自作キーボード基板設計ハンズオン(事前資料)
by
Takuma Shinohara
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2020/01/03 T.Shinohara
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■ – ProMicro ■ ■ !" ■ LED
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■ TRRS 4 – VCC, GND, I2C4 ■ TRRS 3 – VCC, GND, Serial
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