National Instruments VXI/VME 600 User Manual

Page 54

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Glossary

VXI/VMEpc 600 Series for Windows 95/NT

G-6

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National Instruments Corporation

Non-Slot 0 device

A device configured for installation in any slot in a VXIbus mainframe
other than Slot 0. Installing such a device into Slot 0 can damage the device,
the VXIbus backplane, or both.

P

PCI

Peripheral Component Interconnect. The PCI bus is a high-performance
32-bit or 64-bit bus with multiplexed address and data lines.

PCMCIA

Personal Computer Memory Card International Association

POSC

Power On Self Configuration

R

RBD

Register-Based Device

register-based device

A Servant-only device that supports VXIbus configuration registers.
Register-based devices are typically controlled by message-based devices
via device-dependent register reads and writes.

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 accessible to both

a client and a server. The memory block operates as a message buffer for
communications. This is unique to register-based interfaces such as VXI.

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