Jan Varyš - Ledky

#include <Adafruit_NeoPixel.h>
#define PIN 6
#define NUMPIXELS 16

Adafruit_NeoPixel pixels = Adafruit_NeoPixel(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);
int delayval = 50;

int mojeTlacitko = 4; // Pin pro tlacitko proti zemi - spojeno se zemi = sviti, odpojeno - zhasne

void setup() {
  pinMode(mojeTlacitko, INPUT_PULLUP);
  pixels.begin();
}

void zhasni(){
  for(int i=0;i<NUMPIXELS;i++){
    pixels.setPixelColor(i,pixels.Color(0,0,0));
    pixels.show();
  }
}

void loop() {
  for(int i=0;i<NUMPIXELS;i++){
    if (digitalRead(mojeTlacitko)==LOW)
    {
      pixels.setPixelColor(i, pixels.Color(255,140,0));
      pixels.show();
      delay(delayval);
    }
    else zhasni();
  }
}