MDO3000 Programmer Manual.pdf - 第741页

Commands Listed in Alphabetical Order Arguments ANY indicates t he oscilloscope w ill search for any type of special packet. PREamble indicates the oscilloscope will sear ch for a preamble special packet. RESERVed indica…

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Commands Listed in Alphabetical Order
Conditions
This command re
quires 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>:USB:SOFFRAMENUMber
<QString>
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:USB:SOFF
RAMENUMber?
Related Commands
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:USB:CONDition,
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:USB:TOKENType
Arguments
<QString> within the range 000 0000 0000 to 111 1111 1111 (000 hex to 7FF
hex).
Examples
SEARCH:SEARCH1:TRIGGER:A:BUS:B1:USB:SOFFRAMENUMBER
“00000001000”
sets the start of frame number to 00000001000 (008 hex).
SEARCH:SEARCH1:TRIGGER:A:BUS:B1:USB:SOFFRAMENUMBER? might
return
:SEARCH:SEARCH1:TRIGGER:A:BUS:B1:USB:SOFFRAMENUMBER
“00000001001”
, which indicates that the start of frame number is 00000001001
(009 hex).
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:USB:SPECIALType
This command specifies the packet ID (PID) for the special packet to be used in
a USB search: any, preamble or reserved.
SEARCH<x> is the search number,
whichisalways1,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>:USB:SPECIALType
{ANY|PREamble|RESERVed}
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:USB:SPECIALType?
2-710 MDO4000/B/C, MSO/DPO4000B and MDO3000 Series Oscilloscopes Programmer Manual
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:SPECIALTYPE PREAMBLE sets
the special packet type to preamble.
SEARCH:SEARCH1:TRIGGER:A:BUS1:USB:SPECIALTYPE? might return
:SEARCH:SEARCH1:TRIGGER:A:BUS1:USB:SPECIALTYPE 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>:USB:SPLit:ET:VALue
{NOCARE|CONTRol|ISOchronous|BULK|INTERRUPT}
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:USB: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:SPLit: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
Commands Listed in Alphabetical Order
SEARCH:SEARCH
1:TRIGger:A:BUS:B1:USB:SPLit:ET:VALue?
might
return BULK, indicating that the bulk endpoint type has been specified to search
for.
SEARCH:SEAR
CH<x>:TRIGger:A:BUS:B<x>:USB:SPLit:HUB:VALue
When searching on a high-speed USB split transaction, this command specifies
the split transaction hub address value to search for. The value can be up to 7
character
s long. The default is all X’s (don’t care).
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
m
odels are recommended for high-speed (HS) USB.
Group
Search
Syntax
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:USB:SPLit:HUB:VALue
<QString>
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:USB:SPLit:HUB:VALue?
Related Commands
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:USB:SPECIALType
Arguments
QString is a quoted string of up to 7 characters. The valid characters are 0 and 1.
Examples
SEARCH:SEARCH1:TRIGger:A:BUS:B1:USB:SPLit:HUB:VALue “001010”
sets the split transaction hub address to search for to 001010.
SEARCH:SEARCH1:TRIGger:A:BUS:B1:USB:SPLit:HUB:VALue? might
return XXXXXXX, indicating that the hub address value to search for doesn’t
matter.
SEARCH:SEARCH<x>:TRIGger:A:BUS:B<x>:USB:SPLit:PORT:VALue
When searching on a high-speed USB split transaction, this command specifies
the split transaction port address value to search for. The value can be up to7
characters long. The default is all X’s (don’t care).
SEARCH<x> is the search
number, which is always 1, and
B<x>
2-712 MDO4000/B/C, MSO/DPO4000B and MDO3000 Series Oscilloscopes Programmer Manual