基于 Arduino 的自动昼夜 LED 灯带控制器设计

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。 为了安全与隔离，LED 灯带不直接由 Arduino 供电，而是： 灯带的 正极( ...
腾讯网

重磅！高通宣布收购Arduino，边缘计算领域迎来战略级整合

2025年10月7日，高通宣布达成收购Arduino的协议，标志着其在边缘计算领域的又一战略布局。Arduino是全球领先的开源硬件与软件平台，此次收购将高通的先进技术与Arduino的社区驱动模式结合，旨在为全球开发者提供更强大的工具与支持。交易尚需监管机构批准及 ...
Electronics Weekly

Not all Arduino inputs are equal – hunt the Schmidt trigger

I had cause to have a closer look at some Arduino inputs – it is that fascinating weather station again. It transpires that some Arduino inputs are better at tolerating slowly-changing inputs than ...
Hackaday

Arduino Learns The Martial Arts With Nunchucks Input Device

There is a boring part of every computer introduction class that shows how a computer is made up of input, output, and processing. Maybe it wouldn’t be so boring if the input device was a nunchuck.
Wired

Microcontroller Maniacs Rejoice: Arduino Finally Releases the 32-Bit Due

The long-awaited Arduino Due just hit the market, replacing the 8-bit, 16MHz brain of the popular Uno microcontroller prototyping platform with a 32-bit, 84MHz processor, while augmenting inputs and ...
Geeky Gadgets

Awesome MIDI Input Fader Created Using Arduino (video)

If you are looking for a project to keep you busy this weekend you might be interested in a new MIDI fader unit which is being created using a little 3D printing and Arduino programming. Check out the ...
Electronics Weekly

Arduino Micro: direct access to on-board leds

Arduino Micro has some extra leds that it is tricky to programme. Like almost all Arduinos, has a built-in led – the green one on the left in the photo. And it has a pair of yellow leds – called TX ...