简 介： 利用ESP32中的硬件SPI控制WS2812的显示。使用了高频三极管9018 作为输出接口反向器，确定合适的电阻参数，验证了驱动方案的硬件和软件的可行性。 智能集成LED光源 WS2812 [1] 通过简单的外部接口、特有的级联方案便于利用MCU完成多个LED控制，极大简化 ...

NeoPixels, or WS2812 RGB LEDs, are the display device du jour for impressive and blinding lighting projects. Commonly known for very tight timing requirements, [Josh] discovered this is, in fact, ...

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