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OPTEXで猫センサ

Last updated at Posted at 2021-04-16

猫を何匹か飼っているんですが、外から帰ってくると窓をカリカリして入りたいことを知らせる奴も居れば、窓の外で黙ってじ~っと待ってる奴も居る・・・待ってる奴が気の毒じゃ!
ってわけで、猫が窓の外に来たらブザーを鳴らす猫センサを作ってみました。

こちらに引っ越しました

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