It shares the same Seeed Studio XIAO ESP32-C3 microcontroller, 0.49 inch OLED display, and tiny 40 mAh LiPo battery. The only thing that’s really changed, aside from the adjustments necessary ...
In short, the ESP32 needs to find the sensor ... The data is then converted to RPM and displayed on a small OLED display. [publidave] does an excellent job of describing what exactly he did ...
Hosted on MSN2mon
Monitor air quality on the go with the Raspberry Pi Pico 2The Pico is also connected to an OLED display to get visual output ... but it was eventually swapped out for a Firebeetle 2 ESP32-E. This was mainly because the Pico had no battery charging ...
Hosted on MSN1mon
This E-Ink Handheld Console Is Made for Text-Based GamesRoughly the size of a large smartphone, Ink Console swaps the LCD and OLED displays seen on mainstream consoles for a 7.5-inch, 800-by-480 E-ink screen ... with a dual-core ESP32 microprocessor ...
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