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tilman
2026-06-08 22:02:57 +00:00
parent 45b5cc884a
commit c363e9a451
1 changed files with 234 additions and 118 deletions
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nightlight/nightlight.ino
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// https://lastminuteengineers.com/rotary-encoder-arduino-tutorial/
#include <Adafruit_NeoPixel.h> #include <Adafruit_NeoPixel.h>
#define COLORSTEPS 24
#define PIN D2
#define NUMPIXELS 12 #define NUMPIXELS 12
#define LEDPIN D1
Adafruit_NeoPixel pixels = Adafruit_NeoPixel(NUMPIXELS, LEDPIN, NEO_GRB + NEO_KHZ800);
// Rotary Encoder Inputs
#define CLK D5
#define DT D6
#define SW D7
#define CLK2 D2
#define DT2 D3
#define SW2 D4
int currentStateCLK;
int currentStateCLK2;
int lastStateCLK;
int lastStateCLK2;
String currentDir = "";
int btnState = 1;
int btnState2 = 1;
int lastBtnState = 1;
int lastBtnState2 = 1;
bool pressed = false;
bool isOn = false;
bool rotated = false;
//unsigned long lastButtonPress = 0;
#define HUE_STEP 1200
#define VAL_STEP 10
long hue = 0; // 0-65535 https://adafruit.github.io/Adafruit_NeoPixel/html/class_adafruit___neo_pixel.html#a1f16aee5b96e16e62598f826e292b23b
int saturation = 0; // 0-255
int value = 0; // 0-255
Adafruit_NeoPixel pixels = Adafruit_NeoPixel(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);
int ledstate[NUMPIXELS];
void setup() { void setup() {
Serial.begin(115200); Serial.begin(115200);
delay(150);
Serial.println("PIXELS");
pinMode(CLK,INPUT);
pinMode(DT,INPUT);
pinMode(SW, INPUT_PULLUP);
// Read the initial state of CLK
lastStateCLK = digitalRead(CLK);
Serial.println("PIXELS");
pixels.begin(); // initialize NeoPixel library. pixels.begin(); // initialize NeoPixel library.
pixels.setBrightness(40); fade(200);
for(long firstPixelHue = 0; firstPixelHue < 5*65536; firstPixelHue += 256) {
pixels.rainbow(firstPixelHue); hue = 4800;
saturation = 255;
value = 60;
pixels.fill(pixels.gamma32(pixels.ColorHSV(hue, saturation, 0)), 0, NUMPIXELS);
pixels.show();
}
void fade(int maxValue) {
for (int fval = 0; fval <= maxValue; fval++) {
pixels.fill(pixels.gamma32(pixels.ColorHSV(0, 0, fval)), 0, NUMPIXELS);
pixels.show(); pixels.show();
delay(10); delay(10);
} }
for (int fval = maxValue; fval >= 0; fval--) {
//rainbow(); pixels.fill(pixels.gamma32(pixels.ColorHSV(0, 0, fval)), 0, NUMPIXELS);
}
void rainbow() {
pixels.setBrightness(10);
for (int i = 0; i < NUMPIXELS; i++) {
ledstate[i] = 0;
}
int increment = 65536 / COLORSTEPS;
while (ledstate[NUMPIXELS-1] < 65536) {
// find first inactive pixel, if any
int ix = NUMPIXELS-1;
while (ix > 0 and ledstate[ix-1] == 0) {
ix--;
}
for (int iy = ix; iy >= 0; iy--) {
ledstate[iy] = ledstate[iy] + increment;
}
for (int i = 0; i < NUMPIXELS; i++) {
if (ledstate[i] < 65536 and i <= ix) {
pixels.setPixelColor(i, pixels.gamma32(pixels.ColorHSV(ledstate[i])));
}
else {
pixels.setPixelColor(i, 0, 0, 0);
}
}
pixels.show(); pixels.show();
delay(10);
delay(50);
} }
pixels.clear();
delay(1000);
pixels.setPixelColor(1, pixels.Color(1, 1, 1));
pixels.setPixelColor(2, pixels.Color(31, 31, 31));
pixels.setPixelColor(3, pixels.Color(63, 63, 63));
pixels.setPixelColor(4, pixels.Color(95, 95, 95));
pixels.setPixelColor(5, pixels.Color(127, 127, 127));
pixels.setPixelColor(6, pixels.Color(159, 159, 159));
pixels.setPixelColor(7, pixels.Color(191, 191, 191));
pixels.setPixelColor(8, pixels.Color(223, 223, 223));
pixels.setPixelColor(9, pixels.Color(255, 255, 255));
pixels.show();
delay(3000);
for (int i = 30; i < 256; i++) {
for (int j = 0; j < NUMPIXELS; j++) {
pixels.setPixelColor(j, pixels.Color(i, i, i));
}
pixels.show();
delay(5);
}
delay(3000);
pixels.fill(pixels.Color(217, 101, 0), 0, NUMPIXELS);
// for (int i = 0; i < NUMPIXELS; i++) {
// pixels.setPixelColor(i, pixels.Color(255, 234, 0));
// }
pixels.show();
delay(2000);
pixels.setBrightness(20);
pixels.show();
delay(2000);
pixels.setBrightness(10);
pixels.show();
delay(2000);
pixels.setBrightness(5);
pixels.show();
delay(2000);
pixels.setBrightness(1);
pixels.show(); pixels.show();
} }
/*void rainbow(int wait) {
for(long firstPixelHue = 0; firstPixelHue < 5*65536; firstPixelHue += 256) {
for(int i=0; i<pixels.numPixels(); i++) {
int pixelHue = firstPixelHue + (i * 65536L / pixels.numPixels());
pixels.setPixelColor(i, pixels.gamma32(pixels.ColorHSV(pixelHue)));
}
pixels.show();
delay(wait);
}
}*/
void loop() { void loop() {
// pixels.setBrightness(20); currentStateCLK = digitalRead(CLK);
// currentStateCLK2 = digitalRead(CLK2);
// pixels.fill(pixels.Color(255,0,0), 0, 0);
// pixels.show(); // If last and current state of CLK are different, then pulse occurred
// delay(3000); if (currentStateCLK != lastStateCLK && currentStateCLK == 1) {
// rotated = true;
// pixels.fill(pixels.Color(0,255,0), 0, 0); btnState = digitalRead(SW);
// pixels.show();
// delay(3000); if (digitalRead(DT) != currentStateCLK) {
// currentDir ="CW";
// pixels.fill(pixels.Color(0,0,255), 0, 0); if (btnState == LOW && isOn) {
// pixels.show(); hue += HUE_STEP;
// delay(3000); if (hue > 65535) {
// hue = 65535;
// pixels.fill(pixels.Color(255,255,0), 0, 0); saturation = 0;
// pixels.show(); }
// delay(3000); else {
// saturation = 255;
// pixels.fill(pixels.Color(0,255,255), 0, 0); }
// pixels.show(); }
// delay(3000); else {
// value += VAL_STEP;
// pixels.fill(pixels.Color(255,0,255), 0, 0); if (value > 255) {
// pixels.show(); value = 255;
// delay(3000); }
// }
// pixels.fill(pixels.Color(255,255,255), 0, 0); } else {
// pixels.show(); currentDir ="CCW";
// delay(3000); if (btnState == LOW) {
hue -= HUE_STEP;
if (hue < 0) {
hue = 0;
saturation = 0;
}
else {
saturation = 255;
}
}
else {
value -= VAL_STEP;
if (value < 30) {
value = 0;
}
}
}
if (value > 0) {
isOn = true;
}
else {
isOn = false;
}
pixels.fill(pixels.gamma32(pixels.ColorHSV(hue, saturation, value)), 0, NUMPIXELS);
pixels.show();
Serial.print("Direction: ");
Serial.print(currentDir);
Serial.print(" | Hue: ");
Serial.print(hue);
Serial.print(" | Sat: ");
Serial.print(saturation);
Serial.print(" | Val: ");
Serial.println(value);
}
else if (currentStateCLK2 != lastStateCLK2 && currentStateCLK2 == 1) {
rotated = true;
btnState2 = digitalRead(SW2);
if (digitalRead(DT2) != currentStateCLK2) {
currentDir ="CW";
if (btnState2 == LOW && isOn) {
hue += HUE_STEP;
if (hue > 65535) {
hue = 65535;
saturation = 0;
}
else {
saturation = 255;
}
}
else {
value += VAL_STEP;
if (value > 255) {
value = 255;
}
}
} else {
currentDir ="CCW";
if (btnState2 == LOW) {
hue -= HUE_STEP;
if (hue < 0) {
hue = 0;
saturation = 0;
}
else {
saturation = 255;
}
}
else {
value -= VAL_STEP;
if (value < 30) {
value = 0;
}
}
}
if (value > 0) {
isOn = true;
}
else {
isOn = false;
}
pixels.fill(pixels.gamma32(pixels.ColorHSV(hue, saturation, value)), 0, NUMPIXELS);
pixels.show();
Serial.print("Direction 2: ");
Serial.print(currentDir);
Serial.print(" | Button State: ");
Serial.print(btnState2);
Serial.print(" | Hue: ");
Serial.print(hue);
Serial.print(" | Sat: ");
Serial.print(saturation);
Serial.print(" | Val: ");
Serial.println(value);
}
else {
btnState = digitalRead(SW);
btnState2 = digitalRead(SW2);
if (btnState == 0 || btnState2 == 0) {
pressed = true;
}
else {
if (rotated) {
rotated = false;
pressed = false;
}
else if (pressed) {
if (isOn) {
pixels.fill(pixels.gamma32(pixels.ColorHSV(hue, saturation, 0)), 0, NUMPIXELS);
pixels.show();
isOn = false;
Serial.println("off");
}
else {
pixels.fill(pixels.gamma32(pixels.ColorHSV(hue, saturation, value)), 0, NUMPIXELS);
pixels.show();
isOn = true;
Serial.println("on");
}
pressed = false;
}
}
}
lastStateCLK = currentStateCLK;
lastStateCLK2 = currentStateCLK2;
// Put in a slight delay to help debounce the reading
delay(1);
} }