USB serial bus menu fields and controls.
Field or control Description
Display Turns on or off displaying the bus on the Waveform view.
Label Enter a label for the bus. The default label is the selected bus type.
To enter label text, double-tap the field and enter label using the virtual keyboard, or tap the
field and enter text from an attached keyboard.
Position Sets the vertical position of the bus waveform. The default position is vertically centered in a
slice (in Stacked mode), or center screen in Overlay mode. The unit of position is screen
divisions.
Set to 0 Sets the vertical position to 0 divisions (centered vertically in a slice or on the screen.
Bus Type Set to USB.
Speed Set the speed to match the USB bus you are acquiring.
Selecting High Speed (480 Mbps) sets the Signal Type to Differential.
Signal type Set to match the USB signal you are acquiring (Single Ended or Differential). Use a differential
probe to acquire the differential USB signal.
Selecting High Speed (480 Mbps) sets the Signal Type to Differential.
Both Single Ended and Diff can be used to measure Full (12 Mbps) and Low (1.2 Mbps) speed
USB signals.
Source Select the channel source for the signal from a differential probe.
Only available when Signal Type = Diff.
High Threshold Set the high threshold level for the differential signal.
Low Threshold Set the low threshold level for the differential signal.
D+ Input Select the channel source and set the threshold level for the Data+ signal.
Only available when Signal Type = Single Ended.
D- Input Select the channel source and set the threshold level for the Data- signal.
Only available when Signal Type = Single Ended.
Display Format Sets the waveform view to show just the decoded bus information, or the decoded bus plus the
source signal waveforms.
Decode Format Sets the decode format used to display the bus information. Formats are Hex and Binary.
Menus and dialog boxes
218 MSO54, MSO56, MSO58, MSO58LP, MSO64 Help
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