This is a 1930s Kodak Table Viewer that I’ve adapted to display notifications and alerts using a range of bright colours. The light source is a Unicorn pHAT, a programmable matrix of bright LEDs, and this is controlled by a Raspberry Pi Zero W, which checks for incoming Gmail instructions using a simple Python script.
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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