// PIC18 in C - Versione 0.3 - Febbraio 2016
// Copyright (c) 2014, Vincenzo Villa
// Creative Commons | Attribuzione-Condividi allo stesso modo 3.0 Unported.
// Creative Commons | Attribution-Share Alike 3.0 Unported
// https://www.vincenzov.net/tutorial/PIC18/hello-2.htm

// Reference
// PIC18F2431 data sheet - PORTx, TRISx and LATx Registers - Page 119 ->
// PIC18F2xK20 data sheet - PORTx, TRISx, LATx and ANSLEH Registers - Page 124 ->

// NOTE: digital source with esternal pull-up or push-pull

#include "configurationsbits.h"

void main(void) {
    TRISB = 0xFF; // Set all PORTB pin as input - See data sheet!
    ANSELH = 0;   // ONLY PIC18F2xK20 - Digital input buffers PORTB are enabled - See data sheet!

    TRISC = 0x00; // Set all PORTC pin as Output - See data sheet!

    while (1) {
        if (PORTBbits.RB0 == 0)// If pin V(RB0) = Low voltage
            LATCbits.LATC0 = 1; // Turn on RC0 pin  - See data sheet!
        else
            LATCbits.LATC0 = 0; // Turn off RC0 pin  - See data sheet!
    }
}