本文介绍了一款基于 Seeed Studio XIAO SAMD21（XIAO M0） 与 WS2812 可编程 RGB LED 的便携式锥形 RGB 氛围灯。系统通过 定制 PCB + IP5306 电源管理 IC + 3D 打印外壳 实现电池供电、5V 升压与 LED 控制，并利用电位器实现灯光色彩（HUE）的连续调节。文章从结构设计、PCB 设计 ...

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LEDs have a special place in every maker's heart, and it's because we all love the ability to create light at moment's notice. Almost every project I have made over the last two decades has included ...

Makers, developers and hobbyists that may be looking to add a little colour to their projects for the holiday season might be interested in the new NeoPixel Mini 3535 RGB LEDs, which are now available ...

Makers and electronic enthusiasts looking to add light and colour to the next project may be interested in the arrival of a new NeoPixel RGB Neon-like LED Flex Strip to the Adafruit online store.

Anyone can buy a clock, but building your own lets you express your creative flair along the way. [Edison Science Corner] did just that with this neat sci-fi looking design. The build relies on an ...

Hi there, and welcome to Part 4 of this ever-growing mega-mini-series. In Part 1, we discussed the first vacuum tube diodes, moved on to their solid-state (semiconductor) descendants, and then ...