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Glossary
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National Instruments Corporation
G-5
S
s
seconds
SCXI
Signal Conditioning eXtensions for Instrumentation (bus)
SDK
Software Developer’s Kit
SERCLK
Serial Clock signal
SERDATIN
Serial Data In signal
SERDATOUT
Serial Data Out signal
SLOT0SEL*
Slot 0 Select signal
SPICLK
Serial Peripheral Interface Clock signal
SS*
Slot-select signal
STB
Strobe Input signal
T
TTL
transistor-transistor logic
typ
typical
U
UP/BP*
Unipolar/bipolar bit
V
V
volts
V±
in
positive/negative input voltage
V
cm
common-mode noise
V
diff
differential input voltage
VDC
volts direct current
V
EXT
external voltage
VI
virtual instrument
V
m
measured voltage