LATAbits.LATA0 = 1;
        LATAbits.LATA2 = 0;
        __delay_ms(100);
        LATAbits.LATA0 = 0;
        LATAbits.LATA1 = 1;
        __delay_ms(100);
        LATAbits.LATA1 = 0;
        LATAbits.LATA2 = 1;
        __delay_ms(100);
    }
}