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( ...

Authored by embedded ML specialists with extensive experience in ESP32 voice recognition architecture, TinyML optimisation, ...

The City of Columbia Solid Waste Utility will host a customer input open house next week about the construction of its new recycling facility, according to a Tuesday press release. The meeting will be ...

The reluctance of EU member states to cede national sovereignty has left the EU unable to fulfill its promise of creating a stronger geopolitical union. Forced to devise makeshift solutions and ...

Choosing the right gaming controller can be tricky with the sheer number of options out there, and everyone seems to have an opinion on which one you should buy. Thankfully, modern tech (and the ...

Abstract: The proposed hybrid attendance system combines Speech Recognition with IoT hardware to make the process of attendance-taking easier and automatic. The system uses a mobile application, which ...

ST. JOSEPH, Mo. (News-Press NOW) -- The St. Joseph Area Transportation Study Organization (SJATSO) is surveying to get feedback from the public regarding traffic and pedestrian safety. The survey ...

EL PASO COUNTY, Colo. (KRDO) -- Mountain Metro Transit wants your opinion on some possible changes coming to the bus system. According to the City of Colorado Springs, if approved, the changes would ...

Running out of GPIO pins? Learn how to connect multiple buttons to just one Arduino pin using clever wiring and resistor techniques. Perfect for compact projects, keyboards, or when using small boards ...

CABAZON, Calif. (KESQ) – Riverside County is proposing the creation of an enhanced infrastructure financing district (EIFD) and is seeking community input for the process. There is limited ...

YUMA, Ariz. (KYMA, KECY) - The City of Yuma and the Yuma Metropolitan Planning Organization (YMPO) are asking for the public's input for their latest proposed transportation plans. They say these ...

PUEBLO, Colo. (KRDO) -- The City of Pueblo Department of Public Works is asking for input from city residents for an upcoming pothole filling effort during June 23-27. The city encourages residents to ...