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Triggering the Oscilloscope
To use Sequence triggering
2Press the Reset: softkey and select a term to reset on.
3Press the
Term softkey and select the pattern, edge, or timeout term
displayed in the
Reset: softkey.
4 If you select
No Reset, no reset stage will be defined.
5 If you select a pattern term, each channel in the pattern must be set to
a
H (high), L (low), or X (don’t care).
a Press the Channel softkey (or rotate the Entry knob on mixed-signal
oscilloscopes) to select the channel.
b Press the L H X softkey to set a level for the channel.
c Repeat for all channels in the pattern.
6 If you select an edge term, one channel must be set to a rising edge or
a falling edge. All other channel edges will be set to don’t care (X).
a Press the Channel softkey (or rotate the Entry knob on mixed-signal
oscilloscopes) to select the channel.
b Then press
the X softkey to select rising edge or falling edge. All
other channel edges will be defaulted to don’t care.
7 If you select the
Timeout term, you will need to set a timeout value.
a Press the Term softkey and select Timeout.
b Press the Timeout softkey, then turn the Entry knob to set the timeout value.
Timeout can be set from 100 ns to 10 seconds. The timer starts when the
Find condition has been met. If the time is running and another Find
condition occurs, the time will restart from time zero.
Adjust the trigger level for the selected analog channel by turning the Trigger
Level knob. Select Threshold in the D7 Thru D0 or D15 Thru D8 menu to set the
level for the digital channel group. The value of the trigger level or digital
threshold is displayed in the upper-right corner of the display.