A custom 75% (84+4+1) sandwich-mount ANSI mechanical keyboard powered by a Raspberry Pi Pico with KMK
A custom 75% (84+4+1) sandwich-mount ANSI mechanical keyboard powered by a Raspberry Pi Pico with KMK
Passive adapter: Raspberry Pi Debug Probe (JST-SH 3-pin) to standard 2x5 1.27mm ARM Cortex SWD header. Single-sided, home-etched.
This is a PCB with OLED, LaserTag, two Radio Receivers, Oscillotor, Sound Card for PC, Smoke Detector, LEDs, Maze Game, Accelerometer, Motor/Speaker Drivers, two Proximity Detecters, Thermometer, Photo Detector, Etc.
Open Source hardware and software for a Raspberry Pi Pico W Solid State Relay Controller
PD240W is a complete hardware and firmware project converting USB-C Power Delivery into a programmable 240W (48V 5A) bench power supply, featuring C++ code for Raspberry Pi Pico, custom PCB Gerbers, and a 3D-printable enclosure.
theohg
120
Custom 2-channel digital oscilloscope DAQ with 20MHz bandwidth. Built with a custom KiCad analog front-end (AFE) PCB, Gowin FPGA (Tang Nano 9K) for high-speed signal buffering (VHDL), and an RPi Pico MCU for SCPI-like control. Includes a simple Python GUI for data visualization.
Custom 2-channel digital oscilloscope DAQ with 20MHz bandwidth. Built with a custom KiCad analog front-end (AFE) PCB, Gowin FPGA (Tang Nano 9K) for high-speed signal buffering (VHDL), and an RPi Pico MCU for SCPI-like control. Includes a simple Python GUI for data visualization.