User manual

Glossary
NI 6034E/6035E/6036E User Manual G-6 ni.com
GPCTR0_UP_DOWN general purpose counter 0 up down
GPCTR1_GATE general purpose counter 1 gate signal
GPCTR1_OUT general purpose counter 1 output signal
GPCTR1_SOURCE general purpose counter 1 clock source signal
GPCTR1_UP_DOWN general purpose counter 1 up down
grounded measurement
system
See referenced single-ended configuration.
H
h hour
Hz hertz—the number of scans read or updates written per second
I
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
in. inches
INL integral nonlinearity—a measure in LSB of the worst-case deviation from
the ideal A/D or D/A transfer characteristic of the analog I/O circuitry
input bias current the current that flows into the inputs of a circuit
input impedance the resistance and capacitance between the input terminals of a circuit
input offset current the difference in the input bias currents of the two inputs of an
instrumentation amplifier
instrumentation
amplifier
a circuit whose output voltage with respect to ground is proportional to the
difference between the voltages at its two high impedance inputs
interrupt a computer signal indicating that the CPU should suspend its current task
to service a designated activity
UM.book Page 6 Monday, May 14, 2001 10:32 AM