National Instruments 5411 - Manual (Page 72)

Glossary
DAQArb 5411 User Manual G-6 © National Instruments Corporation
H
h hour
hardware the physical components of a computer system, such as the circuit
boards, plug-in boards, chassis, enclosures, peripherals, cables, and so
on
Hz hertz—the number of cycles or repetitions per second
I
IC integrated circuit
IEEE Institute of Electrical and Electronics Engineers
in. inches
instruction FIFO the FIFO that stores the waveform generation staging list
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
ISA industry standard architecture
K
k kilo—the standard metric prefix for 1,000, or 10
3
, used with units of
measure such as volts, hertz, and meters
K kilo—the prefix for 1,024, or 2
10
, used with B in quantifying data or
computer memory
kbytes/s a unit for data transfer that means 1,000 or 10
3
bytes/s
kS 1,000 samples