National Instruments Corporation DAQCard-500 User Manual page 56

Index
I/O connector pin assignment
(illustration), 3-1
timing connections, 3-7 to 3-10
data acquisition counter and timing
connections, 3-7
event-counting application
(illustration), 3-8
EXTCONV* signal timing
(illustration), 3-7
frequency measurement application
(illustration), 3-9
general-purpose counter and timing
signal connections, 3-7 to 3-10
input/output specifications, 3-10
maximum voltage input rating, 3-10
pin assignments, 3-7
timing requirements for GATE,
CLK, and OUT signals
(illustration), 3-10
signal sources
floating, 3-3
ground-referenced, 3-3
single-channel data acquisition, 4-4
software, 1-2 to 1-4
configuration, 2-2 to 2-3
LabVIEW and LabWindows/CVI
application software, 1-2
NI-DAQ driver software, 1-3
register-level programming, 1-4
specifications
analog input, A-1
bus interface, A-2
digital I/O, A-2
environment, A-2
physical, A-2
power requirements, A-2
timing I/O, A-2
square wave generation, 3-8
stability, analog input, A-1
system noise, A-1
T
technical support, G-1
theory of operation
analog input circuitry, 4-3 to 4-4
data acquisition timing circuitry, 4-4
to 4-5
data acquisition rates, 4-5
multichannel data
acquisition, 4-5
single-channel data acquisition, 4-4
DAQCard-500 User Manual
digital I/O circuitry, 4-5 to 4-6
PC Card I/O channel interface circuitry,
4-2 to 4-3
timing I/O circuitry, 4-6 to 4-8
time-lapse measurement, 3-9
timing connections, 3-7 to 3-10
data acquisition counter and timing
connections, 3-7
event-counting application
(illustration), 3-8
EXTCONV* signal timing
(illustration), 3-7
frequency measurement application
(illustration), 3-9
general-purpose counter and timing
signal connections, 3-7 to 3-10
input/output specifications, 3-10
maximum voltage input rating, 3-10
pin assignments, 3-7
timing requirements for GATE, CLK,
and OUT signals (illustration), 3-10
timing I/O circuitry
block diagram, 4-7
counter block diagram, 4-7
theory of operation, 4-6 to 4-8
timing I/O specifications, A-2
transfer characteristics, analog input, A-1
U
unpacking the DAQCard-500, 1-4
Index-4 © National Instruments Corporation