355
Keysight InfiniiVision HD3-Series Oscilloscopes
User's Guide
29 UART/RS232/422/485
Triggering and Protocol
Decode
UART/RS232/422/485 Protocol Decode Setup / 355
UART/RS232/422/485 Triggering / 358
Interpreting UART/RS232/422/485 Decode / 360
Interpreting UART/RS232/422/485 Lister Data / 361
Searching for UART/RS232/422/485 Data in the Lister / 361
UART/RS232/422/485 triggering and protocol decode is included with the
Embedded Serial Analysis license.
UART/RS232/422/485 Protocol Decode Setup
To enable UART/RS232/422/485 protocol decode:
1 Press [Protocol Decode].
Or:
a From the main menu, choose Analyze > Protocol Decode....
b In the Protocol Decode dialog box, select Enable.
c Select either the P1 or P2 tab (the oscilloscope can decode two protocols at
the same time), and select On.
2 From the Mode drop-down list, select UART/RS232.
Below the Mode selection are vertical tabs for specifying Signals, Bus Config, and
Settings.
Signals The UART/RS232/422/485 protocol decode mode Signals subtab has these
controls for setting up the signals:
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