//MACHINE CODE  
#pragma GCC optimize (-O0)
#include "ArduinoTrace.h"

#include <avr/io.h> 
//#include <avr/iom168.h>

byte count;
//byte led0=4;
//byte led1=6;
//byte led2=8;

byte value;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  //DDRD=DDRD|(1<<PD4)|(1<<PD6); //led0 output, led1 output
  // asm volatile
  // (
  //   "lds r16,0x2A \n"
  //   "ori r16,0x50 \n"
  //   "sts 0x2A,r16"
  // );
  asm volatile
  (
    ".word 0xB10A \n" //IN 
    ".word 0x6500 \n" //ORI
    ".word 0xB90A" //OUT
  );

  asm volatile
  (
    ".word 0x9A20 \n"
  );

  //DDRB=DDRB|(1<<PB0);          //led2 output
}

void loop() {
  // put your main code here, to run repeatedly:

  if(bitRead(count,0)==1)
  { //0x0b = 11 en decimal 
    //PORTD=PORTD|(1<<PD4);   //bit 4 de PORTD en 1; led0 <-- 1
    // asm volatile
    // (
    //   "lds r16,0x2B \n"
    //   "ori r16,0x10 \n"
    //   "sts 0x2B,r16 \n"
    // );
    asm volatile
    (
      ".word 0x9A5C \n" 
    );

  }
  else
  {
    //PORTD=PORTD&~(1<<PD4);  //bit 4 de PORTD en 0; led0 <-- 0
    // asm volatile
    // (
    //   "lds r16,0x2B \n"
    //   "andi r16,~0x10 \n"
    //   "sts 0x2B,r16 \n"
    // );    
    asm volatile
    (
      ".word 0x985C \n" 
    );
  }

  if(bitRead(count,1)==1)
  {
    //PORTD=PORTD|(1<<PD6);   //bit 6 de PORTD en 1; led1 <-- 1
    asm volatile
    (
      ".word 0x9A5E \n"
    );
  }
  else
  {
    //PORTD=PORTD&~(1<<PD6);  //bit 6 de PORTD en 0; led1 <-- 0
    asm volatile
    (
     ".word 0x985E \n"
    );
  }

  if(bitRead(count,2)==1)
  {
    //PORTB=PORTB|(1<<PB0);   //bit 0 de PORTB en 1; led2 <-- 1
    asm volatile
    (
      ".word 0x9A28 \n"
    );
  }
  else
  {
    //PORTB=PORTB&~(1<<PB0);  //bit 0 de PORTB en 0; led2 <-- 0
    asm volatile
    (
      ".word 0x9828 \n"
    );
  }

  DUMP(count);

  if(count<7)
  {
    count++;
  }
  else
  {
    count=0;
  }
  delay(1000);
}