     imu.readGyro();
     float z = imu.calcGyro(imu.gz);
     zSum += z;
+    if (i % 23 == 0)
+      blinkLED(20, 1);
     delay(10);
   }
   return zSum / calibrationSamples;

 * and rotating a stepper motor. Accepts correction factors via serial *
 * at 115200 baud.                                                     *
 * Project: Eclipse Tracking (2017)                                    *
 * @Version 4.0 (5/13/2017)                                            *
 * @Author Max Bowman / Jeremy Seeman / George Moe                     *
 ***********************************************************************/
#include <Stepper.h>

// ================ SYSTEM PARAMETERS ===================
// Sample rates
int motorUpdateRate = 50; // gyro sample rate
int calibrationSamples = 500;

// Initial calibration value
float calibratedOffset = 0;
