Commands Listed in Alphabetical Order
Arguments
ANY indicates t
he oscilloscope will search for any type of special packet.
PREamble indicates the oscilloscope will search for a preamble special packet.
RESERVed indicates the oscilloscope will search for a reserved special packet.
Examples
SEARCH:SEARCH1:TRIGGER:A:BUS1:USB:SPEC IALTYPE PREAMBLE sets
the special packet type to preamble.
SEARCH:SEARCH1:TRIGGER:A:BUS1:USB:SPEC IALTYPE? might return
:SEARCH:SEARCH1:TRIGGER:A:BUS1:USB:SPE CIALTYPE PREAMBLE,
indicating that the special type is set to preamble.
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:USB:SPLit:ET:VALue
When searching on a high-speed USB split transaction, this command specifies
the split transaction endpoint type value to search for.
SEARCH<x> is the search
number, which is always 1, and
B<x>
Conditions
This command requires the DPO4USB application module to be installed, except
for MDO3000 models, which require the MDO3USB. Note that 1 GHz bandwidth
models are recommended for high-speed (HS) USB.
Group
Search
Syntax
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:US B:SPLit:ET:VALue
{NOCARE|CONTRol|ISOchronous|BULK|INTER RUPT}
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:US B:SPLit:ET:VALue?
Related Commands
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:USB:SPECIALType
Arguments
NOCARE — any endpoint type.
CONTRol — control endpoint type.
ISOchronous — isochronous endpoint type.
BULK — bulk endpoint type (BULK-IN or BULK-OUT).
INTERRUPT — interrupt endpoint type (Interrupt-IN).
Examples
SEARCH:SEARCH1:TRIGger:A:BUS:B1:USB:SP Lit:ET:VALue iso sets the
endpoint type to sear
ch for to isochronous.
MDO4000/B/C, MSO/DPO4000B and MDO3000 Series Oscilloscopes Programmer Manual 2-711
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