bus-protocol
There are 2 repositories under bus-protocol topic.
8bitgeek/libezbus
EzBus is a true peer-to-peer token-bus protocol library intended to work on the RS-485 physical layer. Designed to run on resource constrained micro-controllers.
Ammar-Bin-Amir/AXI4
RTL Design of AXI4 Bus Protocol followed by AXI4-Lite Bus Protocol and Handshaking Communication Principle