Stinger is a high-performance USB Audio Soundboard powered by the ESP32-S3 and the ES8388 Audio Codec. This repository contains the firmware, hardware design files, and tools for the Stinger project.
Stinger is a high-performance USB Audio Soundboard powered by the ESP32-S3 and the ES8388 Audio Codec. This repository contains the firmware, hardware design files, and tools for the Stinger project.
Battery case with electronics for charging and protection of battery cells. Composes of 2s li-ion 3,7V battery cells. Includes undervoltage, overvoltage and overcurrent protection. As well as reverse voltage protection. Is charged from USB type-C connector. Support statistics over USB and have battery voltage indication via LEDs.
nRF54L15 module with full IO set and external DC-DC regulator for maximum efficiency
efogdev
12
An open-source 16-inch laptop designed from scratch.