Protocol

DMX512

DMX

DMX512 lighting/show-control bus: 250 kb/s RS-485 carrying a break, mark-after-break, start code, and up to 512 channel slots. Controllers stream universes continuously; RDM adds discovery and configuration. Cabling and termination practices decide reliability more than software.

Domains

Layers

physical
application

Related protocols

RS-485

Lab ready

Differential multi-drop serial physical layer used under Modbus RTU, Profibus, and many industrial buses. Half-duplex pairs need directio…

embeddedindustrial

MIDI