my cool description

lampa_barvy.ino

#include <Adafruit_NeoPixel.h>

#define PIN 1
#define WAIT 40

Adafruit_NeoPixel strip = Adafruit_NeoPixel(7, PIN, NEO_GRB + NEO_KHZ800);

void setup() {
  strip.begin();
  strip.setBrightness(255);
}

void loop() {
  rainbowCycle(WAIT);
}

// Slightly different, this makes the rainbow equally distributed throughout
void rainbowCycle(uint8_t wait) {
  uint16_t i, j;

  for(j=0; j<256*5; j++) { // 5 cycles of all colors on wheel
    for(i=0; i< strip.numPixels(); i++) {
      strip.setPixelColor(i, Wheel(((i * 256 / strip.numPixels()) + j) & 255));
    }
    strip.show();
    delay(wait);
  }
}

// Input a value 0 to 255 to get a color value.
// The colours are a transition r - g - b - back to r.
uint32_t Wheel(byte WheelPos) {
  WheelPos = 255 - WheelPos;
  if(WheelPos < 85) {
   return strip.Color(255 - WheelPos * 3, 0, WheelPos * 3);
  } else if(WheelPos < 170) {
    WheelPos -= 85;
   return strip.Color(0, WheelPos * 3, 255 - WheelPos * 3);
  } else {
   WheelPos -= 170;
   return strip.Color(WheelPos * 3, 255 - WheelPos * 3, 0);
  }
}

lampa_bila.ino

#include <Adafruit_NeoPixel.h>

#define PIN 1

Adafruit_NeoPixel strip = Adafruit_NeoPixel(7, PIN, NEO_GRB + NEO_KHZ800); // definice komunikace s diodami

void setup() {
  strip.begin(); // nastartuje diody
  strip.setBrightness(255); // nastavi jas
  for(uint16_t i=0; i< strip.numPixels(); i++) { // projde vsechny diody
      strip.setPixelColor(i, 255, 255, 255); // nastavi bilou barvu
    }
  strip.show(); // nastavi vsechny diody najednou
}

void loop() {

}