There’s no shortage of Geiger counter projects based on the old Soviet SBM-20 tube, it’s a classic circuit that’s easy enough even for a beginner to implement — so long as t… ...

Unexpected Maker has recently released the Series, a lineup of four new ESP32-S3 development boards: the EdgeS3, TinyS3, ...

While the ESP32 is clearly a superior piece of hardware, ... An auto-reset circuit with the CH340C. For example, [Ray] talks a bit about using the infamous GPIO10 pin.

ESP32-WROVER with 8 MB PSRAM and 16 MB Flash in a Raspberry Pi 4 form factor; 2 KB of fast FRAM for permanent storage of process data. ... ESP32 reset button and three user LEDs; ...

While some details haven’t been finalized yet, the basic elements include an ESP32-S3 system-on-a-chip combined with a small E Ink display and a custom printed circuit board with a QWERTY keyboard.