Browse hardware designs
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Public designs
STM32 datalogger PCB in KiCad — battery-backed RTC (LSE crystal), I2C EEPROM, VBAT domain, ERC/DRC verified
Alternative OCXO for Philips/Fluke PM666x counters
PCB board for Smogly sensor [ESP8266/ESP32]
Open source ASIC Bitcoin miner hardware
KiCAD project of PCB that reads data from the Aidon electricity meter's HAN port and converts it to an RS485 bus, enabling integration with home automation systems, data loggers, and industrial equipment.
ESP32 Dev Boards PCB
Tiny PicoProbe PCB
Small embedded dev board with an STM32H7 and a full J-link connector
PCB design Vario sensor
LM358-based double electronic load
Hardware PCB Design for AVR-based Datalogger using KiCAD
With active balancing circuit in the future (v2.0 ISA), the circuit will be able to charge multi-cell connected in parallel and balance between them while discharging.
A simple USB to UART board designed with KiCad.
Kicad project of an STM32-based board climate controller utilizing an RTC module for time-scheduled environmental reading of temperature/humidity with SHT30 sensor and optional small relay for control.
4-layer PCB datalogger designed in KiCad — ATmega328P with DS1337 RTC, I2C EEPROM, and UART/SPI/I2C breakouts
Hardware design and schematic for weather station sensor.
STM32F469I-DISCO compatible CAN shield.
PCB template ESP32 S3 with circuit schematic and KiCad project files