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发表于 2021-10-8 16:13:52
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【花雕动手做】有趣好玩的音乐可视化系列小项目(04)---WS2812条灯
项目之三:12位环形音乐反应灯
实验开源代码
- /*
- 【花雕动手做】有趣好玩的音乐可视化系列小项目(04)---WS2812条灯
- 项目之三:12位环形音乐反应灯
- */
- #define FASTLED_INTERRUPT_RETRY_COUNT 0
- //#define FASTLED_ESP8266_RAW_PIN_ORDER
- #include <FastLED.h>
- #define NUM_LEDS 12
- CRGB leds[NUM_LEDS];
- const int ledPin = 6;
- int sensorPin = 7;
- boolean val = 0;
- void setup() {
- pinMode(ledPin, OUTPUT);
- pinMode(sensorPin, INPUT);
- Serial.begin (9600);
- FastLED.addLeds<WS2812B, ledPin, RGB>(leds, NUM_LEDS);
- }
- void loop () {
- val = digitalRead(sensorPin);
- Serial.println (val);
- if (val == HIGH) {
- leds[0] = CRGB(180, 0, 0);
- FastLED.show();
- delay(3);
- leds[1] = CRGB(0, 180, 0);
- FastLED.show();
- delay(3);
- leds[2] = CRGB(0, 0, 240);
- FastLED.show();
- delay(3);
- leds[3] = CRGB(150, 0, 240);
- FastLED.show();
- delay(5);
- leds[4] = CRGB(180, 200, 20);
- FastLED.show();
- delay(5);
- leds[5] = CRGB(85, 60, 180);
- FastLED.show();
- delay(10);
- leds[6] = CRGB(50, 220, 20);
- FastLED.show();
- delay(5);
- FastLED.show();
- leds[7] = CRGB(0, 0, 250);
- FastLED.show();
- delay(5);
- FastLED.show();
- leds[8] = CRGB(240, 0, 0);
- FastLED.show();
- delay(10);
- leds[9] = CRGB(0, 250, 0);
- FastLED.show();
- delay(10);
- leds[10] = CRGB(0, 0, 255);
- FastLED.show();
- delay(10);
- leds[11] = CRGB(220, 200, 20);
- FastLED.show();
- delay(10);
- }
- else {
- leds[12] = CRGB(150, 0, 255);
- FastLED.show();
- }
- FastLED.clear();
- }
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