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@ekimaedehandsup

M5Stackで設定を記憶！電源オフでも安心なEEPROM活用術

Last updated at Posted at 2024-07-07

EEPROMとは？

電源を切ってもデータを保持できる不揮発性メモリです。
M5Stackでも設定やデータを保存するのに使えます。

M5flowでの使い方

書き込み
keyと値を指定して書き込むだけです。
1.png

読み込み
keyを指定して読み込むだけです。
読み込み時に値が存在しない場合は、変数にNullが入ります。
2.png

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