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Arduino is an open-source electronics prototyping platform.

11 votes
1 answer
2k views

Door-opener program

I've been working on a little project on an Arduino and I need some help with making the code more efficient / cleaner. … How it works: An HC-05 Bluetooth module is connected via a serial connection to an Arduino Micro. The Arduino filters the serial data and extracts the MAC addresses that it finds. …
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