超簡單!micro:bit當作伏特計測量乾電池的電壓

2022 4:18
Synopsis
接上USB充電器之後,Micro:bit可以得到一個3.2V的穩定電源,Micro:bit的類比引腳會把3.2V的強度分成1024個小階段。這樣我們 ...
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