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Glossary
Getting Started with Your VXIpc-850 G-6 © National Instruments Corporation
RESMAN The name of the National Instruments Resource Manager in
NI-VXI bus interface software. See Resource Manager.
Resource Manager A message-based Commander located at Logical Address 0,
which provides configuration management services such as
address map configuration, Commander and Servant mappings,
and self-test and diagnostic management.
retry An acknowledge by a destination that signifies that the cycle did
not complete and should be repeated.
S
s seconds
Servant A device controlled by a Commander; there are message-based
and register-based Servants.
Shared Memory Protocol A communication protocol that uses a block of memory that is
accessible to both a client and a server. The memory block
operates as a message buffer for communications.
SIMM Single In-line Memory Module
slave A functional part of a VME/VXIbus device that detects data
transfer cycles initiated by a VMEbus master and responds to the
transfers when the address specifies one of the device’s registers.
Slot 0 device A device configured for installation in Slot 0 of a VXIbus
mainframe. This device is unique in the VXIbus system in that it
performs the VMEbus System Controller functions, including
clock sourcing and arbitration for data transfers across the
backplane. Installing such a device into any other slot can
damage the device, the VXIbus backplane, or both.
T
trigger Either TTL or ECL lines used for intermodule communication.
TTL Transistor-Transistor Logic