/tod

DCC Track Occupancy Detector

Primary LanguageMakefileCreative Commons Attribution Share Alike 4.0 InternationalCC-BY-SA-4.0

TOD – DCC Track Occupancy Detector

TOD is a DCC-only track occupancy detector for model railroad.

Basic features:

  • Up 4 tracks
  • Galvanically separated outputs
  • Section occupied = output grounded
  • No special power supply required
  • Maximum track current: 3 A continuous without passive cooler, 5 A continuous with passive cooler.
  • Could be divided into pairs with separated J&K
  • Easily automatically-mounted-parts via JlcPcb

This repository contains schematics & PCB layout of TOD PCB.

Design

Schematics & PCB are designed in KiCad 7.

Production

PCB is prepared to be automatically assembled in JLCPCB. SMD parts on bottom side should be assembled. Each SMD part has its LCSC_ITEM attribute set.

$ make fab

Authors

TOD is designed by Model Railroaders Club Brno, Jan Horáček. Inspiration from Vladimíř Soukup, Zababov.

License

Content of the repository is provided under Creative Commons Attribution-ShareAlike 4.0 License as openhardware project. You may download any data, contribute to the project, create PCB yourself or even sell it yourself.