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NI 6238/6239 User Manual I-8 ni.com
Counter n Z, 7-29
counter timing, 7-26
counters, 7-26
exporting timing output using PFI
terminals, 8-3
FREQ OUT, 7-30
Frequency Output, 7-30
minimizing output glitches, B-2
simple pulse generation, 7-21
single
period measurement, 7-8
pulse generation, 7-21
retriggerable, 7-22
with start trigger, 7-21
pulse-width measurement, 7-6
semi-period measurement, 7-9
two-signal edge-separation
measurement, 7-19
software
configuring AI ground-reference
settings, 4-7
NI resources, C-1
programming devices, 2-5
timed acquisitions, 4-10
software-timed
acquisitions, 4-10
generations, 5-2
specifications, A-3, A-6
device, 1-2
start trigger, 7-32
static
digital input, 6-1
digital output, 6-1
DIO, using PFI terminals as, 8-3
support
technical, C-1
synchronization modes, 7-38
80 MHz source, 7-39
external source, 7-40
other internal source, 7-39
synchronizing multiple devices, 10-3
synchronous counting mode, 7-35
T
technical support, xviii, C-1
terminals, default counter, 7-31
Timebase
100 kHz, 10-2
20 MHz, 10-2
80 MHz, 10-2
timing output signals, exporting using PFI
terminals, 8-3
training, xvii
training and certification (NI resources), C-1
transducers, 2-3
triggering, 12-1
analog input, 4-11
counter, 7-32
with a digital source, 12-1
triggers, 12-1
AI Pause Trigger signal, 4-24
AI Reference Trigger signal, 4-22
AI Start Trigger signal, 4-21
AO Pause Trigger signal, 5-6
AO Start Trigger signal, 5-5
arm start, 7-32
pause, 7-32
PXI, 10-8
PXI_STAR, 10-8
Star Trigger, 10-8
start, 7-32
troubleshooting
analog input, B-1
analog output, B-2
counters, B-3
NI resources, C-1
two-signal edge-separation measurement
buffered, 7-20
single, 7-19