Documentation

Reference notes on the standards and hardware behind the project. Facts are sourced and dated; our own opinions are marked as commentary.

RailCom

The DCC feedback channel: how a decoder talks back to the command station and to detectors on the track.

RailCom introduction
Why you would want RailCom: which locomotive is in a block, live data from the decoder, CVs read on the main, automatic logon, and what you need to get it.
RailCom standards
Who writes the RailCom standards, which documents define it, which edition is current, and which one to read first.
Which RailCom decoder does what
An index of decoders by maker and model, with the RailCom features each one has, from the maker's documentation or our own tests.