【花雕动手做】看见声音，基于Arduino系列音乐可视器（22） DF创客社区

驴友花雕 发表于 2022-9-3 18:39:22

多次失败，差点就放弃了，多方折腾后来勉强点亮......

驴友花雕 发表于 2022-9-3 18:55:49

【花雕动手做】有趣好玩的音乐可视化系列小项目（22）--LED无限魔方
项目程序之二：NeoPixel Ring 绿色柱灯

/*
【花雕动手做】有趣好玩的音乐可视化系列小项目（22）--LED无限魔方
项目程序之二：NeoPixel Ring 绿色柱灯
*/

#include <Adafruit_NeoPixel.h>
#ifdef __AVR__
#include <avr/power.h> // Required for 16 MHz Adafruit Trinket
#endif

// Which pin on the Arduino is connected to the NeoPixels?
#define PIN 6 // On Trinket or Gemma, suggest changing this to 1

// How many NeoPixels are attached to the Arduino?
#define NUMPIXELS 60 // Popular NeoPixel ring size

// When setting up the NeoPixel library, we tell it how many pixels,
// and which pin to use to send signals. Note that for older NeoPixel
// strips you might need to change the third parameter -- see the
// strandtest example for more information on possible values.
Adafruit_NeoPixel pixels(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);

#define DELAYVAL 500 // Time (in milliseconds) to pause between pixels

void setup() {
// These lines are specifically to support the Adafruit Trinket 5V 16 MHz.
// Any other board, you can remove this part (but no harm leaving it):
#if defined(__AVR_ATtiny85__) && (F_CPU == 16000000)
clock_prescale_set(clock_div_1);
#endif
// END of Trinket-specific code.
pixels.begin(); // INITIALIZE NeoPixel strip object (REQUIRED)
}

void loop() {
pixels.clear(); // Set all pixel colors to 'off'

// The first NeoPixel in a strand is #0, second is 1, all the way up
// to the count of pixels minus one.
for (int i = 0; i < NUMPIXELS; i++) { // For each pixel...

// pixels.Color() takes RGB values, from 0,0,0 up to 255,255,255
// Here we're using a moderately bright green color:
pixels.setPixelColor(i, pixels.Color(0, 250, 0));

pixels.show(); // Send the updated pixel colors to the hardware.

delay(100); // Pause before next pass through loop
}
}

驴友花雕 发表于 2022-9-3 19:15:19

本帖最后由驴友花雕于 2022-9-3 19:29 编辑

实验的视频记录（1分02秒）

https://v.youku.com/v_show/id_XNTkwMDM4ODA0NA==.html?spm=a2hcb.playlsit.page.1

https://v.youku.com/v_show/id_XNTkwMDM4ODA0NA==.html?spm=a2hcb.playlsit.page.1

驴友花雕 发表于 2022-9-3 19:25:31

实验场景图动态图

驴友花雕 发表于 2022-9-3 19:35:12

【花雕动手做】有趣好玩的音乐可视化系列小项目（22）--LED无限魔方
项目程序之三：NeoPixel 测试程序

/*
【花雕动手做】有趣好玩的音乐可视化系列小项目（22）--LED无限魔方
项目程序之三：NeoPixel 测试程序
*/

#include <Adafruit_NeoPixel.h>
#ifdef __AVR__
#include <avr/power.h> // Required for 16 MHz Adafruit Trinket
#endif

// Which pin on the Arduino is connected to the NeoPixels?
// On a Trinket or Gemma we suggest changing this to 1:
#define LED_PIN 6

// How many NeoPixels are attached to the Arduino?
#define LED_COUNT 60

// Declare our NeoPixel strip object:
Adafruit_NeoPixel strip(LED_COUNT, LED_PIN, NEO_GRB + NEO_KHZ800);
// Argument 1 = Number of pixels in NeoPixel strip
// Argument 2 = Arduino pin number (most are valid)
// Argument 3 = Pixel type flags, add together as needed:
// NEO_KHZ800800 KHz bitstream (most NeoPixel products w/WS2812 LEDs)
// NEO_KHZ400400 KHz (classic 'v1' (not v2) FLORA pixels, WS2811 drivers)
// NEO_GRB Pixels are wired for GRB bitstream (most NeoPixel products)
// NEO_RGB Pixels are wired for RGB bitstream (v1 FLORA pixels, not v2)
// NEO_RGBW Pixels are wired for RGBW bitstream (NeoPixel RGBW products)

// setup() function -- runs once at startup --------------------------------

void setup() {
// These lines are specifically to support the Adafruit Trinket 5V 16 MHz.
// Any other board, you can remove this part (but no harm leaving it):
#if defined(__AVR_ATtiny85__) && (F_CPU == 16000000)
clock_prescale_set(clock_div_1);
#endif
// END of Trinket-specific code.

strip.begin();       // INITIALIZE NeoPixel strip object (REQUIRED)
strip.show();          // Turn OFF all pixels ASAP
strip.setBrightness(50); // Set BRIGHTNESS to about 1/5 (max = 255)
}

// loop() function -- runs repeatedly as long as board is on ---------------

void loop() {
// Fill along the length of the strip in various colors...
colorWipe(strip.Color(255, 0, 0), 50); // Red
colorWipe(strip.Color(0, 255, 0), 50); // Green
colorWipe(strip.Color(0, 0, 255), 50); // Blue

// Do a theater marquee effect in various colors...
theaterChase(strip.Color(127, 127, 127), 50); // White, half brightness
theaterChase(strip.Color(127, 0, 0), 50); // Red, half brightness
theaterChase(strip.Color(0, 0, 127), 50); // Blue, half brightness

rainbow(10);          // Flowing rainbow cycle along the whole strip
theaterChaseRainbow(50); // Rainbow-enhanced theaterChase variant
}

// Some functions of our own for creating animated effects -----------------

// Fill strip pixels one after another with a color. Strip is NOT cleared
// first; anything there will be covered pixel by pixel. Pass in color
// (as a single 'packed' 32-bit value, which you can get by calling
// strip.Color(red, green, blue) as shown in the loop() function above),
// and a delay time (in milliseconds) between pixels.
void colorWipe(uint32_t color, int wait) {
for (int i = 0; i < strip.numPixels(); i++) { // For each pixel in strip...
strip.setPixelColor(i, color);       //Set pixel's color (in RAM)
strip.show();                      //Update strip to match
delay(wait);                         //Pause for a moment
}
}

// Theater-marquee-style chasing lights. Pass in a color (32-bit value,
// a la strip.Color(r,g,b) as mentioned above), and a delay time (in ms)
// between frames.
void theaterChase(uint32_t color, int wait) {
for (int a = 0; a < 10; a++) { // Repeat 10 times...
for (int b = 0; b < 3; b++) { //'b' counts from 0 to 2...
   strip.clear();       // Set all pixels in RAM to 0 (off)
   // 'c' counts up from 'b' to end of strip in steps of 3...
   for (int c = b; c < strip.numPixels(); c += 3) {
   strip.setPixelColor(c, color); // Set pixel 'c' to value 'color'
   }
   strip.show(); // Update strip with new contents
   delay(wait);// Pause for a moment
}
}
}

// Rainbow cycle along whole strip. Pass delay time (in ms) between frames.
void rainbow(int wait) {
// Hue of first pixel runs 5 complete loops through the color wheel.
// Color wheel has a range of 65536 but it's OK if we roll over, so
// just count from 0 to 5*65536. Adding 256 to firstPixelHue each time
// means we'll make 5*65536/256 = 1280 passes through this outer loop:
for (long firstPixelHue = 0; firstPixelHue < 5 * 65536; firstPixelHue += 256) {
for (int i = 0; i < strip.numPixels(); i++) { // For each pixel in strip...
   // Offset pixel hue by an amount to make one full revolution of the
   // color wheel (range of 65536) along the length of the strip
   // (strip.numPixels() steps):
   int pixelHue = firstPixelHue + (i * 65536L / strip.numPixels());
   // strip.ColorHSV() can take 1 or 3 arguments: a hue (0 to 65535) or
   // optionally add saturation and value (brightness) (each 0 to 255).
   // Here we're using just the single-argument hue variant. The result
   // is passed through strip.gamma32() to provide 'truer' colors
   // before assigning to each pixel:
   strip.setPixelColor(i, strip.gamma32(strip.ColorHSV(pixelHue)));
}
strip.show(); // Update strip with new contents
delay(wait);// Pause for a moment
}
}

// Rainbow-enhanced theater marquee. Pass delay time (in ms) between frames.
void theaterChaseRainbow(int wait) {
int firstPixelHue = 0; // First pixel starts at red (hue 0)
for (int a = 0; a < 30; a++) { // Repeat 30 times...
for (int b = 0; b < 3; b++) { //'b' counts from 0 to 2...
   strip.clear();       // Set all pixels in RAM to 0 (off)
   // 'c' counts up from 'b' to end of strip in increments of 3...
   for (int c = b; c < strip.numPixels(); c += 3) {
   // hue of pixel 'c' is offset by an amount to make one full
   // revolution of the color wheel (range 65536) along the length
   // of the strip (strip.numPixels() steps):
   int    hue = firstPixelHue + c * 65536L / strip.numPixels();
   uint32_t color = strip.gamma32(strip.ColorHSV(hue)); // hue -> RGB
   strip.setPixelColor(c, color); // Set pixel 'c' to value 'color'
   }
   strip.show();             // Update strip with new contents
   delay(wait);             // Pause for a moment
   firstPixelHue += 65536 / 90; // One cycle of color wheel over 90 frames
}
}
}

驴友花雕 发表于 2022-9-4 19:01:58

实验场景图动态图

驴友花雕 发表于 2022-9-4 19:22:48

实验的视频记录（1分29秒）

https://v.youku.com/v_show/id_XNTkwMDY1MjQ3Ng==.html?spm=a2hcb.playlsit.page.1

https://v.youku.com/v_show/id_XNTkwMDY1MjQ3Ng==.html?spm=a2hcb.playlsit.page.1

驴友花雕 发表于 2022-9-5 06:28:56

【花雕动手做】有趣好玩的音乐可视化系列小项目（22）--LED无限魔方
项目程序之四：音乐反应LED无限魔方
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（22）--LED无限魔方
项目程序之四：音乐反应LED无限魔方
模块接线：WS2812B接D6
MAX4466    UNO
VCC       5V
GND       GND
OUT       A0
*/

#include<FastLED.h>
#define LED_PIN 6
#define NUM_LEDS 60

CRGB leds;
uint8_t hue = 0;
int soundsensor = A0;

void setup() {
delay(2000);
FastLED.addLeds<WS2812B, LED_PIN, GRB>(leds, NUM_LEDS);
FastLED.setBrightness(155);
pinMode(soundsensor, INPUT);
}

void loop() {
int sensval = digitalRead(soundsensor);

if (sensval == 1) {
leds = CRGB :: Red;
fill_solid(leds, NUM_LEDS, CRGB :: Blue);
rainbow_moving();
FastLED.show();
delay(10);
}
else {
leds = CRGB :: Black;
fill_solid(leds, NUM_LEDS, CRGB :: Black);
FastLED.show();
delay(10);
}
}

void rainbow_moving() {
for (int i = 0; i < NUM_LEDS; i++) {
leds = CHSV(hue + (i * 10), 255, 255);
}
EVERY_N_MILLISECONDS(10) {
hue++;
}
}

驴友花雕 发表于 2022-9-5 06:59:12

实验场景图动态图

驴友花雕 发表于 2022-9-5 07:06:28

实验的视频记录（2分51秒）

https://v.youku.com/v_show/id_XNTkwMDc0ODcxMg==.html?spm=a2hcb.playlsit.page.1

https://v.youku.com/v_show/id_XNTkwMDc0ODcxMg==.html?spm=a2hcb.playlsit.page.1

驴友花雕 发表于 2022-9-5 11:25:01

【花雕动手做】有趣好玩的音乐可视化系列小项目（22）--LED无限魔方
项目程序之五：多彩MegunoLink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（22）--LED无限魔方
项目程序之五：多彩MegunoLink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_PIXELS60
#define MIC_PIN A0
#define LED_PIN 6
#define NOISE 10
#define TOP (N_PIXELS+2)
#define LED_TYPEWS2811
#define BRIGHTNESS10
#define COLOR_ORDER GRB

CRGB leds;
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 = CRGB(0, 0, 0);
else leds = 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);
}
}

驴友花雕 发表于 2022-9-5 16:21:30

实验的视频记录（4分50秒）

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

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

驴友花雕 发表于 2022-9-5 16:27:55

实验场景图

驴友花雕 发表于 2022-9-18 13:08:19

实验的视频记录

https://v.youku.com/v_show/id_XNTkwMDgzNDc1Ng==.html?spm=a2hcb.playlsit.page.1

https://v.youku.com/v_show/id_XNTkwMDgzNDc1Ng==.html?spm=a2hcb.playlsit.page.1

驴友花雕 发表于 2022-9-18 17:45:47

参考LED序列

驴友花雕 发表于 2022-9-18 17:53:30

【花雕动手做】有趣好玩的音乐可视化系列小项目（22）--LED无限魔方
项目程序之六：一个用 FastLED 编程的LED无限魔方体

/*
【花雕动手做】有趣好玩的音乐可视化系列小项目（22）--LED无限魔方
项目程序之六：一个用 FastLED 编程的LED无限魔方体
*/

#include <FastLED.h>

#define LED_PIN             6
#define LEDS_PER_SEGMENT    5
#define SEGMENTS          12
#define BRIGHTNESS          200
#define NUM_LEDS          LEDS_PER_SEGMENT * SEGMENTS
#define NUM_LEDS_WITH_SAFETYNUM_LEDS + 1

CRGB source1;
CRGB source2;
CRGB output;

uint8_t blendAmount = 0;
uint8_t patternCounter = 0;
uint8_t source1Pattern = 0;
uint8_t source2Pattern = 1;
bool useSource1 = false;

void setup() {
FastLED.addLeds<WS2812B, LED_PIN, GRB>(output, NUM_LEDS_WITH_SAFETY);
FastLED.setBrightness(BRIGHTNESS);
Serial.begin(57600);
}

void loop() {
EVERY_N_MILLISECONDS(10) {
blend(source1, source2, output, NUM_LEDS, blendAmount); //在两个源之间混合

if (useSource1) {
   if (blendAmount < 255) blendAmount++;                //混合“向上”到源 2
} else {
   if (blendAmount > 0) blendAmount--;                   //将“向下”混合到源 1
}
}

EVERY_N_SECONDS(8) {
nextPattern();
}

runPattern(source1Pattern, source1);                //同时运行两种模式
runPattern(source2Pattern, source2);

FastLED.show();
}

void nextPattern() {
patternCounter = (patternCounter + 1) % 5;

if (useSource1) source1Pattern = patternCounter;
else source2Pattern = patternCounter;

useSource1 = !useSource1;
}

void runPattern(uint8_t pattern, CRGB *LEDarray) {
switch (pattern) {
case 0:
   rainbowComet(LEDarray);//彩虹彗星
   break;
case 1:
   prettyNoise(LEDarray);//漂亮噪声
   break;
case 2:
   randomStar(LEDarray);//随机星
   break;
case 3:
   fillRainbow(LEDarray);//填充彩虹
   break;
case 4:
   pixels(LEDarray);// 像素
   break;
}
}

uint8_t xyz(uint8_t x, uint8_t y, uint8_t z) {

/*边缘的坐标从 0 到 5。每条边缘只有 5 个“真实”像素，
* 所以只有 1 - 5 个 LED。缺少顶点（角）。
* 如果请求这些顶点之一，则返回一个不显示的安全像素。
* 我们对立方体内部的坐标也做同样的事情，即不在边缘上。
*/

uint8_t lps = LEDS_PER_SEGMENT;
uint8_t safePx = NUM_LEDS;

if ((x == 0 || x == lps + 1) && (y == 0 || y == lps + 1) && (z == 0 || z == lps + 1)) return safePx;

// z 方向边缘
if (x == 0    && y == 0)    return (8 * lps)- z;    // Seg 7
if (x == 0    && y == lps + 1)return (12 * lps) - z;    // Seg 11
if (x == lps + 1&& y == 0)    return (3 * lps)+ z - 1;// Seg 3
if (x == lps + 1&& y == lps + 1)return (9 * lps)+ z - 1;// Seg 9

// y 方向边
if (x == 0    && z == 0)    return y - 1;             // Seg 0
if (x == 0    && z == lps + 1)return (7 * lps)- y;    // Seg 6
if (x == lps + 1&& z == 0)    return (3 * lps)- y;    // Seg 2
if (x == lps + 1&& z == lps + 1)return (4 * lps)+ y - 1;// Seg 4

// x 方向边
if (y == 0    && z == 0)    return (8 * lps)+ x - 1;// Seg 8
if (y == 0    && z == lps + 1)return (11 * lps) - x;    // Seg 10
if (y == lps + 1&& z == 0)    return lps    + x - 1;// Seg 1
if (y == lps + 1&& z == lps + 1)return (6 * lps)- x;    // Seg 5

//如果以上都不是，我们的坐标无效
return safePx;
}

//------------ Patterns below ------------//

void pixels(CRGB *LEDarray) {
static uint8_t pos = 0;
static uint8_t a = 0;
static uint8_t b = 0;

//填充所有像素并将它们混合在一起
for (int c = 0; c <= LEDS_PER_SEGMENT + 1; c++) {
LEDarray = blend(LEDarray, CRGB::Orange, 128);
LEDarray = blend(LEDarray, CRGB::Magenta, 128);
LEDarray = blend(LEDarray, CRGB::Blue, 128);
}

EVERY_N_MILLISECONDS(33) {
//围绕正方形移动的坐标
if(pos < 15) a++;
else if (pos <= (LEDS_PER_SEGMENT * 2) + 1) b++;
else if (pos <= (LEDS_PER_SEGMENT * 3) + 2) a--;
else b--;

//再次开始我们到达正方形的尽头
pos = (pos + 1) % ((LEDS_PER_SEGMENT + 1) * 4);
}

fadeToBlackBy(LEDarray, NUM_LEDS, 10);

}

void fillRainbow(CRGB *LEDarray) {
static uint8_t pos = 0;

uint8_t noise = inoise8(millis()/5);
fill_rainbow(LEDarray, LEDS_PER_SEGMENT, noise, 10);

//复制到其他段
for (int i = 0; i < SEGMENTS; i++) {
memmove8(&LEDarray, &LEDarray, LEDS_PER_SEGMENT * sizeof(CRGB));
}

//垂直柱子上下移动的白点
LEDarray = CRGB::White;
LEDarray = CRGB::White;
LEDarray = CRGB::White;
LEDarray = CRGB::White;

EVERY_N_MILLISECONDS(20) {
pos = (pos + 1) % LEDS_PER_SEGMENT;
}
}

void rainbowComet(CRGB *LEDarray) {
static uint8_t easeOutVal = 0;
static uint8_t easeInVal= 0;

//使图案出现在两个段上
uint8_t ledsPerSegment = LEDS_PER_SEGMENT * 2;
uint8_t segments = SEGMENTS / 2;

easeOutVal = ease8InOutQuad(easeInVal);
easeInVal++;

uint8_t pos = lerp8by8(0, ledsPerSegment, easeOutVal);
uint8_t hue =map(pos, 0, ledsPerSegment, 0, 230);

LEDarray = CHSV(hue, 255, 255);
fadeToBlackBy(LEDarray, ledsPerSegment, 20);

//复制到其他段
for (int i = 0; i < segments; i++) {
memmove8(&LEDarray, &LEDarray, ledsPerSegment * sizeof(CRGB));
}
}

void randomStar(CRGB *LEDarray) {
EVERY_N_MILLISECONDS(75) {
LEDarray = CRGB::LightGrey;
}

for (int i = 0; i < NUM_LEDS; i++) {

// 亮度
uint8_t bNoise = inoise8(i * 100, millis());
bNoise = constrain(bNoise, 50, 200);
bNoise = map(bNoise, 50, 200, 20, 80);

// 色调
uint8_t hNoise = inoise8(i * 20, millis() / 5);
hNoise = constrain(hNoise, 50, 200);
hNoise = map(hNoise, 50, 200, 160, 192);

if (LEDarray.g == 0) {
   LEDarray = CHSV(hNoise, 255, bNoise);
}
}

fadeToBlackBy(LEDarray, NUM_LEDS, 5);//淡入黑色（LED 阵列，NUM LEDS，5 个）
}

void prettyNoise(CRGB *LEDarray) {
fill_noise16 (LEDarray, NUM_LEDS, 1, 0, 100, 1, 1, 50, millis() / 3, 5);
}

驴友花雕 发表于 2022-9-18 19:24:36

实验的视频记录（4分37秒）

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

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

驴友花雕 发表于 2022-9-18 19:26:17

实验场景图

驴友花雕 发表于 2022-10-1 19:32:58

实验的视频记录
优酷：https://v.youku.com/v_show/id_XNTkwNjYzMjIyOA==.html?spm=a2hcb.playlsit.page.1
B站：https://www.bilibili.com/video/BV1hN4y1P7U4/?vd_source=98c6b1fc23b2787403d97f8d3cc0b7e5

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

驴友花雕 发表于 2022-10-1 19:35:08

实验场景图

驴友花雕 发表于 2022-10-5 10:14:33

【花雕动手做】看见声音，基于Arduino系列音乐可视器（1）---LED节奏灯
https://mc.dfrobot.com.cn/thread-311167-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（2）---OLED频谱灯
https://mc.dfrobot.com.cn/thread-311174-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（3）---RGB律动灯
https://mc.dfrobot.com.cn/thread-311183-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（4）---WS2812条灯
https://mc.dfrobot.com.cn/thread-311190-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（5）---WS2812柱跳灯
https://mc.dfrobot.com.cn/thread-311192-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（6）---点阵频谱灯
https://mc.dfrobot.com.cn/thread-311201-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（7）---大方格频谱灯
https://mc.dfrobot.com.cn/thread-311364-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（8）---四位32段点阵屏
https://mc.dfrobot.com.cn/thread-311490-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（9）---X Music Spectrum
https://mc.dfrobot.com.cn/thread-311627-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（10）---WS2812硬板屏
https://mc.dfrobot.com.cn/thread-311641-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（11）---WS2812幻彩灯带
https://mc.dfrobot.com.cn/thread-313648-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（12）---米管快速节奏灯
https://mc.dfrobot.com.cn/thread-313708-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（13）---有机棒立柱灯
https://mc.dfrobot.com.cn/thread-313723-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（14）---水杯水瓶灯
https://mc.dfrobot.com.cn/thread-313803-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（15）--横排LED方管灯
https://mc.dfrobot.com.cn/thread-313811-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（16）--热干胶棒棒灯
https://mc.dfrobot.com.cn/thread-313844-1-1.html
【花雕动手做】有趣好玩音乐可视化系列（17）--光导纤维灯
https://mc.dfrobot.com.cn/thread-313867-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（18）--LED平面板灯
https://mc.dfrobot.com.cn/thread-313951-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（19）--通体光纤灯
https://mc.dfrobot.com.cn/thread-313962-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（20）--首饰盒镜子灯
https://mc.dfrobot.com.cn/thread-313969-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（21）--CD 光盘灯
https://mc.dfrobot.com.cn/thread-313984-1-1.html
【花雕动手做】看见声音，基于Arduino系列音乐可视器（22）--LED无限魔方
https://mc.dfrobot.com.cn/thread-313994-1-1.html
【花雕动手做】有趣好玩的音乐可视化（23）--3合1闪点光纤
https://mc.dfrobot.com.cn/thread-314168-1-1.html
【花雕动手做】有趣好玩的音乐可视化（24）--无限LED镜子灯
https://mc.dfrobot.com.cn/thread-314180-1-1.html
【花雕动手做】有趣好玩音乐可视化（25）--水龙卷旋涡灯
https://mc.dfrobot.com.cn/thread-314231-1-1.html
【花雕动手做】有趣好玩音乐可视化系列（26）--LED 超立方体
https://mc.dfrobot.com.cn/thread-314244-1-1.html
【花雕动手做】有趣好玩的音乐可视化（27）--磁搅LED水旋灯
https://mc.dfrobot.com.cn/thread-314273-1-1.html

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