12v繼電器的相關公司資訊
12v繼電器的相關商品
Connecting a 12V relay to Arduino - Instructables - DIY How To Make Instructions
瀏覽:304
日期:2025-12-07
To connect a 12V relay to the Arduino you need the following things: - 1 Arduino - 1 diode for example 1N4007 - 1 NPN transistor for example 2N2222... ... We are going to measure the coil resistance to calculate the current. First we must find the coil: O...看更多












![[開箱] 平價四核新選擇 hTC Desire 600](https://www.iarticlesnet.com/pub/img/article/7448/1403825540206_xs.jpg)