National Instruments NI-FBUS User Manual
Page 143

Glossary
© National Instruments Corporation
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NI-FBUS Configurator User Manual
M
Macrocycle
The least common multiple of all the loop times on a given link, or
one iteration of a the process control loop.
Manufacturer’s identification
An identifier used to correlate the device type and revision with its
device description and device description revision.
Menu
An area accessible from the command bar that displays a subset of the
possible command choices. In the NI-FBUS Configurator, refers to
menus defined by the manufacturer for a given block.
Method
Methods describe operating procedures to guide a user through a
sequence of actions.
MIB
Management Information Base.
Mode
Type of communication.
N
Nifb.exe
The NIFB process that must be running in the background for you to
use your AT-FBUS or PCMCIA-FBUS interface to communicate
between the board and the Fieldbus.
NI-FBUS API
The NI-FBUS Communications Manager.
NI-FBUS Communications
Manager
Software shipped with National Instruments Fieldbus interfaces that
lets you read and write values. It does not include configuration
capabilities.
NI-FBUS Configurator
National Instruments Fieldbus configuration software. With it, you
can set device addresses, clear devices, change modes, and read and
write to the devices.
NI-FBUS Fieldbus
Configuration System
See NI-FBUS Configurator.
NI-FBUS process
Process that must be running in the background for you to use your
AT-FBUS or PCMCIA-FBUS interface to communicate between the
board and the Fieldbus.
Non-volatile memory
Memory that does not require electricity to hold data.