CDS

Replacement PCB fro the CDS Technology keyboard (CDS-G5CSKB, Topre HiPro)/

Introduction

This project is a continuation of my development of open source EC boards.

The CDS Technology keyboard layout is the sole layout option available:

Technical information

• Layout size: board specific
• Compatible switches: EC switches (Topre and NIZ)
• Microcontroller: STM32F401
• Connector: USB-C
• Firmware compatibility: QMK (with VIA/VIAL support)
• Protection hardware (present on both the mainboard and both controller versions):
  • Fused
  • ESD protection

Renders and Prototypes

Render

Prototypes

Revisions and relative features

Rev1.0

This revision implements all the main features of the mainboard mentioned in the specifications.

Reset | DFU

RESET: Shortly press the Reset/BOOT0 button.

DFU: Press and hold the Reset/BOOT0.

Copyright notice

This project is not endorse nor sponsored in any way by Topre Corporation or CDS Technology.

License

This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.