The Physical Interface Boards OS81xxx offer an interface to easily connect customer applications to MOST networks.

The Physical Interface Board OS81xxx encapsulates the complete physical hardware interface of a MOST network. It connects to a customized application board that includes an External Host Controller (EHC).

The Physical Interface Board is part of SMSC's INIC Evaluation Platforms.
For MOST150 a Physical+ Interface Board OS81110 featuring MediaLB 6-Pin is available.