A resistor in the cloud is worth two in the hand.
The library gives control over up to 16 parallel working PIR devices over I2C. The idea for this library came up in a discussion about how to fully cover an area with PIR sensors without blind spots ...
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MiniMP3 is an Arduino library to control the DFRobotics MP3 player and compatibles. Goal is to have basic control of the device via hardware Serial or Software Serial. If you need complete control ...