Protocols and where they fit

Industrial Control

• EtherNet/IP
  • Common Industrial Protocol (CIP) is one layer in this stack
  • OpENer is an open source implementation of EtherNet/IP
• Modbus
  • rmodbus is a ruby implementation of Modbus
• PROFINET ethernet adaption of fieldbus / profibus

Base Building

These are protocols commonly encountered when interfacing with core building infrastructure (Access control, environment control, alarms)

• BACnet - Engine support
  • BACnet4J java implementation
• LonWorks
  • Protocol spec
• KNX - Engine support
  • knx.net C# implementation
• OPC Classic
• OPC UA
  • Open source implementations

Lighting

• KNX
• CBus
• Dynalite