JYTEK PCIe-69834, Руководство пользователя

Страница: 42 / 50

32 Operations
falltime
Duration of
signal falling
from high to low
reference level
Refer to Figure 3-16,
“Waveform Transition”
Double Sec
high
Voltage high,
calculated via
histogram, using
the voltage of
the histogram
bin with the
maximum
number of hits
above 60% of
the peak-to-
peak value of
the waveform
high->value
wd_hist
_bin
V
low
Voltage low,
calculated via
histogram, using
the voltage of
the histogram
bin with the
maximum
number of hits
below 40% of
the peak-to-
peak value of
the waveform
low->value
wd_hist
_bin
V
ampl
Amplitude,
difference
between voltage
high and voltage
low
vol_high – vol_low
Refer to
Double V
pospreshoot
Peak distortion
preceding a
valid positive
transition
((voltage low – local min)/
amplitude)*100%
Double
Parameter Descr. Comments Type Unit