492 Keysight InfiniiVision 3000T X-Series Oscilloscopes User's Guide
31 MIL-STD-1553/ARINC 429 Triggering and Serial Decode
• SDI -
2 bits.
• Data - 19 bits.
• SSM - 2 bits.
• Label/Data/SSM:
• Label - 8 bits.
• Data - 21 bits.
• SSM - 2 bits.
• Label/Data:
• Label - 8 bits.
• Data - 23 bits.
4 If the decode line does not appear on the display, press the [Serial] key to turn it
on.
5 If the oscilloscope is stopped, press the [Run/Stop] key to acquire and decode
data.
You can use the horizontal Zoom window for easier navigation of the decoded data.
See Also • “Interpreting ARINC 429 Decode" on page 493
• “ARINC 429 Totalizer" on page 494
• “Interpreting ARINC 429 Lister Data" on page 495
• “Searching for ARINC 429 Data in the Lister" on page 495
If the setup does not produce a stable trigger, the ARINC 429 signal may be slow enough that
the oscilloscope is AutoTriggering. Press the [Mode/Coupling] key, then press the Mode
softkey to set the trigger mode from Auto to Normal.