Explore a wide range of recent research in mathematics. From mathematical modeling to why some people have difficulty learning math, read all the math-related news here.
//创建一个用于控制rgb的类,名为rgb_2812,共4个灯珠,引脚连接到D10 Adafruit_NeoPixel rgb_2812 = Adafruit_NeoPixel(4, 10, NEO_GRB + NEO_KHZ800); ...
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