#include <Adafruit_NeoPixel.h>

int potentPin = 0;
int pixelPin = 9;
int pixelLength = 16;


Adafruit_NeoPixel strip(pixelLength, pixelPin, NEO_GRB + NEO_KHZ800);


void setup() {
  // put your setup code here, to run once:
  strip.begin();
}

void loop() {
  // put your main code here, to run repeatedly:
  strip.clear();
  int potentVal = analogRead(potentPin);
  int mapVal = map(potentVal, 0, 1023, 0, 15);
  strip.setPixelColor(mapVal, strip.Color(HIGH*255,HIGH*255,HIGH*255));
  strip.show();

}