Environmental Monitoring with BaeagleBone or RaspberryPI and Ardunio

This is a project I’ve been working on for a while, and still have ways to go, but I have enough success right now that I can I share what I’ve got.  This covers connecting a Beaglebone and an Arduino via TTL serial and I2C, using a parallel LCD with an Arduino, using a DHT-22 …

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