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#include <Wire.h>
#include "MMA7660.h"
MMA7660 acc;
int brightness = 0; // how bright the LED is
int ledStrip = 6; // the pin that the LED is attached to
int accelerometer = 13; // the pin that the accelerometer sensor is attached
int fadeAmount = 5; // how many points to fade the LED by
void setup()
pinMode(accelerometer, OUTPUT);
void loop()
static long cnt = 0;
static long cntout = 0;
float ax, ay, az;
int8_t x, y, z;
acc.getXYZ(&x, &y, &z);
analogWrite(ledStrip, brightness);
brightness = z;
if (brightness == 0 || brightness == 255) {
fadeAmount = -fadeAmount;
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