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PC-OPDIO-16 User Manua Glossary-2 © National Instruments Corporation
ID identification
IGND isolated input ground signal
INL integral nonlinearity
I/O input/output
I
OH current, output high
I
OL current, output low
IOUT current output signal
ISA Industry Standard Architecture
LED light-emitting diode
LSB least significant bit
MB megabytes of memory
MC Micro Channel
MSB most significant bit
NC not connected (signal)
OUT output signal
PA port A
PB port B
PPI programmable peripheral interface
PPM parts per million
R
EXT external resistance
rms root mean square
S samples
s seconds
SCXI Signal Conditioning eXtensions for Instrumentation
SDK Software Development Kit
SHIELD shield signal
TTL transistor-transistor logic
V volts
VAC volts, alternating current
VCC0 isolated Vcc for output signal
VDC volts, direct current
VDMAD Virtual DMA Driver
V
EXT external volts
V
IH
volts, input high
V
IL
volts, input low
VIN isolated input voltage signal
V
in
volts in
V
OH
volts, output high
V
OL
volts, output low
VOUT isolated output signal