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@@ -1,140 +1,256 @@
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// https://lastminuteengineers.com/rotary-encoder-arduino-tutorial/
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#include <Adafruit_NeoPixel.h>
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#define COLORSTEPS 24
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#define PIN D2
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#define NUMPIXELS 12
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#define LEDPIN D1
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Adafruit_NeoPixel pixels = Adafruit_NeoPixel(NUMPIXELS, LEDPIN, NEO_GRB + NEO_KHZ800);
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// Rotary Encoder Inputs
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#define CLK D5
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#define DT D6
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#define SW D7
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#define CLK2 D2
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#define DT2 D3
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#define SW2 D4
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int currentStateCLK;
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int currentStateCLK2;
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int lastStateCLK;
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int lastStateCLK2;
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String currentDir = "";
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int btnState = 1;
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int btnState2 = 1;
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int lastBtnState = 1;
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int lastBtnState2 = 1;
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bool pressed = false;
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bool isOn = false;
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bool rotated = false;
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//unsigned long lastButtonPress = 0;
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#define HUE_STEP 1200
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#define VAL_STEP 10
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long hue = 0; // 0-65535 https://adafruit.github.io/Adafruit_NeoPixel/html/class_adafruit___neo_pixel.html#a1f16aee5b96e16e62598f826e292b23b
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int saturation = 0; // 0-255
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int value = 0; // 0-255
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Adafruit_NeoPixel pixels = Adafruit_NeoPixel(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);
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int ledstate[NUMPIXELS];
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void setup() {
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Serial.begin(115200);
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delay(150);
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Serial.println("PIXELS");
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pinMode(CLK,INPUT);
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pinMode(DT,INPUT);
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pinMode(SW, INPUT_PULLUP);
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// Read the initial state of CLK
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lastStateCLK = digitalRead(CLK);
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Serial.println("PIXELS");
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pixels.begin(); // initialize NeoPixel library.
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pixels.setBrightness(40);
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for(long firstPixelHue = 0; firstPixelHue < 5*65536; firstPixelHue += 256) {
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pixels.rainbow(firstPixelHue);
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fade(200);
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hue = 4800;
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saturation = 255;
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value = 60;
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pixels.fill(pixels.gamma32(pixels.ColorHSV(hue, saturation, 0)), 0, NUMPIXELS);
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pixels.show();
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}
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void fade(int maxValue) {
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for (int fval = 0; fval <= maxValue; fval++) {
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pixels.fill(pixels.gamma32(pixels.ColorHSV(0, 0, fval)), 0, NUMPIXELS);
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pixels.show();
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delay(10);
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}
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//rainbow();
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for (int fval = maxValue; fval >= 0; fval--) {
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pixels.fill(pixels.gamma32(pixels.ColorHSV(0, 0, fval)), 0, NUMPIXELS);
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pixels.show();
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delay(10);
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}
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pixels.clear();
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pixels.show();
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}
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void rainbow() {
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pixels.setBrightness(10);
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for (int i = 0; i < NUMPIXELS; i++) {
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ledstate[i] = 0;
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}
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int increment = 65536 / COLORSTEPS;
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while (ledstate[NUMPIXELS-1] < 65536) {
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// find first inactive pixel, if any
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int ix = NUMPIXELS-1;
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while (ix > 0 and ledstate[ix-1] == 0) {
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ix--;
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}
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for (int iy = ix; iy >= 0; iy--) {
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ledstate[iy] = ledstate[iy] + increment;
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}
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for (int i = 0; i < NUMPIXELS; i++) {
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if (ledstate[i] < 65536 and i <= ix) {
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pixels.setPixelColor(i, pixels.gamma32(pixels.ColorHSV(ledstate[i])));
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}
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else {
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pixels.setPixelColor(i, 0, 0, 0);
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}
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}
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pixels.show();
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delay(50);
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}
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delay(1000);
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pixels.setPixelColor(1, pixels.Color(1, 1, 1));
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pixels.setPixelColor(2, pixels.Color(31, 31, 31));
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pixels.setPixelColor(3, pixels.Color(63, 63, 63));
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pixels.setPixelColor(4, pixels.Color(95, 95, 95));
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pixels.setPixelColor(5, pixels.Color(127, 127, 127));
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pixels.setPixelColor(6, pixels.Color(159, 159, 159));
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pixels.setPixelColor(7, pixels.Color(191, 191, 191));
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pixels.setPixelColor(8, pixels.Color(223, 223, 223));
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pixels.setPixelColor(9, pixels.Color(255, 255, 255));
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pixels.show();
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delay(3000);
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for (int i = 30; i < 256; i++) {
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for (int j = 0; j < NUMPIXELS; j++) {
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pixels.setPixelColor(j, pixels.Color(i, i, i));
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/*void rainbow(int wait) {
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for(long firstPixelHue = 0; firstPixelHue < 5*65536; firstPixelHue += 256) {
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for(int i=0; i<pixels.numPixels(); i++) {
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int pixelHue = firstPixelHue + (i * 65536L / pixels.numPixels());
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pixels.setPixelColor(i, pixels.gamma32(pixels.ColorHSV(pixelHue)));
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}
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pixels.show();
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delay(5);
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delay(wait);
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}
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delay(3000);
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pixels.fill(pixels.Color(217, 101, 0), 0, NUMPIXELS);
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// for (int i = 0; i < NUMPIXELS; i++) {
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// pixels.setPixelColor(i, pixels.Color(255, 234, 0));
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// }
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pixels.show();
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delay(2000);
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pixels.setBrightness(20);
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pixels.show();
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delay(2000);
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pixels.setBrightness(10);
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pixels.show();
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delay(2000);
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pixels.setBrightness(5);
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pixels.show();
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delay(2000);
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pixels.setBrightness(1);
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pixels.show();
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}
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}*/
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void loop() {
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// pixels.setBrightness(20);
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//
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// pixels.fill(pixels.Color(255,0,0), 0, 0);
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// pixels.show();
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// delay(3000);
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//
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// pixels.fill(pixels.Color(0,255,0), 0, 0);
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// pixels.show();
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// delay(3000);
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//
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// pixels.fill(pixels.Color(0,0,255), 0, 0);
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// pixels.show();
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// delay(3000);
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//
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// pixels.fill(pixels.Color(255,255,0), 0, 0);
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// pixels.show();
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// delay(3000);
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//
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// pixels.fill(pixels.Color(0,255,255), 0, 0);
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// pixels.show();
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// delay(3000);
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//
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// pixels.fill(pixels.Color(255,0,255), 0, 0);
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// pixels.show();
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// delay(3000);
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//
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// pixels.fill(pixels.Color(255,255,255), 0, 0);
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// pixels.show();
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// delay(3000);
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currentStateCLK = digitalRead(CLK);
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currentStateCLK2 = digitalRead(CLK2);
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// If last and current state of CLK are different, then pulse occurred
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if (currentStateCLK != lastStateCLK && currentStateCLK == 1) {
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rotated = true;
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btnState = digitalRead(SW);
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if (digitalRead(DT) != currentStateCLK) {
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currentDir ="CW";
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if (btnState == LOW && isOn) {
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hue += HUE_STEP;
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if (hue > 65535) {
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hue = 65535;
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saturation = 0;
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}
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else {
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saturation = 255;
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}
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}
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else {
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value += VAL_STEP;
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if (value > 255) {
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value = 255;
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}
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}
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} else {
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currentDir ="CCW";
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if (btnState == LOW) {
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hue -= HUE_STEP;
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if (hue < 0) {
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hue = 0;
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saturation = 0;
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}
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else {
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saturation = 255;
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}
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}
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else {
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value -= VAL_STEP;
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if (value < 30) {
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value = 0;
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}
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}
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}
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if (value > 0) {
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isOn = true;
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}
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else {
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isOn = false;
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}
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pixels.fill(pixels.gamma32(pixels.ColorHSV(hue, saturation, value)), 0, NUMPIXELS);
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pixels.show();
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Serial.print("Direction: ");
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Serial.print(currentDir);
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Serial.print(" | Hue: ");
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Serial.print(hue);
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Serial.print(" | Sat: ");
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Serial.print(saturation);
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Serial.print(" | Val: ");
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Serial.println(value);
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}
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else if (currentStateCLK2 != lastStateCLK2 && currentStateCLK2 == 1) {
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rotated = true;
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btnState2 = digitalRead(SW2);
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if (digitalRead(DT2) != currentStateCLK2) {
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currentDir ="CW";
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if (btnState2 == LOW && isOn) {
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hue += HUE_STEP;
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if (hue > 65535) {
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hue = 65535;
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saturation = 0;
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}
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else {
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saturation = 255;
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}
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}
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else {
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value += VAL_STEP;
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if (value > 255) {
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value = 255;
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}
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}
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} else {
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currentDir ="CCW";
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if (btnState2 == LOW) {
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hue -= HUE_STEP;
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if (hue < 0) {
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hue = 0;
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saturation = 0;
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}
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else {
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saturation = 255;
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}
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}
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else {
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value -= VAL_STEP;
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if (value < 30) {
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value = 0;
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}
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}
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}
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if (value > 0) {
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isOn = true;
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}
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else {
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isOn = false;
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}
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pixels.fill(pixels.gamma32(pixels.ColorHSV(hue, saturation, value)), 0, NUMPIXELS);
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pixels.show();
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Serial.print("Direction 2: ");
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Serial.print(currentDir);
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Serial.print(" | Button State: ");
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Serial.print(btnState2);
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Serial.print(" | Hue: ");
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Serial.print(hue);
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Serial.print(" | Sat: ");
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Serial.print(saturation);
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Serial.print(" | Val: ");
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Serial.println(value);
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}
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else {
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btnState = digitalRead(SW);
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btnState2 = digitalRead(SW2);
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if (btnState == 0 || btnState2 == 0) {
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pressed = true;
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}
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else {
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if (rotated) {
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rotated = false;
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pressed = false;
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}
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else if (pressed) {
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if (isOn) {
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pixels.fill(pixels.gamma32(pixels.ColorHSV(hue, saturation, 0)), 0, NUMPIXELS);
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pixels.show();
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isOn = false;
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Serial.println("off");
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}
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else {
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pixels.fill(pixels.gamma32(pixels.ColorHSV(hue, saturation, value)), 0, NUMPIXELS);
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pixels.show();
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isOn = true;
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Serial.println("on");
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}
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pressed = false;
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}
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}
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}
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lastStateCLK = currentStateCLK;
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lastStateCLK2 = currentStateCLK2;
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// Put in a slight delay to help debounce the reading
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delay(1);
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}
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