当环境光线变亮时，又自动关闭灯带。 连接 Arduino ↔ LDR 分压 ↔ 继电器模块 ↔ 12V 灯带。 热熔胶枪（可选） 用于固定 LDR 位置或整理线材，提升结构可靠性。 A0 点的电压随光照变化而变化，Arduino 通过 analogRead(A0) 读到 0–1023 之间的数值，即可反映当前亮度。

Arduino WS2812B LED灯带可单独控制每个LED的亮度和颜色，提供了一种简单而酷炫的LED效果体验。 WS2812B LED灯带以串联方式组合LED灯，内嵌有放大驱动电路、振荡器和电压可编程控制芯片，可寻址，可通过一个单线接口通讯。这意味着，用户可通过Arduino板子上的一个 ...

As if you already weren’t agonizing over whether or not you should build your own arcade cabinet, add this one to the list of compelling reasons why you should dedicate an unreasonable amount of ...

导语：昨天介绍了如何用柠檬做个LED灯，如果你觉得那个too simple，不防尝试用Arduino来控制RGB LED灯吧。 昨天介绍了如何用柠檬做个LED灯，如果你觉得那个too simple，不防尝试用Arduino来控制RGB LED灯吧。 这一步比较随意，将LED灯接到面包板任何地方都行，不过灯的 ...

Have you ever wanted to create your own electronic games console? You might be interested in the new DigiPixel Arduino LED game shield which is definitely worth more ...

Posts from this topic will be added to your daily email digest and your homepage feed. The $87 Plug and Make Kit includes an Arduino microcomputer, electronic components, and tutorials for building ...

Arduino has launched its next generation of UNO boards, introducing a 32-bit Renesas microcontroller and Espressif ESP32-S3 module, one-click cloud connectivity and plenty of I/O plus a 12×8 red LED ...