Hardware projects tagged hardware-designs

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.

A project built around learning new concepts and challenging my current understanding and capabilities in Electrical Hardware design

Development of programmable logic controller, product for mechatronic design.

32-bit Universal Shift Register designed in Logisim Evolution and implemented as a modular two-board PCB in KiCad with complete schematics, PCB layouts, 3D models, and manufacturing-ready Gerber files.

Crabik Slot ESP32-S3 Hardware

Hardware design files for ADP2384 based 12 V to 3.3V@4A DC-DC buck converter designed using KiCad.

Custom 4-layer interrupter control board for DRSSTC systems. STM32F405-based, fiber-optically isolated outputs, hardware E-brake safety chain, and controlled-impedance routing (90Ω USB, 50Ω FSMC/SDIO). Designed in KiCad 9.0.

KiCad-based Ambient LED System - Auto brightness via LDR - Hardware project

Professional ESP32-WROOM-32 development board with USB-UART programming, 3.3V regulation, BOOT/RESET control, GPIO expansion, I2C ESD protection, and complete KiCad manufacturing documentation.

An open-source STM32F103C8T6 development board designed for environmental monitoring, featuring integrated Li-Ion battery management, USB-C, MicroSD data logging, and onboard I2C sensors for temperature, humidity, and ambient light.

Low-power long-range wireless camera trap designed using KiCad and Simulink.

Replacement for I/O space address decoder (U3 in C128) with extra features

Dual SID for C128DCR

Custom ESP32-S3-MINI-1 development board

Las insignias de ajolote son insoportablemente lindas. Creadas especialmente para enseñar a soldar su primera tarjeta electrónica

My design files of the "Mixed-Signal Hardware Design with KiCad" FEDEVEL Course by Phillip Salmony (Phil's Lab)

Boards for C128D/DCR for internal 6551 ACIA and Zimodem-based WiFi modem emulator using Wemos D1 (ESP8266)

A daughterboard to expand C128/D/DCR color ram to 8 bits and/or to 32K OR expand internal 1571 RAM

Open source design files for the Apple IIe's IOU custom IC

Open source design files for the Apple IIe's MMU custom IC

Device for quantitative analyze energy spectra of gamma-ray sources. Allows to study what radioactive isotopes in what quantities are present in measured sample.

PLC controller hardware PCB scheme. ATMega32L, RS485 industrial bus interface, 8 ADC inputs, 8 PWM out, 6 GPIO

Simracing equipment, including hardware, software, and firmware design.

A circuit board for driving PDLC film from 12 V DC

C128 MMU 256K RAM expansion

Miscellaneous/utility/convenience hardware by Gekkio

Custom industrial-grade PLC and logic controller engineered around the ESP32 platform.

Game Boy -related custom hardware by gekkio

Minuet upgrades your MAXXAIR Maxxfan with a brushless DC motor, home automation features, and accessories.

Nitrokey 3 USB-A NFC LPC55 hardware

DSMR Smart Meter hardware for DIY enthousiasts.

Hardware design files for open authenticator

Affordable and DIY, Roland TB-303 and TR-808 step sequencer clone and midi controller. Packed with additional features, specifically designed for musicians and DJs to use on live performances or streamline their studio creative process.

STM32F302硬件设计

Reference designs and documentation to create Expansion Cards for the Framework Laptop

SmartSensor: a sensor to be used as sensor and actuator within existing buildings.

Nitrokey 3 USB-A Mini NRF52 hardware

A hardware design(PCB only) for SlimeVR Tracker

EasyCommv2 -compatible antenna rotator platform

STM32L0 and ESP32 MCU based PCB for PID and IOT applications designed using KiCad.

An open-source ESP32 Internet Radio Player with simple programming, USB charging, and on-the-go capability using a single-cell Li-ion battery.

Universal WiFi-Based remote control for IoT Devices

firmware for a reflow controller

This repository contains KiCad 9.0.2 schematics for a pressure‑control system built around an ESP‑12E module, dual precision pressure measurement channels, high‑side battery/adapter power path control, and isolated MOSFET drivers for solenoids and a motor. The design includes an onboard CN3703 Li‑ion charger, AMS1117‑3.3/LM7805 regulators, TLP250 g

STM32F722RET6 Based Flight Controller with ICM-42688-P IMU, BMP388 Barometer, and much more!

ESP32-S3 Firmware and Web/App to manage HV discharge initiator for big bada-booms.