 void setup() {
   Serial.begin(57600);
 
-  for (int iii = 0; iii < 12; iii++) {
+  for (int iii = 0; iii < piezoArraySize; iii++) {
     smArray[iii].setScale(0, 100);
   }
 
   oled.begin();
-  oled.clear(ALL);  // Clear the display's memory (gets rid of artifacts)
-  oled.display();
 
   DmxSimple.usePin(3);
   DmxSimple.maxChannel(12);

  SmoothAnalogInput(A0), SmoothAnalogInput(A1), SmoothAnalogInput(A2),
  SmoothAnalogInput(A3), SmoothAnalogInput(A4), SmoothAnalogInput(A5),
  SmoothAnalogInput(A6), SmoothAnalogInput(A7), SmoothAnalogInput(A8),
  SmoothAnalogInput(A9), SmoothAnalogInput(A10), SmoothAnalogInput(A1)
};

//////////////////////////////////////////////////////////////////////



  for (int iii = 0; iii < 12; iii++) {
    int reading = smArray[iii].raw();

    if (DEBUG) {
      Serial.print(reading);
      Serial.print(" ");
    }
