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Chapter 5 To Trigger the Oscilloscope RIGOL
DS8000-R User Guide 5-19
âš« H: sets the pattern of the channel selected to "H", i.g. the voltage level is higher
than the trigger level of the channel.
âš« L: sets the pattern of the channel selected to "L", i.g. the voltage level is lower
than the trigger level of the channel.
âš« X: sets the pattern of the channel selected to "X", i.g. this channel is not used as
a part of the pattern. When all channels in the pattern are set to "X", the
oscilloscope will not trigger.
Trigger Condition:
Click When to select the trigger condition.
âš« >: triggers when the duration of the pattern is greater than the preset time.
Click Lower to set the lower limit of the duration of the pattern. Its range is
from 800 ps to 10 s.
âš« <: triggers when the duration of the pattern is smaller than the preset time.
Click Upper to set the upper limit of the duration of the pattern. Its range is
from 800 ps to 10 s.
âš« <>: triggers when the duration of the pattern is smaller than the upper limit of
the preset time and greater than the lower limit of the preset time. Click Upper
to set the upper limit of the duration of the pattern, and the range is from 801 ps
to 10 s. Click Lower to set the lower limit of the duration of the pattern, and the
range is from 800 ps to 9.9 s.
âš« ><: triggers when the duration of the pattern is greater than the upper limit of
the preset time or smaller than the lower limit of the preset time. Click Upper to
set the upper limit of the duration of the pattern, and the range is from 801 ps to
10 s. Click Lower to set the lower limit of the duration of the pattern, and the
range is from 800 ps to 9.9 s.
Note: The lower time limit must be smaller than the upper time limit.
All Bits:
Click All Bits to set the pattern of all trigger sources to the pattern setting selected
currently.
Trigger Mode:
For details, refer to descriptions in "Trigger Mode".
Trigger Parameter Setting:
For details, refer to descriptions in "Trigger Holdoff" and "Noise Rejection".
Trigger Level:
Refer to "Trigger Level". The current trigger level value is displayed at the
upper-right corner of the screen.
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