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Public designs
Hardware and firmware for cashless payment device for cold drinks at the aeroclub at EDLH
12bit分解能の磁気式アブソリュートエンコーダAS5601(インクリメンタル出力)を2.54mmピッチに変換する基板
Python I2C library supporting multiple driver implementations
Intelligent hexapod control system with AI-based adaptive gait, kernel drivers, and user-space coordination.
USB device to I²C master adapter with Linux kernel support
OLED module with SSD1306 controller, I2C interface level shifter, integrated buzzer, touchscreen, and LEDs.
ESC for BLDC motors for UAVs with I2C interface
USB to I2C bridge using an Atmel AVR ATtiny85V and even more tiny than I2C-Tiny-USB.
Facet2 FabA PCB Clone
Dual-cell Li-Ion Battery management system.
This 4-pin module connects JST-GH connectors, often used in Pixhawk drones, to standard pin headers, making it easier to build custom electronics and use I2C or CAN bus communication.
Tiny LiPo Charger & I2C Battery Meter (w/ MAX17048)
Lightning sensor module based on AS3935 Franklin Lightning Sensor IO. Sensor can be connected via I2C or SPI bus.
Firmware and Kicad project for my USB to UART/I2C/SPI converter
4-layer PCB datalogger designed in KiCad — ATmega328P with DS1337 RTC, I2C EEPROM, and UART/SPI/I2C breakouts