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雷雨季节|教你如何造一朵可充电的Mini闪电云

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<br>作者:源代码 </br>

号外!号外!还记得当年那朵被困在家中的闪电云吗?设计师 Richard Clarkson 设计的这个外形萌萌又超逼真的东西让无数屌丝、女神和欧巴动心的云灯The Cloud,经过漫长的等待某天它终于登上众筹网站了,而当小编打开网页看到它的众筹售价为两万多人民币时,当场就哭晕在麦田里。。看来注定与我们普通百姓无缘,按照以往小编爱动手的尿性是绝对不会就这样轻易的狗带,所以励志自己要亲手造一个!!!

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4695-1.gif&…; alt=""></center>

<br>在造闪电云之前,我们不妨再重温一下这段视频。</br>

<center><embed src="http://player.youku.com/player.php/sid/XNzM1NzA0NTg4/v.swf&quot; allowFullScreen="true" quality="high" width="480" height="400" align="middle" allowScriptAccess="always" type="application/x-shockwave-flash"></embed></center>

<br>小编一直想先造一个mini版闪电云,可以充电后任意挂在自己想挂的地方,这样妈妈就不用担心我的闪电云要一直连着一根电源线啦,光想想就觉得很酸爽,哈哈~~~</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4696-2.gif&…; alt=""></center>

<br>此外!还要要求它能有电闪雷鸣的效果,最值得一提的一个功能是:当有人从闪电云下面经过时,如果你够幸运你将会遇到七彩云,否则就遇到雷电交加非常有娱乐性,当然你可以通过调整代码里的参数控制七彩云出现的概率。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4697-3.gif&…; alt=""></center>

<br>下面是小编本次制作的可充电Mini闪电云视频~~</br>

<center><embed src="http://player.youku.com/player.php/sid/XMTYwNzE5NDQwNA==/v.swf&quot; allowFullScreen="true" quality="high" width="480" height="400" align="middle" allowScriptAccess="always" type="application/x-shockwave-flash"></embed></center>

<br>说的这么牛逼好像真的一样,那么问题来了!需要准备哪些材料?你快说啊!!!</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4698-4.gif&…; alt=""></center>
<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4727-biaoge…; alt=""></center>

<br><strong>Mini闪电云电路连接图</strong></br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4699-5.png&…; alt=""></center>
<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4700-6.jpg&…; alt=""></center>

<br><strong>制作步骤</strong></br>

<strong>第一步 硬件部分制作【首先看电路连接图,按照我画好的电路连接各硬件。】</strong>

1、将充电接口、自锁开关、电池接口、发光二极管、电阻按照电路图焊接好电池及开关电路板。

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4701-7.jpg&…; alt=""></center>

<br>2、将3.7v升5v升压模块并联焊接到开关电池板上。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4702-8.jpg&…; alt=""></center>

<br>3、用洞洞板、彩色排针、电容焊接一块传感器链接扩展板,并将Arduino mini板上的D6、D9、D13数字引脚分别用黄线与扩展板黄色排针焊接相连,VCC脚和GND脚也分别用红色和黑色导线与扩展板正负极相连焊接。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4703-9.jpg&…; alt=""></center>
<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4704-10.jpg…; alt=""></center>

<br>4、再将升压模块输出端正负极与扩展板正负极焊接相连,整个控制部分就链接好了,接下来主要连接传感器和执行部分。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4705-11.jpg…; alt=""></center>
<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4706-12.jpg…; alt=""></center>

<br>5、把WS2812灯带每个8个LED为一段,分别用剪刀剪4段,然后再用导线焊接起来。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4707-13.jpg…; alt=""></center>

<br>6、用继电器的目的主要是在热释电传感器检测有人靠近时,继电器触头闭合给DFPlayer Mini模块通电工作,同时模拟长按开关将ADKEY1脚与负极短接重复播放第一首,实际测试比用串口控制好用。将继电器与DFPlayer Mini 播放器模块用杜邦线按照下图连接好,剩余的两根杜邦线分别插在扩张板的正极和负极排针上,插入已经下载好雷声音频文件的内存卡。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4708-14.png…; alt=""></center>
<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4709-15.jpg…; alt=""></center>

<br>7、将热释电人体传感器插在扩展板的D9引脚上,WS2812灯带插在扩展板的D6引脚上。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4710-16.jpg…; alt=""></center>

<br>8、将继电器插在扩展板上的D13引脚上,链接好DFPlayer Mini 模块,连好电路后,检查各硬件是否正常。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4711-17.jpg…; alt=""></center>

<br><strong>第二步 上传代码至Arduino板</strong></br>

#include <Adafruit_NeoPixel.h>

#define PIXEL_PIN 6 //灯条链接引脚
#define SENSOR_PIN 9 //传感器链接引脚
#define SPEAKER_PIN 13 //继电器模块的引脚

#define PIXEL_COUNT 32 //灯珠的个数

Adafruit_NeoPixel strip = Adafruit_NeoPixel(PIXEL_COUNT, PIXEL_PIN, NEO_GRB + NEO_KHZ800);

int randomNumber;

void setup() {
pinMode(SPEAKER_PIN, OUTPUT);
digitalWrite(SPEAKER_PIN, LOW);
strip.begin();
strip.show();

pinMode(SENSOR_PIN, INPUT);
randomSeed(analogRead(0));

Serial.begin(9600);

}

void loop() {

if( digitalRead(SENSOR_PIN) == HIGH){
digitalWrite(SPEAKER_PIN, HIGH);
randomNumber = random(300);
Serial.println(randomNumber % 67);
thunder_strike(randomNumber % 67);

delay(3000);
digitalWrite(SPEAKER_PIN, LOW);

}else{

if(millis() % 100000 == 0){
for(int i=20; i<100; i++){
colorWipe(strip.Color(i,i-20,0),0);

}
for(int i=100; i>20; i--){
colorWipe(strip.Color(i,i-20,0),0);

}
colorWipe(strip.Color(0,0,0),0);

delay(3000);

}

}

}

void thunder_strike( int type) {
if(type < 20){

colorWipe_short(0, PIXEL_COUNT, strip.Color(73, 147, 255), 3);
colorWipe(strip.Color(0, 0, 0), 0);
delay(500);
colorWipe_short(0, PIXEL_COUNT, strip.Color(73, 147, 255), 3);
delay(20);
colorWipe(strip.Color(0, 0, 0), 0);
delay(500);

}else if(type < 40){

colorWipe(strip.Color(104, 94, 94), 3);
colorWipe(strip.Color(0,0,0), 0);
delay(500);
colorWipe(strip.Color(104, 94, 94), 3);
delay(20);
colorWipe(strip.Color(0,0,0), 0);
delay(500);
}else if(type < 60){
colorWipe(strip.Color(181, 165, 95), 3);
delay(1000);
colorWipe(strip.Color(0,0,0), 0);
delay(100);
colorWipe(strip.Color(181, 165, 95), 3);
delay(500);
colorWipe(strip.Color(0,0,0), 0);
delay(500);
}else{
rainbowCycle(5);
colorWipe(strip.Color(0,0,0), 0);
}
}

void colorWipe_short(uint16_t be, uint16_t en, uint32_t c, uint8_t wait){
for (uint16_t i = be; i < en; i++) {
strip.setPixelColor(i, c);
strip.show();
delay(wait);
}

}

// Fill the dots one after the other with a color
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);
}
}

// Slightly different, this makes the rainbow equally distributed throughout
void rainbowCycle(uint8_t wait) {
uint16_t i, j;

for (j = 0; j < 256 * 5; j++) { // 5 cycles of all colors on wheel
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
}
}
}
}

//Theatre-style crawling lights with rainbow effect
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
}
}
}
}

// Input a value 0 to 255 to get a color value.
// The colours are a transition r - g - b - back to r.
uint32_t Wheel(byte WheelPos) {
WheelPos = 255 - WheelPos;
if (WheelPos < 85) {
return strip.Color(255 - WheelPos * 3, 0, WheelPos * 3);
}
if (WheelPos < 170) {
WheelPos -= 85;
return strip.Color(0, WheelPos * 3, 255 - WheelPos * 3);
}
WheelPos -= 170;
return strip.Color(WheelPos * 3, 255 - WheelPos * 3, 0);
}

<strong>第三步 闪电云的外观制作与硬件安装</strong>

1、用美工刀将一个饮料瓶裁剪出安装扬声器和人体热释电传感器的孔,舵机拐臂的挂绳孔。另外瓶盖上同样裁剪出安装开关、充电接口,指示灯的孔。

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4712-18.jpg…; alt=""></center>

<br>2、将控制开关和充电电池电路板安装在瓶上,并用热熔胶固定。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4713-19.jpg…; alt=""></center>
<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4714-20.jpg…; alt=""></center>

<br>3、把舵机拐臂安装到挂身孔并用热熔胶固定,再将人体热释电传感器、DFPlayer Mini 模块、继电器模块依次放入挤入少量热熔胶固定,所有传感器导线往瓶口掏出。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4715-21.jpg…; alt=""></center>

<br>4、分别将热释电传感器、继电器、灯带、DFPlayer Mini 模块导线插入扩展板后,将Arduino板与扩展板装入瓶内。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4716-22.jpg…; alt=""></center>

<br>5、安装小喇叭后用热熔胶密封,瓶内放入少量棉花可以起到吸音棉的作用。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4717-23.jpg…; alt=""></center>

<br>6、拆一个灯罩并用电钻打孔后安装在瓶子底部,用热熔胶粘合,至于为什么要用着这个罩子,一是起到小喇叭发声腔作用,二是起到支撑闪电云塑形棉花作用。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4718-24.jpg…; alt=""></center>
<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4719-25.jpg…; alt=""></center>

<br>7、为了防止棉花粘合时热熔胶的高温造成瓶子变形,用美纹纸胶带将瓶子包裹起来,将LED灯带分别水平粘连在瓶身的四个方向。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4720-26.jpg…; alt=""></center>
<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4721-27.jpg…; alt=""></center>

<br>8、剪两根吸管制作闪电云尾部支架,同样用美纹胶带包裹隔热,用热熔胶固定。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4722-28.jpg…; alt=""></center>
<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4723-29.jpg…; alt=""></center>

<br>9、最后用热熔胶把棉花一团团沾满瓶子的表面,由于重力的影响棉花尽量向顶上多粘连一些,底部粘连的太多后期会因重力的影响而脱落,棉花保持大块粘接不要撕碎,全部粘合好再塑形。</br>

<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4724-30.jpg…; alt=""></center>
<center><img src="http://intel.eetrend.com/files/2016-06/wen_zhang_/100001751-4725-31.jpg…; alt=""></center>

<br>那么到这里闪电云就基本上做好了,这次小编先制作个Mini版的练练手,后面再计划制作个大的,你说虐不虐?虐不虐?对了,如果你要下载雷声特效音乐可以到这个网站下载,代码上传需要用到Adafruit_NeoPixel.h库文件。好了~就这样吧!</br>

文章来源:<a href="http://www.dfrobot.com.cn/community/thread-15218-1-1.html">DF创客社区</a&gt;