/*   Filename: OCA v2
Author:    Renier Del Rosario
Date:    10/5/2024
Description:  Timer Interrupt
*/

#include <avr/io.h>
#include <avr/interrupt.h>
#include <avr/pgmspace.h>
#include <util/delay.h>

// #define TOGGLECYCLES 8

// volatile unsigned char overflowCounter = 0;

int main(void)
{
  cli();                                //disable all interrupt
  DDRB = 0x80;                          // PORTB pin 7 output
  PORTB = 0x00;                         // clear PORTB
  TCCR0A = 0x42;                        // toggle OC0A mode 2.
  TCCR0B = 0x04;                        // 256 prescaler

  OCR0A = 3;                           // Load Value to the OCR register
  sei();                                // Enables all interrupts

  while(1);
  {
      ;
  }
  }