Arduino UNO使用一个IO驱动WS2812B全彩LED
ws2812模块这个样子，用Arduino驱动它最好不过了；http://bbs.cirmall.com/data/attachment/forum/201707/30/112959yivxxomxbmorvoym.jpg.thumb.jpg
硬件准备如此简单：
http://bbs.cirmall.com/data/attachment/forum/201707/30/11294451k33eehck59ehzk.jpg.thumb.jpg
在https://github.com/adafruit/Adafruit_NeoPixel下载驱动库，解压后，把它重命名为Adafruit_NeoPixel，并放到Arduino IDE的安装目录下的\libraries文件夹下；
打开\libraries\Adafruit_NeoPixel\examples例程strandtest，连接好pin，编译，烧录；
http://bbs.cirmall.com/data/attachment/forum/201707/30/113202o1ot9lot79bt17ba.png.thumb.jpg
效果美翻了有木有~~~
http://bbs.cirmall.com/data/attachment/forum/201707/30/113014gos9m4e43s0j9ed9.jpg.thumb.jpg
http://bbs.cirmall.com/data/attachment/forum/201707/30/113024zloc76y6jsohykya.jpg.thumb.jpg
http://bbs.cirmall.com/data/attachment/forum/201707/30/113034f88ks9zj648f69gg.jpg.thumb.jpg
http://bbs.cirmall.com/data/attachment/forum/201707/30/113045dimu2lhyls22gi2f.jpg.thumb.jpg
http://bbs.cirmall.com/data/attachment/forum/201707/30/113102rfqmrpooko3lntkq.jpg.thumb.jpg
http://bbs.cirmall.com/data/attachment/forum/201707/30/1131148da0lyo3r0il2jis.jpg.thumb.jpg
http://bbs.cirmall.com/data/attachment/forum/201707/30/113124uj6qha4tzbeekgeh.jpg.thumb.jpg
http://bbs.cirmall.com/data/attachment/forum/201707/30/113135lhejphd6q4qq4q2e.jpg.thumb.jpg
http://bbs.cirmall.com/data/attachment/forum/201707/30/113147pdzdbfmf6k2y22ph.jpg.thumb.jpg
http://bbs.cirmall.com/data/attachment/forum/201707/30/11315796331l3gl6oo8o26.jpg.thumb.jpg
炫酷哦，不错 效果在哪里？
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