message: myTympan.print => Serial.print.   Instead of sending some basic logging to both the USB serial and the BLE with myTympan.print, let's just send it to the USB serial.
diff: @@ -42,7 +42,7 @@ void setup() {
  //begin the serial comms (for debugging)
  myTympan.beginBothSerial();
  delay(3000);
  - myTympan.println("BasicGain_wApp: starting setup()...");
  + Serial.println("BasicGain_wApp: starting setup()...");
  //allocate the dynamic memory for audio processing blocks
  AudioMemory_F32(10);
  @@ -80,7 +80,7 @@ void loop() {
  //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':
  @@ -142,10 +142,12 @@ void changeGain(float change_in_gain_dB) {
  //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
  + Serial.print("Analog Input Gain (dB) = ");
  + Serial.println(input_gain_dB); //print text to Serial port for debugging
  + Serial.print("Digital Gain (dB) = ");
  + Serial.println(digital_gain_dB); //print text to Serial port for debugging
  +}
  +
  void setButtonText(String btnId, String text) {
  myTympan.println("TEXT=BTN:" + btnId + ":"+text);
  }
  