How to ? Troubleshooting circuits using a parallel bus
15. Acquire data and analyze the physical layer. If an analog channel is displayed, you ca n use Cursors to
take manual measurements or you can take automatic measurements.
16. Turn the Horizontal Scale knob to adjust the time base.
As you increase the time per division, you will see more data appear in the Bus display.
17. From the Trig menu, select the Bus trigger type.
18. Click t
he Bus box and select the appropriate bus setup <B1-B16> to acquire data from the parallel bus.
19. Click the Trigger If Logic State Goes box , and select True o r False.
20. Click the Edit button, select the Format as Binary, Hex, or Symbolic, and enter a bus pattern for the
instrument to use as the trigger event. C lick OK.
21. Acquire data from the parallel bus.
22. Push the MultiView Zoom front panel button, and scroll to the areas of interest to analyze the results.
594 DSA/DPO70000D, MSO/DPO/DSA70000C, DPO7000C, and MSO/DPO5000 Series
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