BACnet collapses the seven-layer OSI model into a version consisting of only four layers: Application, Network, Data Link and Physical.
Understanding BACnet Part 1: Briefly, What is BACnet?
Introduction to BACnet modeling and how the object-oriented structure uses Objects, Properties and Services.
Understanding BACnet Part 2: Device Modeling
Objects, Properties and Services.
Understanding BACnet Part 4: BACnet Services
BACnet commands to access and manipulate information and additional functions at the application layer.
Understanding BACnet Part 5: Interoperability
Data Sharing, Alarm and Event Management, Scheduling, Trending, and Device and Network Management.
Understanding BACnet Part 6: BACnet BIBBs
How BIBBs are used to clarify the BACnet client/server concept and how BIBBs relate to device profiles.
Understanding BACnet Part 7: BACnet Device Profiles
How Device Profiles are developed from BIBBs to help us understand how BIBBs function.
Understanding BACnet Part 8: BACnet Compliance
Making a commercial device compliant to the BACnet standard.