message: pin defines updated but nee verification
diff: @@ -71,14 +71,16 @@ class TympanPins { //Teensy 3.6 Pin Numbering
  break;
  case (TYMPAN_REV_D) :
  //Teensy 3.6 Pin Numbering
  - resetAIC = 35; //PTC8
  - potentiometer = 15; //PTC0
  + resetAIC = 42; // was 35; //PTC8
  + potentiometer = 20; // PTA16 was 15; //PTC0
  amberLED = 36; //PTC9
  redLED = 10; //PTC4
  BT_nReset = 34; //PTE25, active LOW reset
  BT_REGEN = 31; //must pull high to enable BC127
  - BT_PIO4 = 33; //PTE24
  - enableStereoExtMicBias = 20; //PTD5
  + BT_PIO4 = NOT_A_FEATURE; // was 33; //PTE24
  + BT_PIO5 = 33;
  + BT_PIO0 = 10; // A10 is analog pin!
  + enableStereoExtMicBias = 41; // was 20; //PTD5
  BT_serial_speed = 9600;
  break;
  }
  @@ -95,6 +97,8 @@ class TympanPins { //Teensy 3.6 Pin Numbering
  int BT_nReset = 6; //PTD4
  int BT_REGEN = NOT_A_FEATURE;
  int BT_PIO4 = 2; //PTD0
  + int BT_PIO5 = 33;
  + int BT_PIO0 = 10; // A10 is analog pin!
  bool reversePot = false;
  int enableStereoExtMicBias = NOT_A_FEATURE;
  usb_serial_class *USB_Serial = &Serial; //true for Rev_A/C/D
  