Glossary
G-2
ni.com
B
breakpoint
a specified point in program code where the program pauses to perform
some action; a breakpoint interrupt can be added to a scan list for
debugging or other special needs.
bus
the group of conductors that interconnect individual circuitry in a computer.
Typically, a bus is the expansion vehicle to which I/O or other devices are
connected. Examples of PC buses are the ISA and PCI bus.
C
C
Celsius
channel
pin or wire lead on the multiplexer to which you apply or from which you
read the signal
common
a channel that is typically the output of a switch module
contact bounce
the intermittent switching that occurs when the movable metal parts of a
relay make or break contact
D
DC
direct current
debounced
indicates when the contact bounce has ended.
See
contact bounce.
device
a plug-in module, board, or pad that can contain multiple channels and
conversion devices. Some examples of devices are computers,
multimeters, multiplexers, oscillators, operator interfaces, and
counters.
diode
an electronic component that acts primarily as a one-way valve
drivers/driver software
software that controls a specific hardware device such as a switch module
E
external trigger
a voltage pulse from an external source that triggers an event such as
A/D conversion
