#include <Adafruit_NeoPixel.h>
#define BUTTON_PIN 2
#define PIXEL_PIN 0 //セッションベースに仕込んだGRB LED接続ピン
#define PIXEL_COUNT 12 //LEDの数=12個
Adafruit_NeoPixel strip = Adafruit_NeoPixel(PIXEL_COUNT, PIXEL_PIN, NEO_GRB + NEO_KHZ800); //NeoPoxelの諸処理
bool oldState = HIGH; //直前のボタン状態保持
int showType = 0; //ボタン押下回数カウンタ
int x = 0;
void setup() {
pinMode(BUTTON_PIN, INPUT_PULLUP);
strip.begin(); //必須
strip.show(); // Initialize all pixels to 'off'
//↓↓↓起動後の(割とどうでもいい)演出↓↓↓
colorWipe(strip.Color(0, 0, 255), 0);//青
for(int i=0;i<3;i++){
colorWipe(strip.Color(0, 0, 0), 50);//黒(off)でワイプ
delay(500);
colorWipe(strip.Color(32, 64, 0), 50);//赤橙でワイプ
delay(500);
}
colorWipe(strip.Color(0, 0, 0), 50);//黒(off)でワイプ
delay(500);
colorWipe(strip.Color(3, 2, 5), 0);//弱い白でワイプ
}
void loop() {
bool newState = digitalRead(BUTTON_PIN); //ボタン状態の取得
if (newState == LOW && oldState == HIGH) {//ボタン押下によるHighからLowへの変化検知
delay(20); //押して離す僅かな間の時間稼ぎ
newState = digitalRead(BUTTON_PIN); //delayを経てなおLowなら「押された」とみなす
if (newState == LOW) {
showType++; //「押された」ならshowType変数を増やす
}
if (showType == 1){
for(int i =0;i<5;i++){rainbowCycle(0);}
for(int i =0;i<1;i){
rainbow(50);
if(digitalRead(BUTTON_PIN) == LOW){
showType++;i++;
colorWipe(strip.Color(127, 0, 0), 0);//緑でワイプ
colorWipe(strip.Color(1, 1, 1), 50);
continue;
}
}
}
if (showType >= 2){
showType=0; //showType変数が一定値以上なら0にリセット
}
}
// Set the last button state to the old state.
oldState = newState;
}
//LED点灯スイッチ関数================================================================
//switchで制御しているためパターン毎にループがなされない問題あり
void startShow(int i) {
switch(i){
case 0: colorWipe(strip.Color(255, 255, 255), 50); // White
break;
case 1: colorWipe(strip.Color(255, 0, 0), 50); // Green
break;
case 2: colorWipe(strip.Color(0, 255, 0), 50); // Red
break;
case 3: colorWipe(strip.Color(0, 0, 255), 50); // Blue
break;
case 4: theaterChase(strip.Color(127, 127, 127), 50); // White
break;
case 5: theaterChase(strip.Color(127, 0, 0), 50); // Green
break;
case 6: theaterChase(strip.Color( 0, 127, 0), 50); // Red
break;
case 7: theaterChase(strip.Color( 0, 0, 127), 50); // Blue
//rainbow(20);
break;
case 8: colorWipe(strip.Color( 0, 0, 0), 50);
//rainbowCycle(5);
break;
case 9: theaterChaseRainbow(1);
break;
}
}
//LED点灯パターン関数郡==================================================================================
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);
}
}
void rainbowCycle(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 * 256 / strip.numPixels()) + j) & 255));
}
strip.show();
delay(wait);
}
}
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 (int i=0; i < strip.numPixels(); i=i+3) {
strip.setPixelColor(i+q, c); //turn every third pixel on
}
strip.show();
delay(wait);
for (int i=0; i < strip.numPixels(); i=i+3) {
strip.setPixelColor(i+q, 0); //turn every third pixel off
}
}
}
}
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 (int 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 (int i=0; i < strip.numPixels(); i=i+3) {
strip.setPixelColor(i+q, 0); //turn every third pixel off
}
}
}
}
uint32_t Wheel(byte WheelPos) { //rainbow関数で使用
WheelPos = 255 - WheelPos;
if(WheelPos < 85) {
return strip.Color(255 - WheelPos * 3, 0, WheelPos * 3);
} else if(WheelPos < 170) {
WheelPos -= 85;
return strip.Color(0, WheelPos * 3, 255 - WheelPos * 3);
} else {
WheelPos -= 170;
return strip.Color(WheelPos * 3, 255 - WheelPos * 3, 0);
}
}
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