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2391299_ja-JP
2391299_ja-JP
MC9S12XS256マイクロコントローラには専用のI2Cポートはありませんが、SCIサブシステムはI2Cディスプレイや類似のアクセサリと通信するために使えますか?
I2CはSCI/LINとは異なるハードウェアピン定義であるため、直接通信できません。
MC9S12でI2Cが必須の場合、プロトコルを転送するためにゲートウェイを使用する必要があるかもしれません。
こんにちは、 @fluffyflex さん。
GPIOを用いてのみエミュレート可能です:
https://www.nxp.com/docs/en/application-note/AN5264.pdf
https://www.nxp.com/docs/en/application-note-software/AN5264SW.zip
よろしくお願いいたします。
ダニエル
情報ありがとうございます！それを参考に、I2Cのシミュレーションを組み込んでみます。
よろしくお願いします。
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