eagler8

实验的视频记录（4分25秒）

 

 

https://v.youku.com/v_show/id_XNTg5ODU5OTkyNA==.html?spm=a2hcb.playlsit.page.1

 

 

 

eagler8

实验场景图

 

 

suncat

资料详细，谢谢您的分享

eagler8

suncat 发表于 2022-8-29 12:59 资料详细，谢谢您的分享

谢谢鼓励

eagler8

  【花雕动手做】有趣好玩的音乐可视化系列小项目（18）--LED平面板灯
  项目程序之四：多彩MegunoLink伸缩音乐节拍灯
  模块接线：WS2812B接D6
  MAX4466      UNO
  VCC          5V
  GND         GND
  OUT          A0

 

/*
  【花雕动手做】有趣好玩的音乐可视化系列小项目（18）--LED平面板灯
  项目程序之四：多彩MegunoLink伸缩音乐节拍灯
  模块接线：WS2812B接D6
  MAX4466      UNO
  VCC          5V
  GND         GND
  OUT          A0
*/

#include<FastLED.h>
#include<MegunoLink.h>
#include<Filter.h>

#define N_PIXELS  48
#define MIC_PIN   A0
#define LED_PIN   6
#define NOISE 10
#define TOP   (N_PIXELS+2)
#define LED_TYPE  WS2811
#define BRIGHTNESS  10
#define COLOR_ORDER GRB

CRGB leds[N_PIXELS];
int lvl = 0, minLvl = 0, maxLvl = 10;

ExponentialFilter<long> ADCFilter(5, 0);

void setup() {
  FastLED.addLeds<LED_TYPE, LED_PIN, COLOR_ORDER>(leds, N_PIXELS).setCorrection(TypicalLEDStrip);
  FastLED.setBrightness(BRIGHTNESS);
}

void loop() {
  int n, height;
  n = analogRead(MIC_PIN);
  n = abs(1023 - n);
  n = (n <= NOISE) ? 0 : abs(n - NOISE);
  ADCFilter.Filter(n);
  lvl = ADCFilter.Current();
  //  Serial.print(n);
  //  Serial.print(" ");
  //  Serial.println(lvl);
  height = TOP * (lvl - minLvl) / (long)(maxLvl - minLvl);
  if (height < 0L) height = 0;
  else if (height > TOP) height = TOP;
  for (uint8_t i = 0; i < N_PIXELS; i++) {
    if (i >= height) leds[i] = CRGB(0, 0, 0);
    else leds[i] = Wheel( map( i, 0, N_PIXELS - 1, 30, 150 ) );
  }
  FastLED.show();
}

CRGB Wheel(byte WheelPos) {
  if (WheelPos < 85)
    return CRGB(WheelPos * 3, 255 - WheelPos * 3, 0);
  else if (WheelPos < 170) {
    WheelPos -= 85;
    return CRGB(255 - WheelPos * 3, 0, WheelPos * 3);
  } else {
    WheelPos -= 170;
    return CRGB(0, WheelPos * 3, 255 - WheelPos * 3);
  }
}

 

eagler8

实验的视频记录之一（1分05秒）

 

 

https://v.youku.com/v_show/id_XNTg5OTEyNzU4NA==.html?spm=a2hcb.playlsit.page.3

 

 

 

eagler8

实验的视频记录之二（4分39秒）

 

 

https://v.youku.com/v_show/id_XNTg5NzcxNDAwOA==.html?spm=a2hcb.playlsit.page.1

 

 

 

 

eagler8

实验场景图

 

freebsder

你这个几天一个创意，感觉脑洞跟不上啊。

eagler8

freebsder 发表于 2022-8-31 13:16 你这个几天一个创意，感觉脑洞跟不上啊。

谢谢老师的鼓励，睡觉前要想点子呢.....