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#define _XTAL_FREQ 8000000

#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 BOREN = ON // Brown-out Reset Enable bit (BOR enabled)
#pragma config LVP = OFF // Low-Voltage (Single-Supply) In-Circuit Serial Programming Enable bit (RB3 is digital I/O, HV on MCLR must be used for programming)
#pragma config CPD = OFF // Data EEPROM Memory Code Protection bit (Data EEPROM code protection off)
#pragma config WRT = OFF // Flash Program Memory Write Enable bits (Write protection off; all program memory may be written to by EECON control)
#pragma config CP = OFF // Flash Program Memory Code Protection bit (Code protection off)
//END CONFIG

int main()
{
  TRISB0 = 0; //RB0 as Output PIN
  TRISD0 = 1; //RD0 as Input PIN

  RB0 = 0; //LED Off

  while(1)
  {
    if(RD0 == 0) //If Switch Pressed
    {
      RB0 = 1; //LED ON
      __delay_ms(3000); //3 Second Delay
      RB0 = 0; //LED OFF
    }
  }
  return 0;
}