Connecting an Active Low switch to Arduino – Welcome…enjoy coding, Electronics, IOT or data mining? Keep going. You are what you do.
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![SOLVED] Pin always reads LOW when using digitalWrite in library - Programming Questions - Arduino Forum](https://aws1.discourse-cdn.com/arduino/original/4X/7/1/b/71b5bdb0c655203ec4de6b07368d1594ccb82ae7.png "SOLVED] Pin always reads LOW when using digitalWrite in library - Programming Questions - Arduino Forum")