     mma.setLowNoiseMode(true);
     mma.setPowerMode(MMA_HIGH_RESOLUTION);
 
-    mma.setHighPassFilter(true, MMA_HP4); // Defaults (?) to highest cutoff: 16Hz
+    mma.setHighPassFilter(true, MMA_HP3); // Defaults (?) to highest cutoff: 16Hz
 
 #if AccelerometerNewDataInterrupt
     // data ready interrupt


// MAINLOOP
void loop() {
    float x, y, z;
    unsigned long newAccTime;
    
#if AccelerometerNewDataInterrupt
    if (accDataReady) Bluetooth.println("DToo fast accelerometer");

// declarations
void setupBluetooth();
bool setupAccelerometer();
inline float getUnfilteredXAcc();
inline float getXAccSample();
void calibrateZeroVel();
float trapezoidalRule(float fa, float fb, int dt);

