National Instruments USB-621 Series User Manual page 203

Index
minimizing output glitches, B-3
output, minimizing glitches on, 5-2
simple pulse generation, 8-21
single
period measurement, 8-6
point edge counting, 8-2
pulse generation, 8-21
retriggerable, 8-22
with start trigger, 8-22
pulse-width measurement, 8-4
semi-period measurement, 8-8
two-signal edge-separation
measurement, 8-20
single-ended connections
for floating signal sources, 4-31
referenced single-ended
configuration, 4-31
software
configuring AI ground-reference
settings, 4-5
NI resources, C-1
programming devices, 2-5
software-timed
acquisitions, 4-8
generations, 5-2
specifications, A-1
device, 1-2
stacking, 1-6
start trigger, 8-33
static DIO
USB-6210/6211/6215/6218, 6-2
USB-6212/6216, 6-5
using PFI terminals as, 7-3
strain relief, 1-4
support, technical, C-1
switching from a large to a small input
range, 4-6
synchronous counting mode, 8-37
NI USB-621x User Manual
T
technical support, C-1, xviii
terminal configuration, 4-3
analog input, 4-1
terminals
connecting counter, 8-32
NI-DAQmx default counter, 8-32
Timebase
100 kHz, 10-1
20 MHz, 10-1
80 MHz, 10-1
timed acquisitions, 4-8
timing output signals, exporting using PFI
terminals, 7-3
top panel
USB-6212 BNC, A-13
USB-6216 BNC, A-13
USB-6218 BNC, A-21
training, xviii
training and certification (NI resources), C-1
transducers, 2-3
trigger, 12-1
arm start, 8-33
pause, 8-33
start, 8-33
triggering, 12-1
analog input, 4-10
counter, 8-33
with a digital source, 12-1
troubleshooting
analog input, B-1
analog output, B-3
NI resources, C-1
two-signal edge-separation
measurement, 8-19
buffered, 8-20
single, 8-20
I-10 ni.com