 
 #define ENABLE true
 #define DISABLE false
-#define NEUTRAL 2
+#define NEUTRAL 2 // the natural extension to HIGH and LOW ;-)
 
 // serial
 #define SERIAL_SPEED 115200



// helm control variables
int16_t pitch, yaw, roll, throttle;
int8_t pitchAdjust = 0, yawAdjust = 0, rollAdjust = 0; // for ramping the direction input



void setupHelm()
{
  //convert to matrix
  pinMode(PIN_PITCH_U, INPUT_PULLUP);
  pinMode(PIN_PITCH_D, INPUT_PULLUP);
  pinMode(PIN_PITCH_S, INPUT_PULLUP);
