ARINC 429 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 using 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 ARINC429.
Polarity Select the polarity to match the ARINC 429 bus being acquired.
Source Select the ARINC 429 signal source.
High Threshold, Low
Threshold
Sets the valid high and low threshold values for the signal source.
Bit Rate Sets the bit rate to 12,500, 100,000, or Custom.
Custom Rate Sets a custom data bit rate. To set the value, tap the field and use the Multipurpose knob,
double-tap the field and use the Custom Rate virtual keypad, or double-tap the field and use an
attached keyboard.
Only available when Bit Rate = Custom.
Data Format Sets the data format to Data (19 bits), SDI (Source/Destination Identifiers) plus data (21 bits), or
SDI plus Data plus Sign/Status Matrix (SSM) (23 bits.
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, Binary, and
Mixed Hex.
Menus and dialog boxes
MSO54, MSO56, MSO58, MSO58LP, MSO64 Help 193
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