This is not yet a terribly useful section.
API Application Programming Interface
EPICS Experimental Physics and Industrial Control System
GDD Generalized Device Descriptor
Channel Access EPICS software that supports network independent access to IOC databases.
Control DEVice API (originating at Jefferson Lab) that provide message system independent means of interacting with an underlying control system.
Input/Output Controller The VME/VXI based chassis containing a real-time processor, various I/O modules, and VME modules that provide assess to other I/O buses such as GPIB.