Glossary
PCI/PXI-6703/6704 User Manual G-4 © National Instruments Corporation
interrupt a computer signal indicating that the CPU should suspend its current task
to service a designated activity
interrupt level the relative priority at which a device can interrupt
I/O input/output—the transfer of data to/from a computer system involving
communications channels, operator interface devices, and/or data
acquisition and control interfaces
I
OH
current, output high
I
OL
current, output low
K
KB kilobytes—1,024 bytes when referring to memory
L
LED light-emitting diode
LSB least significant bit
M
m meters
max maximum
min minimum
MSB most significant bit
N
NC not connected
NI-DAQ National Instruments driver software for DAQ hardware