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Biscuits

This repository contains various PCB works for minor projects or auxiliary purposes.

Note: Cloning whole repository for single directory is unnecessary. You can use DownGit to download single directories or file.

USB-PD sink with headers compatible with breadboard. Features a fixed 3.3V supply and one-click voltage selection without incorporating MCUs

BBSink

Except a 3.3V DVDD, LCD panels typically require 4 additional voltages: AVDD, VGH, VGL and VCOM. This board employs a simple circuit to generate these 4 voltages from a single 3.3V supply.

Breakout board for PCA9685 I²C to 16-channel PWM controller.

PCA9685_Breakout

Tiny driver stage for mounting on BLDC motors with 28/29mm diameters.

Tiny breakout board for CH224K USB-PD sink IC.

Breakout board for XPT2046 resistive touch screen controller.

yuyuyu_ant

Antenna for α-wave transmission( XD

yuyuyu_ant

50P_FPC_FFC_Breakout

Breakout board for FFC/FPC connectors with 50 positions and 0.5mm pitch.

40P_FPC_FFC_Breakout

Breakout board for FFC/FPC connectors with 40 positions and 0.5mm pitch.

24P_FPC_FFC_Breakout

Breakout board for FFC/FPC connectors with 24 positions and 0.5mm pitch.

14P_FPC_FFC_Breakout

Breakout board for FFC/FPC connectors with 14 positions and 0.5mm pitch.

9P_FPC_FFC_Breakout

Breakout board for FFC/FPC connectors with 14 positions and 0.5mm or 1mm pitch.

Licence

All projects contained in this repository, unless otherwise stated, are available under the CERN OHL-w v2 licence.