Browse hardware designs
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Public designs
Motor driver PCB
Try to build an ESP32 firmware with LVGL and ST7789 drivers inside.
KiCAD display replacement adapter PCB for Keisoku Giken electronic loads
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32-bit 3D Printer controller board using STM32F407 and replaceable TMC2660/2209 stepper drivers.
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Solder Reflow Plate PCB
Type-A USB 双向电流电压表
A Raspberry Pi hat that features the INA228 I2C output current/voltage/power/energy/charge monitor
A Current Sensing Module with Input protection for INA228
OBJEX Link is a modular IoT board. It is designed to develop IoT devices that are easy to repair and recycle. It is also perfect for rapid prototyping and developing research and robotics projects.
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USB power delivery solution for charging, or as a universal power source.
This is a small module that handles the USB PD negotiation and simply outputs a specific DC voltage.
A big QMK powered trackpad
No description.
OpenSource inline USB-PD Power meter