We featured [Fabrizio Di Vittorio]’s FabGL library for the ESP32 back in April of this year. This library allows VGA output using a simple resistor based DAC (3 resistors for 8 colors; 6 resi… ...

With the ESP32, they developed a nice web-based GUI that makes controlling and collecting data from the potentiostat very seamless and user-friendly. You can imagine the great possibilities here.

This particular project was Rukenshia's design, and they've written a guide on how to make your own on GitHub.You'll need: ESP32 (I used an AZDelivery ESP32 NodeMCU) ; WaveShare 4.26inch e-Paper ...

The ESP32 is a "system-on-chip" microcontroller with a dual-core processor, Wi-Fi, Bluetooth, and a multitude of ways to connect it to other chips and systems.

The ESPHome 2025.6.0 open-source firmware was released on June 18, 2025, with ESP32-P4 support and an initial OpenThread ...