The device uses a PCB that integrates an ESP32-C3-mini with the CO₂ Sensor (SCD40). The PCB also has connectors for the ...

With the ESP32 wired between the handheld’s LCD and main PCB, the microcontroller can also act as a capture device using I2S camera mode.

Game Bub is an open-source AMD Artix-7 FPGA and ESP32-S3-based handheld gaming console that supports Nintendo Game Boy, Game ...

The guts of the player center around an ESP32 module, with an audio amp and speakers plus a 1.8″ LCD screen with SD card reader for storing media files.

And its processor is an ESP32 microcontroller, which isn’t exactly a speed demon. But the Cardputer is an interesting little device for a few reasons. It’s the size of a (very thick) credit card.