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Serial Bus Decoding & Triggering, Search & Navigation, and Segmented Acquisition Labs
Let's now use the scope's Segmented Memory mode of acquisition to
capture 25 consecutive occurrences of CAN error conditions. But to
complete the rest of this lab your scope must be licensed with the
Segmented Memory option.
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Figure 54 Using the scope's Segmented Memory acquisition to selectively capture 100
2000 X-Series Oscilloscopes Advanced Training Guide
Push the horizontal position/delay knob to re- position the trigger point
back to center- screen.
Set the scope's timebase to 200.0 µs/div.
Press the [Run/Stop] front panel to begin repetitive acquisition again.
Press the [Trigger] front panel key.
Press the Trigger: ID & ~RTR softkey; then select All Errors using the Entry
knob.
Press the [Mode/Coupling] key in the Trigger section of the front panel;
then select the Normal trigger mode.
Press the [Acquire] front panel key.
Press the Segmented softkey; then turn the Entry knob to select 25 as
the number of segments to capture.
Press the Segmented softkey to begin a Segmented Memory acquisition.
Press the Current Segment softkey; then turn the Entry knob to review all
25 captured segments.
Set the Current Segment to 25 and note the time- tag of the last captured
segment.
CAN error conditions.
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