68 lines
1.7 KiB
Arduino
68 lines
1.7 KiB
Arduino
|
#include <Adafruit_NeoPixel.h>
|
||
|
|
#define PIN 3
|
||
|
|
#define NUM_LEDS 150
|
||
|
|
// Parameter 1 = number of pixels in strip
|
||
|
|
// Parameter 2 = pin number (most are valid)
|
||
|
|
// Parameter 3 = pixel type flags, add together as needed:
|
||
|
|
// NEO_KHZ800 800 KHz bitstream (most NeoPixel products w/WS2812 LEDs)
|
||
|
|
// NEO_KHZ400 400 KHz (classic 'v1' (not v2) FLORA pixels, WS2811 drivers)
|
||
|
|
// NEO_GRB Pixels are wired for GRB bitstream (most NeoPixel products)
|
||
|
|
// NEO_RGB Pixels are wired for RGB bitstream (v1 FLORA pixels, not v2)
|
||
|
|
Adafruit_NeoPixel strip = Adafruit_NeoPixel(NUM_LEDS, PIN, NEO_GRBW + NEO_KHZ800);
|
||
|
|
|
||
|
|
void setup() {
|
||
|
|
strip.begin();
|
||
|
|
strip.show(); // Initialize all pixels to 'off'
|
||
|
|
}
|
||
|
|
|
||
|
|
// *** REPLACE FROM HERE ***
|
||
|
|
void loop() {
|
||
|
|
Twinkle(0, 0, 0, 255, 50, 0, false);
|
||
|
|
}
|
||
|
|
|
||
|
|
void Twinkle(byte red, byte green, byte blue, byte white, int Count, int SpeedDelay, boolean OnlyOne) {
|
||
|
|
setAll(0,0,0,0);
|
||
|
|
|
||
|
|
for (int i=0; i<Count; i++) {
|
||
|
|
setPixel(random(NUM_LEDS),red,green,blue,white);
|
||
|
|
showStrip();
|
||
|
|
delay(SpeedDelay);
|
||
|
|
if(OnlyOne) {
|
||
|
|
setAll(0,0,0,0);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
delay(SpeedDelay);
|
||
|
|
}
|
||
|
|
// *** REPLACE TO HERE ***
|
||
|
|
|
||
|
|
void showStrip() {
|
||
|
|
#ifdef ADAFRUIT_NEOPIXEL_H
|
||
|
|
// NeoPixel
|
||
|
|
strip.show();
|
||
|
|
#endif
|
||
|
|
#ifndef ADAFRUIT_NEOPIXEL_H
|
||
|
|
// FastLED
|
||
|
|
FastLED.show();
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
void setPixel(int Pixel, byte red, byte green, byte blue, byte white) {
|
||
|
|
#ifdef ADAFRUIT_NEOPIXEL_H
|
||
|
|
// NeoPixel
|
||
|
|
strip.setPixelColor(Pixel, strip.Color(red, green, blue, white));
|
||
|
|
#endif
|
||
|
|
#ifndef ADAFRUIT_NEOPIXEL_H
|
||
|
|
// FastLED
|
||
|
|
leds[Pixel].r = red;
|
||
|
|
leds[Pixel].g = green;
|
||
|
|
leds[Pixel].b = blue;
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
void setAll(byte red, byte green, byte blue, byte white) {
|
||
|
|
for(int i = 0; i < NUM_LEDS; i++ ) {
|
||
|
|
setPixel(i, red, green, blue, white);
|
||
|
|
}
|
||
|
|
showStrip();
|
||
|
|
}
|