2 layers100 × 85 mm

Esp32 rio
dougsthenri/esp32_rio
A low-cost industrial remote input/output device based on the ESP32-S3 SoC from Espressif
224 partsMIT
Open-source boards designed in KiCad by dougsthenri on GitHub, from 3 repositories. A board’s address here is its repository’s there.

dougsthenri/esp32_rio
A low-cost industrial remote input/output device based on the ESP32-S3 SoC from Espressif

dougsthenri/hub_usb_sd
PCB project for an SD card reader with 2-port USB hub and I²C bridge

dougsthenri/spindle_driver_v1
PCB project for a BLDC motor driver tailored for CNC spindle motors