🚁 轻量级无人机飞控-[Drone]-[STM32]-[PID]-[BLDC]

all espressif stuff will committed here

NANDO - NAND Open programmer

USB-PD soldering station for JBC C245 handles.

Euclid probe, a magnetically coupled Z Probe

I2C based soil moisture sensor

An ESP8266 based RS232 <-> WiFi modem with Hayes AT style commands and LED indicators

PMW3360 optical mouse sensor breakout board, support both 3.3V and 1.8V logic

Polyphonic Digitally Controlled Oscillator (DCO) controlled by Raspberry Pi Pico PIO

Hard- and Firmware to control different EF and EF-S lenses

quite a big hexdump display

A PCI Express card with an inbuilt PWM fan controller and mounting points for an 80mm fan.

A 4x10 CFX spaced low-profile mechanical keyboard.

M19O2 open source hardware Oxygen Concentrator based on the Pressure Swing Adsorption cycle aka Skarstorm cycle

Digital (RS485 - based) soil moisture and temperature sensor

A smol and simple STM32G431 based Analog to USB toolkit.

Anotter USB temperature logger that can record up to four channels with thermocouple or NTCs connected via CDC directly or SCPI to USB.

IEEE Reion 1 Micromouse competition.

USB cable continuity tester ++

A collection of 68k computer projects, including a unix-like operating system written in C that runs on them