BiDiB: BiDirectional Bus

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Summary: BiDiB (BiDirectional Bus) is an open and vendor independent communication bus for digital control of a model railway.


BiDiB aims to address limitations in existing bus protocols such as insufficient bandwidth and lack of an open standard that allows interoperability with other systems.


  • Open standard making it vendor independent.
  • Fast and reliable operation.
  • Supports multiple physical connections: USB, Ethernet, Wireless
  • Supports Railcom based feedback

Hardware Implementations

The following is a list of hardware vendors that support BiDiB

Compatible Control Software

These are railroad control programs that support BiDiB hardware

External links