Basic tutorial code for pic16F88 with xc8 mplab ide

/* How to get the  pic16f88  to  operate on Port A */
/* MD Harrington */
/*  Done for the purposes of illustration to those new to  both C and embedded devices */
/* using  updated  pic micro  8 bit micros  in response to Utube tutorial @ */
/* https://www.youtube.com/watch?v=dPsuCt8JXjU&t=475s */


/* Just about everything they  dont tell  you about in the above mentioned tutorial
You welcome to read my comments on this as well */


// Header file functions.h

/* MD Harrington */

#pragma config FOSC = INTOSCIO  // Oscillator Selection bits (INTRC oscillator; port I/O function on both RA6/OSC2/CLKO pin and RA7/OSC1/CLKI pin)
#pragma config WDTE = OFF       // Watchdog Timer Enable bit (WDT disabled)
#pragma config PWRTE = OFF      // Power-up Timer Enable bit (PWRT disabled)
#pragma config MCLRE = OFF      // RA5/MCLR/VPP Pin Function Select bit (RA5/MCLR/VPP pin function is digital I/O, MCLR internally tied to VDD)
#pragma config BOREN = OFF      // Brown-out Reset Enable bit (BOR disabled)
#pragma config LVP = OFF        // Low-Voltage Programming Enable bit (RB3 is digital I/O, HV on MCLR must be used for programming)
#pragma config CPD = OFF        // Data EE Memory Code Protection bit (Code protection off)
#pragma config WRT = OFF        // Flash Program Memory Write Enable bits (Write protection off)
#pragma config CCPMX = RB0      // CCP1 Pin Selection bit (CCP1 function on RB0)
#pragma config CP = OFF         // Flash Program Memory Code Protection bit (Code protection off)

// CONFIG2
#pragma config FCMEN = OFF      // Fail-Safe Clock Monitor Enable bit (Fail-Safe Clock Monitor disabled)
#pragma config IESO = OFF       // Internal External Switchover bit (Internal External Switchover mode disabled)

// #pragma config statements should precede project file includes.
// Use project enums instead of #define for ON and OFF.

#include <xc.h>

/* Define clock  frequency  required  for delay  functions */


#define _XTAL_FREQ 8000000



/*The main file */

/*
 * File:   main.c
 * Author: mark
 *
 * Created on 17 May 2021, 17:17
 */

#include "functions.h"


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



    TRISAbits.TRISA0 =  0; / THE PORT DIRECTION  BIT
    ANSELbits.ANS0 = 0;    // digital out only   WE HAVE TO SET ANSEL REGISTER  TO  NOT ANALOGUE
    OSCCON=0b01110100;    //osccon set to 8 mHZ
    PORTA=0x00 ;

        while (1){
        PORTAbits.RA0 = 0 ;
        __delay_ms(500); // 1 Second Delay
        PORTAbits.RA0 = 1 ;
        __delay_ms(500);

        }

}


/* The compiled hex file

:020000040000FA
:040000008A11FD2F35
:100FA2008316031305101B1074308F008312031372
:100FB20085018312031305100630F6001330F50085
:100FC200AD30F400F40BE32FF50BE32FF60BE32F18
:100FD200EA2F8312031305140630F6001330F500CE
:100FE200AD30F400F40BF32FF50BF32FF60BF32FC8
:0E0FF200FA2FDA2F8A11002883018A11D12FDD
:04400E00183FFC3F1C
:00000001FF
 */


/* LINKS  TO  DATA SHEET ON THIS DEVICE */


/* https://static6.arrow.com/aropdfconversion/aef9dedd97cabb718583c4b2d2ebdad89a2ea9ca/6030487d.pdf */