/*
 * File:   Three_LED.c
 *
 * Compiler XC8
 */

#define _XTAL_FREQ 2000000
#include <xc.h>

// BEGIN CONFIG
#pragma config FOSC = HS // Oscillator Selection bits (HS oscillator)
#pragma config WDTE = ON // Watchdog Timer Enable bit (WDT enabled)
#pragma config PWRTE = OFF // Power-up Timer Enable bit (PWRT disabled)
#pragma config CP = OFF // Flash Program Memory Code Protection bit (Code protection off)
//END CONFIG

void main(void) {
TRISA2 = 0; //RA2 as Output PIN - AUX
TRISA1 = 0; //RA1 as Output PIN - Wireless
TRISA0 = 0; //RA0 as Output PIN - Radio

TRISB0 = 1; //RB0 as Input PIN - AUX
TRISB1 = 1; //RB1 as Input PIN - Wireless
TRISB2 = 1; //RB2 as Input PIN - Radio

// RA2 = 0; // Initially AUX OFF
// RA1 = 0; // Wireless OFF
// RA0 = 0; // Initially Radio OFF
    
  do
  {
    if(RB0 == 0) // If AUX switch is pressed
    {
       __delay_ms(100); // Discard switch debouncing signal
       if(RB0 == 0)    // If switch is still pressed
       {
          RA2 = 1; // AUX LED ON
          RA1 = 0; // Wireless OFF
          RA0 = 0; // Radio LED OFF
       }
    }
    if(RB1 == 0) // If Wireless switch is pressed
    {
       __delay_ms(100); // Discard switch debouncing signal
       if(RB1 == 0)    // If switch is still pressed
       {
          RA2 = 0; // AUX LED OFF
          RA1 = 1; // Wireless ON
          RA0 = 0; // Radio LED OFF
       }
    }
    if(RB2 == 0) // If Radio switch is pressed
    {
       __delay_ms(100); // Discard switch debouncing signal
       if(RB2 == 0)    // If switch is still pressed
       {
          RA2 = 0; // AUX LED OFF
          RA1 = 0; // Wireless OFF
          RA0 = 1; // Radio LED ON
       }
    }
  }while(1);
}