From: Russ Handorf <rhandorf@handorf.org> Date: Wed, 4 Jul 2018 15:43:56 +0000 (-0400) Subject: initial commit X-Git-Url: https://handorf.org/code/?a=commitdiff_plain;h=refs%2Fheads%2Fmaster;p=4thJuly.git initial commit --- 3a7c1347a977caa8c3d0649833d70f7454ca5980 diff --git a/_4thJuly/_4thJuly.ino b/_4thJuly/_4thJuly.ino new file mode 100644 index 0000000..db310af --- /dev/null +++ b/_4thJuly/_4thJuly.ino @@ -0,0 +1,243 @@ +#include <Adafruit_NeoPixel.h> +#ifdef __AVR__ + #include <avr/power.h> +#endif + +#define PIN 6 + +// Parameter 1 = number of pixels in strip +// Parameter 2 = Arduino 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) +// NEO_RGBW Pixels are wired for RGBW bitstream (NeoPixel RGBW products) +Adafruit_NeoPixel strip = Adafruit_NeoPixel(139, PIN, NEO_GRB + NEO_KHZ800); + +// IMPORTANT: To reduce NeoPixel burnout risk, add 1000 uF capacitor across +// pixel power leads, add 300 - 500 Ohm resistor on first pixel's data input +// and minimize distance between Arduino and first pixel. Avoid connecting +// on a live circuit...if you must, connect GND first. + +void setup() { + // This is for Trinket 5V 16MHz, you can remove these three lines if you are not using a Trinket + #if defined (__AVR_ATtiny85__) + if (F_CPU == 16000000) clock_prescale_set(clock_div_1); + #endif + // End of trinket special code + + + strip.begin(); + strip.show(); // Initialize all pixels to 'off' +} + +void loop() { + blueSparkle(50); + rSlider(50); //red + wSlider(50); //white + bSlider(50); //blue + // Some example procedures showing how to display to the pixels: + colorWipe(strip.Color(255, 0, 0), 30); // Red + colorWipe(strip.Color(127, 127, 127), 30); // White + colorWipe(strip.Color(0, 0, 255), 30); // Blue +//colorWipe(strip.Color(0, 0, 0, 255), 50); // White RGBW + // Send a theater pixel chase in... + theaterChase(strip.Color(127, 0, 0), 50); // Red + theaterChase(strip.Color(127, 127, 127), 50); // White + theaterChase(strip.Color(0, 0, 127), 50); // Blue + + //rainbow(20); + //rainbowCycle(20); + //theaterChaseRainbow(50); +} + +void rSlider(uint8_t wait) { + int pos = 0, dir = 1; //position and direction of eye + + for(uint16_t i=0; i<(strip.numPixels()*4); i++) { + int j; + strip.setPixelColor(pos - 2, 0x100000); // Dark red + strip.setPixelColor(pos - 1, 0x800000); // Medium red + strip.setPixelColor(pos , 0xFF3000); // Center pixel is brightest + strip.setPixelColor(pos + 1, 0x800000); // Medium red + strip.setPixelColor(pos + 2, 0x100000); // Dark red + strip.show(); + delay(10); + for(j=-2; j<= 2; j++) strip.setPixelColor(pos+j, 0); + pos += dir; + if(pos < 0) { + pos = 1; + dir = -dir; + } else if(pos >= strip.numPixels()) { + pos = strip.numPixels() - 2; + dir = -dir; + } + } +} + +void wSlider(uint8_t wait) { + int pos = 0, dir = 1; //position and direction of eye + + for(uint16_t i=0; i<(strip.numPixels()*4); i++) { + int j; + strip.setPixelColor(pos - 2, 0x101010); // Dark red + strip.setPixelColor(pos - 1, 0x7F7F7F); // Medium red + strip.setPixelColor(pos , 0xFFFFFF); // Center pixel is brightest + strip.setPixelColor(pos + 1, 0x7F7F7F); // Medium red + strip.setPixelColor(pos + 2, 0x101010); // Dark red + strip.show(); + delay(10); + for(j=-2; j<= 2; j++) strip.setPixelColor(pos+j, 0); + pos += dir; + if(pos < 0) { + pos = 1; + dir = -dir; + } else if(pos >= strip.numPixels()) { + pos = strip.numPixels() - 2; + dir = -dir; + } + } +} + +void bSlider(uint8_t wait) { + int pos = 0, dir = 1; //position and direction of eye + + for(uint16_t i=0; i<(strip.numPixels()*4); i++) { + int j; + strip.setPixelColor(pos - 2, 0x000010); // Dark red + strip.setPixelColor(pos - 1, 0x000080); // Medium red + strip.setPixelColor(pos , 0x0030FF); // Center pixel is brightest + strip.setPixelColor(pos + 1, 0x000080); // Medium red + strip.setPixelColor(pos + 2, 0x000010); // Dark red + strip.show(); + delay(10); + for(j=-2; j<= 2; j++) strip.setPixelColor(pos+j, 0); + pos += dir; + if(pos < 0) { + pos = 1; + dir = -dir; + } else if(pos >= strip.numPixels()) { + pos = strip.numPixels() - 2; + dir = -dir; + } + } +} + + +void blueSparkle(uint8_t wait) { + uint32_t blue = strip.Color(0, 0, 255); + uint32_t red = strip.Color(255, 0, 0); + uint32_t white = strip.Color(255, 255, 255); + uint32_t off = strip.Color(0, 0, 0); + + for(uint16_t i=0; i<strip.numPixels(); i++) { + strip.setPixelColor(i, blue); + } + strip.show(); + int pixel=0; + for(int r=0; r<400; r++) { + pixel = random(0,139); + //int rColor = random(0,100); + //if (rColor > 50) { + strip.setPixelColor(pixel,white); + //} else { + // strip.setPixelColor(pixel,red); + //} + strip.show(); + delay(50); + strip.setPixelColor(pixel,blue); + strip.show(); + } + for(uint16_t i=0; i<strip.numPixels(); i++) { + strip.setPixelColor(i, off); + } + strip.show(); + + delay(wait); +} + +// Fill the dots one after the other with a color +void colorWipe(uint32_t c, uint8_t wait) { + for(uint16_t i=0; i<strip.numPixels(); i++) { + strip.setPixelColor(i, c); + strip.show(); + delay(wait); + } +} + +void rainbow(uint8_t wait) { + uint16_t i, j; + + for(j=0; j<256; j++) { + for(i=0; i<strip.numPixels(); i++) { + strip.setPixelColor(i, Wheel((i+j) & 255)); + } + strip.show(); + delay(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); + } +} + +//Theatre-style crawling lights. +void theaterChase(uint32_t c, uint8_t wait) { + for (int j=0; j<10; j++) { //do 10 cycles of chasing + for (int q=0; q < 3; q++) { + for (uint16_t i=0; i < strip.numPixels(); i=i+3) { + strip.setPixelColor(i+q, c); //turn every third pixel on + } + strip.show(); + + delay(wait); + + for (uint16_t i=0; i < strip.numPixels(); i=i+3) { + strip.setPixelColor(i+q, 0); //turn every third pixel off + } + } + } +} + +//Theatre-style crawling lights with rainbow effect +void theaterChaseRainbow(uint8_t wait) { + for (int j=0; j < 256; j++) { // cycle all 256 colors in the wheel + for (int q=0; q < 3; q++) { + for (uint16_t i=0; i < strip.numPixels(); i=i+3) { + strip.setPixelColor(i+q, Wheel( (i+j) % 255)); //turn every third pixel on + } + strip.show(); + + delay(wait); + + for (uint16_t i=0; i < strip.numPixels(); i=i+3) { + strip.setPixelColor(i+q, 0); //turn every third pixel off + } + } + } +} + +// 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); + } + if(WheelPos < 170) { + WheelPos -= 85; + return strip.Color(0, WheelPos * 3, 255 - WheelPos * 3); + } + WheelPos -= 170; + return strip.Color(WheelPos * 3, 255 - WheelPos * 3, 0); +}