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Continue to ChatMH-KC24直流降圧基板を使って安定化電源にQC対応USB充電機能を追加 https://servercan.net/blog/2021/11/mh-kc24%e7%9b%b4%e6%b5%81%e9%99%8d%e5%9c%a7%e5%9f%ba%e6%9d%bf%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%a6%e5%ae%89%e5%ae%9a%e5%8c%96%e9%9b%bb%e6%ba%90%e3%81%abqc%e5%af%be%e5%bf%9cusb%e5%85%85%e9%9b%bb/