//x_lab1.c, 9/13/2022, RLT

//Simple test program for an ATXmega16A4
//Uses default 2Mhz clock

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

#define BLINK_DELAY_MS 100

int main(void){
  PORTA.DIRSET = 0b11111111 ;  //set all pins on port A to be output.
  while(1){                    //loop forever, blinking LED
    PORTA.OUT = 0b00100000 ;   //led on
    _delay_ms(BLINK_DELAY_MS); //long wait
    PORTA.OUT = 0b00000000 ;   //led off 
    _delay_ms(BLINK_DELAY_MS); //long wait
  }
}