Raspberry Pi Hat that adds RS485 communication to Raspberry Pi 5 for interfacting with USB and Bluetooth HID Devices
A collection of development modules for electrical engineers, who work on new PCB designs.
This repository contains the schematic for a USB-powered microphone module designed in KiCad. The circuit is based on the MAX9814 microphone amplifier and PCM2906 USB audio codec.
nRF54L15 module with full IO set and external DC-DC regulator for maximum efficiency
efogdev
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A collection of development modules for electrical engineers, who work on new PCB designs.
A collection of development modules for electrical engineers, who work on new PCB designs.
Open source digital servo replacement module for the Sony Walkman WM-D6C. Replaces the CX20084 servo IC, CP304 boost converter, and CN301 power jack with a single STM32G0B1-based PCB. Dual variant: USB-C PD or polarity-agnostic barrel jack input. Bare-metal C firmware. CERN OHL-P v2 / MIT / CC BY 4.0.