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| author | krolyxon <me@krolyxon.com> | 2026-06-08 23:10:46 +0530 |
|---|---|---|
| committer | krolyxon <me@krolyxon.com> | 2026-06-08 23:10:46 +0530 |
| commit | 3120783000d0025b183b0397acaa8b769499eb38 (patch) | |
| tree | 1c4f93be213f1b1d48f59e554562d847b4e7c25e /.pio/libdeps/esp32-s3-n16r8/Adafruit NeoPixel/examples/RGBWstrandtest | |
Initial gh-pages firmware hosting
Diffstat (limited to '.pio/libdeps/esp32-s3-n16r8/Adafruit NeoPixel/examples/RGBWstrandtest')
3 files changed, 177 insertions, 0 deletions
diff --git a/.pio/libdeps/esp32-s3-n16r8/Adafruit NeoPixel/examples/RGBWstrandtest/.esp8266.test.skip b/.pio/libdeps/esp32-s3-n16r8/Adafruit NeoPixel/examples/RGBWstrandtest/.esp8266.test.skip new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/.pio/libdeps/esp32-s3-n16r8/Adafruit NeoPixel/examples/RGBWstrandtest/.esp8266.test.skip diff --git a/.pio/libdeps/esp32-s3-n16r8/Adafruit NeoPixel/examples/RGBWstrandtest/.trinket.test.skip b/.pio/libdeps/esp32-s3-n16r8/Adafruit NeoPixel/examples/RGBWstrandtest/.trinket.test.skip new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/.pio/libdeps/esp32-s3-n16r8/Adafruit NeoPixel/examples/RGBWstrandtest/.trinket.test.skip diff --git a/.pio/libdeps/esp32-s3-n16r8/Adafruit NeoPixel/examples/RGBWstrandtest/RGBWstrandtest.ino b/.pio/libdeps/esp32-s3-n16r8/Adafruit NeoPixel/examples/RGBWstrandtest/RGBWstrandtest.ino new file mode 100644 index 0000000..95335cd --- /dev/null +++ b/.pio/libdeps/esp32-s3-n16r8/Adafruit NeoPixel/examples/RGBWstrandtest/RGBWstrandtest.ino @@ -0,0 +1,177 @@ +// NeoPixel test program showing use of the WHITE channel for RGBW +// pixels only (won't look correct on regular RGB NeoPixel strips). + +#include <Adafruit_NeoPixel.h> +#ifdef __AVR__ + #include <avr/power.h> // Required for 16 MHz Adafruit Trinket +#endif + +// Which pin on the Arduino is connected to the NeoPixels? +// On a Trinket or Gemma we suggest changing this to 1: +#define LED_PIN 6 + +// How many NeoPixels are attached to the Arduino? +#define LED_COUNT 60 + +// NeoPixel brightness, 0 (min) to 255 (max) +#define BRIGHTNESS 50 // Set BRIGHTNESS to about 1/5 (max = 255) + +// Declare our NeoPixel strip object: +Adafruit_NeoPixel strip(LED_COUNT, LED_PIN, NEO_GRBW + NEO_KHZ800); +// Argument 1 = Number of pixels in NeoPixel strip +// Argument 2 = Arduino pin number (most are valid) +// Argument 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) + +void setup() { + // These lines are specifically to support the Adafruit Trinket 5V 16 MHz. + // Any other board, you can remove this part (but no harm leaving it): +#if defined(__AVR_ATtiny85__) && (F_CPU == 16000000) + clock_prescale_set(clock_div_1); +#endif + // END of Trinket-specific code. + + strip.begin(); // INITIALIZE NeoPixel strip object (REQUIRED) + strip.show(); // Turn OFF all pixels ASAP + strip.setBrightness(BRIGHTNESS); +} + +void loop() { + // Fill along the length of the strip in various colors... + colorWipe(strip.Color(255, 0, 0) , 50); // Red + colorWipe(strip.Color( 0, 255, 0) , 50); // Green + colorWipe(strip.Color( 0, 0, 255) , 50); // Blue + colorWipe(strip.Color( 0, 0, 0, 255), 50); // True white (not RGB white) + + whiteOverRainbow(75, 5); + + pulseWhite(5); + + rainbowFade2White(3, 3, 1); +} + +// Fill strip pixels one after another with a color. Strip is NOT cleared +// first; anything there will be covered pixel by pixel. Pass in color +// (as a single 'packed' 32-bit value, which you can get by calling +// strip.Color(red, green, blue) as shown in the loop() function above), +// and a delay time (in milliseconds) between pixels. +void colorWipe(uint32_t color, int wait) { + for(int i=0; i<strip.numPixels(); i++) { // For each pixel in strip... + strip.setPixelColor(i, color); // Set pixel's color (in RAM) + strip.show(); // Update strip to match + delay(wait); // Pause for a moment + } +} + +void whiteOverRainbow(int whiteSpeed, int whiteLength) { + + if(whiteLength >= strip.numPixels()) whiteLength = strip.numPixels() - 1; + + int head = whiteLength - 1; + int tail = 0; + int loops = 3; + int loopNum = 0; + uint32_t lastTime = millis(); + uint32_t firstPixelHue = 0; + + for(;;) { // Repeat forever (or until a 'break' or 'return') + for(int i=0; i<strip.numPixels(); i++) { // For each pixel in strip... + if(((i >= tail) && (i <= head)) || // If between head & tail... + ((tail > head) && ((i >= tail) || (i <= head)))) { + strip.setPixelColor(i, strip.Color(0, 0, 0, 255)); // Set white + } else { // else set rainbow + int pixelHue = firstPixelHue + (i * 65536L / strip.numPixels()); + strip.setPixelColor(i, strip.gamma32(strip.ColorHSV(pixelHue))); + } + } + + strip.show(); // Update strip with new contents + // There's no delay here, it just runs full-tilt until the timer and + // counter combination below runs out. + + firstPixelHue += 40; // Advance just a little along the color wheel + + if((millis() - lastTime) > whiteSpeed) { // Time to update head/tail? + if(++head >= strip.numPixels()) { // Advance head, wrap around + head = 0; + if(++loopNum >= loops) return; + } + if(++tail >= strip.numPixels()) { // Advance tail, wrap around + tail = 0; + } + lastTime = millis(); // Save time of last movement + } + } +} + +void pulseWhite(uint8_t wait) { + for(int j=0; j<256; j++) { // Ramp up from 0 to 255 + // Fill entire strip with white at gamma-corrected brightness level 'j': + strip.fill(strip.Color(0, 0, 0, strip.gamma8(j))); + strip.show(); + delay(wait); + } + + for(int j=255; j>=0; j--) { // Ramp down from 255 to 0 + strip.fill(strip.Color(0, 0, 0, strip.gamma8(j))); + strip.show(); + delay(wait); + } +} + +void rainbowFade2White(int wait, int rainbowLoops, int whiteLoops) { + int fadeVal=0, fadeMax=100; + + // Hue of first pixel runs 'rainbowLoops' complete loops through the color + // wheel. Color wheel has a range of 65536 but it's OK if we roll over, so + // just count from 0 to rainbowLoops*65536, using steps of 256 so we + // advance around the wheel at a decent clip. + for(uint32_t firstPixelHue = 0; firstPixelHue < rainbowLoops*65536; + firstPixelHue += 256) { + + for(int i=0; i<strip.numPixels(); i++) { // For each pixel in strip... + + // Offset pixel hue by an amount to make one full revolution of the + // color wheel (range of 65536) along the length of the strip + // (strip.numPixels() steps): + uint32_t pixelHue = firstPixelHue + (i * 65536L / strip.numPixels()); + + // strip.ColorHSV() can take 1 or 3 arguments: a hue (0 to 65535) or + // optionally add saturation and value (brightness) (each 0 to 255). + // Here we're using just the three-argument variant, though the + // second value (saturation) is a constant 255. + strip.setPixelColor(i, strip.gamma32(strip.ColorHSV(pixelHue, 255, + 255 * fadeVal / fadeMax))); + } + + strip.show(); + delay(wait); + + if(firstPixelHue < 65536) { // First loop, + if(fadeVal < fadeMax) fadeVal++; // fade in + } else if(firstPixelHue >= ((rainbowLoops-1) * 65536)) { // Last loop, + if(fadeVal > 0) fadeVal--; // fade out + } else { + fadeVal = fadeMax; // Interim loop, make sure fade is at max + } + } + + for(int k=0; k<whiteLoops; k++) { + for(int j=0; j<256; j++) { // Ramp up 0 to 255 + // Fill entire strip with white at gamma-corrected brightness level 'j': + strip.fill(strip.Color(0, 0, 0, strip.gamma8(j))); + strip.show(); + } + delay(1000); // Pause 1 second + for(int j=255; j>=0; j--) { // Ramp down 255 to 0 + strip.fill(strip.Color(0, 0, 0, strip.gamma8(j))); + strip.show(); + } + } + + delay(500); // Pause 1/2 second +} |
