arduinisten/projekte/oszi-grafik/dac_test/dac_test.pde

const int pinCLK = 8;

void setup() 
{
  // set TDA8702 to transparent mode (CLK = LOW)
  pinMode(pinCLK, OUTPUT);
  digitalWrite(pinCLK, LOW);
  
  pinMode(7, OUTPUT);     
  pinMode(6, OUTPUT);     
  
  // FIX HEISENBUG, FUCKYEAH
  Serial.begin(9600);
}

int count = 0;

void loop()                     
{
  digitalWrite(7, (count & 0b10) >> 1);
  digitalWrite(6, (count & 0b01) >> 0);
 
  delay(100);        
  
  count++;
}