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Chapter 10 Real-time Eye Diagram and Jitter Analysis (Option)
To Enable or Disable the Jitter Analysis Function
In the "Jitter" setting menu, press the Enable key continuously to enable or disable
the jitter analysis function. When the jitter analysis function and the jitter trend are
enabled, Math3 trend operation function is enabled by default and the trend diagram
is displayed on the screen.
To Select the Jitter Source
Press Source in the "Jitter" setting menu, then use the multifunction knob
select the desired jitter source, and then press down the knob to select the source.
You can also press Source continuously or enable the touch screen to select it. The
analog channel (CH1-CH4) can be selected to be the jitter source.
To Set the Threshold
For the threshold setting methods of the jitter, please refer to descriptions in "To Set
the Threshold" in the "Real-time Eye Analysis" section.
To Set Clock Recovery
For setting methods of the clock recovery in the jitter, refer to descriptions in "To Set
Clock Recovery" in the "Real-time Eye Analysis" section.
Note:
When the measurement item is "TIE", you need to set the clock recovery. For
other measurement items, you do not need to set the clock recovery.
To Set the Jitter Measurement
Press Measure to enter the jitter measurement menu. You can set the jitter
measurement item and the graph display mode of the jitter measurement results.
Set the jitter measurement item
⚫
The jitter measurement items supported by this oscilloscope include TIE, Cycle
to Cycle, +Width to +Width, and –Width to -Width.
Press Item, then use the multifunction knob
measurement item, and then press down the knob to select the item. You can
also press Item continuously or enable the touch screen to select it.
MSO8000 User Guide
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