#include <FastLED.h>

/* Knock Sensor
 *
 *  Code has been modified for the Tapping Light, by PerfectPixel (2015)
 *  http://www.instructables.com/member/perfectpixel/
 *
 *
   created 25 Mar 2007
   by David Cuartielles <http://www.0j0.org>
   modified 30 Aug 2011
   by Tom Igoe

   This example code is in the public domain.

 */

#define NUM_LEDS 1

#define DATA_PIN 9

CRGB leds[NUM_LEDS];

int sensorReading = 0;      // variable to store the value read from the sensor pin

void setup() {
 FastLED.addLeds<WS2811, DATA_PIN, RGB>(leds, NUM_LEDS);
}

void loop() {
  if (analogRead(7) > 2) { //change the "2" here to a different value to tweak what counts as a 'tap'
    // toggle the status of the ledPin:
    leds[0] = CRGB(random(300),random(300),random(300));
      FastLED.show();
    delay(10);
  }
}