 
 //respond to serial commands
 void respondToByte(char c) {
-  myTympan.print("Received character "); myTympan.println(c);
+  Serial.print("Received character "); Serial.println(c);
   
   switch (c) {
     case 'J': case 'j':


//Print gain levels 
void printGainLevels(void) {
  myTympan.print("Analog Input Gain (dB) = "); 
  myTympan.println(input_gain_dB); //print text to Serial port for debugging
  myTympan.print("Digital Gain (dB) = "); 
  myTympan.println(digital_gain_dB); //print text to Serial port for debugging
void setButtonText(String btnId, String text) {
  myTympan.println("TEXT=BTN:" + btnId + ":"+text);
}

  //begin the serial comms (for debugging)
  myTympan.beginBothSerial();  
  delay(3000);
  Serial.println("BasicGain_wApp: starting setup()...");

  //allocate the dynamic memory for audio processing blocks
  AudioMemory_F32(10); 
