diff --git a/projekte/oszi-grafik/dac_test/dac_test.pde b/projekte/oszi-grafik/dac_test/dac_test.pde
index 0bde5bb..484bb56 100644
--- a/projekte/oszi-grafik/dac_test/dac_test.pde
+++ b/projekte/oszi-grafik/dac_test/dac_test.pde
@@ -1,23 +1,26 @@
-void setup()   {                
+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);     
-  pinMode(5, OUTPUT);     
-  pinMode(4, OUTPUT);     
-  pinMode(3, OUTPUT);     
-  pinMode(2, OUTPUT);     
+  
+  // FIX HEISENBUG, FUCKYEAH
+  Serial.begin(9600);
 }
 
 int count = 0;
 
 void loop()                     
 {
-  digitalWrite(7, (count & 0b100000) >> 5);
-  digitalWrite(6, (count & 0b010000) >> 4);
-  digitalWrite(5, (count & 0b001000) >> 3);
-  digitalWrite(4, (count & 0b000100) >> 2);
-  digitalWrite(3, (count & 0b000010) >> 1);
-  digitalWrite(2, (count & 0b000001) >> 0);
+  digitalWrite(7, (count & 0b10) >> 1);
+  digitalWrite(6, (count & 0b01) >> 0);
  
-  delay(1000);        
+  delay(100);        
+  
   count++;
 }