I took an old traffic light from an salvage store ($15) and got it working again. I cleaned it up, added a Raspberry Pi and a 4-channel relay, and now it flashes, checks the weather, and lets my kids know how to dress for the day.
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Python for Microcontrollers – Adafruit Daily — Python on Microcontrollers Newsletter: A New Arduino MicroPython Package Manager, How-Tos and Much More! #CircuitPython #Python #micropython @ThePSF @Raspberry_Pi
EYE on NPI – Adafruit Daily — EYE on NPI Maxim’s Himalaya uSLIC Step-Down Power Module #EyeOnNPI @maximintegrated @digikey