想做一个ds18b20的温度计,用USB接口供电,但不知道USB接口怎么焊接。各位高手发个电路图给讲解下,谢谢!

2025-03-22 11:51:18
推荐回答(3个)
回答1:

看图连

回答2:

把USB接线剪断,共有四条线,红色的,黑色的为电源线的正极和负极

回答3:

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