Keysight Technologies InfiniiVision 4000 X Series

1140 Keysight InfiniiVision 4000 X-Series Oscilloscopes Programmer's Guide
31 :SBUS<n> Commands
:SBUS<n>:USBPd:TRIGger:HEADer
(see page 1610)
Command Syntax
:SBUS<n>:USBPd:TRIGger:HEADer <type>
<type> ::= {CMESsage | DMESsage | EMESsage | VALue}
When the Header Content trigger mode is selected (with the
":SBUS<n>:USBPd:TRIGger HEADer" command), the
:SBUS<n>:USBPd:TRIGger:HEADer command selects the header type:
•CMESsage — Control Message, triggers on control message types (0 data object).
When the CMESsage header type is selected, use the
:SBUS<n>:USBPd:TRIGger:HEADer:CMESsage command to select the control
message type.
•DMESsage — Data Message, triggers on data message types (1 or more data
objects).
When the DMESsage header type is selected, use the
:SBUS<n>:USBPd:TRIGger:HEADer:DMESsage command to select the data
message type.
•EMESsage — Extended Message, triggers on extended message types (bit 15 is
set).
When the EMESsage header type is selected, use the
:SBUS<n>:USBPd:TRIGger:HEADer:EMESsage command to select the
extended message type.
•VALue — Value, triggers on a user-defined header value.
When the CMESsage header type is selected, use the
:SBUS<n>:USBPd:TRIGger:HEADer:VALue command to specify the
user-defined header value.
Query Syntax
:SBUS<n>:USBPd:TRIGger:HEADer?
The :SBUS<n>:USBPd:TRIGger:HEADer? query returns the selected header type.
Return Format
<type><NL>
<type> ::= {CMES | DMES | EMES | VAL}
See Also • ":SBUS<n>:USBPd:SOURce" on page 1138
• ":SBUS<n>:USBPd:TRIGger" on page 1139
• ":SBUS<n>:USBPd:TRIGger:HEADer:CMESsage" on page 1142
• ":SBUS<n>:USBPd:TRIGger:HEADer:DMESsage" on page 1144
• ":SBUS<n>:USBPd:TRIGger:HEADer:EMESsage" on page 1145
• ":SBUS<n>:USBPd:TRIGger:HEADer:VALue" on page 1147