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You, too, can make this stylish ESP32 air quality monitor with an e-ink display, and it looks stylish to boot
The device uses a PCB that integrates an ESP32-C3-mini with the CO₂ Sensor (SCD40). The PCB also has connectors for the ...
Using the ESP32’s I2S peripheral in parallel mode makes it possible to shift data out in the correct format to drive the LCD without bit-banging IO pins and using up precious CPU time.
It’s a small desktop appliance with a persistent display, that shows the current version of your GitHub graph. At its heart is an all-in-one board with the display and an ESP32 on the back, with ...
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