The working groups focused on specific areas and provided information and recommendations to the main committee.
H. Michael (Mike) Newman, Manager of the Computer Section of the Utilities and Energy Management Department at Cornell University, served as the BACnet committee chairman until June, 2000, when he was succeeded by his vice-chair of 13 years, Steven (Steve) Bushby from NIST.
In June, 2004, 17 years after the first BACnet meeting and back in Nashville, William (Bill) Swan (a.k.a.
During his term the number of committee working groups grew to 11, pursuing areas such as support for lighting, access control, energy utility/building integration, and wireless communications.
The BACnet protocol defines a number of services that are used to communicate between building devices.
The protocol services include Who-Is, I-Am, Who-Has, I-Have, which are used for Device and Object discovery.
The BACnet protocol defines a number of data link and physical layers, including ARCNET, Ethernet, BACnet/IP, BACnet/IPv6, BACnet/MSTP, point-to-point over RS-232, multidrop serial bus with token passing over RS-485, Zigbee, and LonTalk.
Under this program, the work of the BTL and WSPCert (the European BACnet certification body) is merged.
This merger forms a single point of testing for both the BTL Mark and the Certificate of Conformance.