National Instruments FOUNDATION NI-FBUS Hardware And Software User Manual page 169

Glossary
Nifb.exe
Node
O
Object
Object Dictionary
Octet
OD
OPC
Output parameter
P
Parameter
PC
PCMCIA
PD
Physical device
PID
PN
Poll
Port
PR
NI-FBUS Hardware and Software User Manual
The NIFB process that must be running in the background for you to
use your USB-8486, PCMCIA-FBUS, or PCI-FBUS interface to
communicate between the board and the Fieldbus.
Junction or branch point in a circuit.
An element of an object dictionary.
A structure in a device that describes data that can be communicated
on the Fieldbus. The object dictionary is a lookup table that gives
information such as data type and units about a value that can be
read from or written to a device.
A single 8-bit value.
See Object Dictionary.
OLE for Process Control.
A block parameter that sends data to another block.
One of a set of network-visible values that makes up a function block.
Personal Computer.
Personal Computer Memory Card International Association.
Proportional Derivative.
A single device residing at a unique address on the Fieldbus.
Proportional/Integral/Derivative. A common control function block
algorithm that uses proportions, integrals, and derivatives in
calculation.
Probe Node.
To repeatedly inspect a variable or function block to acquire data.
A communications connection on a computer or remote controller.
Probe Response.
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