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© National Instruments Corporation
Glossary-1
DAQCard-500 User Manual
Glossary
____________________________________________________
Prefix
Meaning
Value
p-
pico-
10-
12
n-
nano-
10-
9
µ-
micro-
10-
6
m-
milli-
10-
3
k-
kilo-
10
3
M-
mega-
10
6
G-
giga-
10
12
°
degrees
ohms
%
percent
1 MHz
1 MHz square wave oscillator signal
A
amperes
AC alternating
current
ACH
analog input channel signal
A/D
analog-to-digital
ADC
A/D converter
AIGND
analog input ground signal
AWG
American Wire Gauge
C
Celsius
CE
card enable signal
CLK
clock input signal
CMOS
complementary metallic oxide semiconductor
CMRR
common-mode rejection ratio
CTR
counter
D/A
digital-to-analog
DAQ
data acquisition
DAVAIL
data available signal
DC
direct current
DGND
digital ground signal
DIN
digital input signal
DOUT
digital output signal
EISA
Extended Industry Standard Architecture
EXTCONV
external convert signal to trigger A/D conversions
FIFO
first-in-first-out
GATE
gate input signal
Hz
hertz
I/O
input/output
I
OH
current, output high
I
OL
current, output low
I
OUT
output current
ISA
Industry Standard Architecture
LED
light-emitting diode