bös.ino

void setup() {
  // put your setup code here, to run once:
  pinMode(7, OUTPUT);
  // pinMode(5, INPUT);
}

static uint8_t b = 0;

static volatile unsigned char memory[1000] = { 123, };

void loop() {
  // put your main code here, to run repeatedly:
  //  = digitalRead(5);
  uint8_t pin = 7;
  uint8_t bit = digitalPinToBitMask(pin);
  uint8_t port = digitalPinToPort(pin);
  volatile uint8_t *out = portOutputRegister(port);

//  uint8_t pin2 = 4;
//  uint8_t bit2 = digitalPinToBitMask(pin2);
//  uint8_t port2 = digitalPinToPort(pin2);
//  volatile uint8_t *out2 = portOutputRegister(port2);
//  uint8_t pin3 = 4;
//  uint8_t bit3 = digitalPinToBitMask(pin3);
//  uint8_t port3 = digitalPinToPort(pin3);
//  volatile uint8_t *out3 = portOutputRegister(port3);

  uint8_t V1 = ~bit;
  uint8_t V2 = bit;
  volatile uint8_t B = 0;
  volatile uint8_t A0 = 0;
  volatile uint8_t A1 = 0;

  while(true) {
    // read two bytes
    //A0 = *out2;
  //  A1 = *out3;

//    B = memory[(A1 << 8) | A0];

    *out = V1;
    *out = V2;
}
}