WILLTEK 4403 - Page 337

Appendix A SCPI Command Reference
CONFigure subsystem
WCDMA Options Version 6.20
315
:CONFigure:WCDMa:MEASure:RFRX:BITPattern
:CONFigure:COUPloss:STATe
:CONFigure:COUPloss:NAME
Query
The query form of this command will return the current setting of the Willtek 4400.
The string delivered will contain one integer number.
Example
:CONF:WCDM:MEAS:POL:WIND:OFFS 6
:CONF:WCDM:MEAS:POL:WIND:OFFS?
Value returned in this example: 6
.
Syntax
:CONFigure:WCDMa:MEASure:RFRX:BITPattern <PredefExp>
Parameters
PredefExp is one of the following predefined expressions:
PRBS9|PRBS15|PRBS23|ALLZero|ALLOne|ONEZero|ZEROone.
Default is PRBS9.
Description
This command sets the bit pattern for the WCDMA signal.
Query
The query form of this command returns the current setting. A query will return a
string, containing one of the predefined expressions explained above.
Example
:CONF:WCDM:MEAS:RFRX:BITP ONEZero
:CONF:WCDM:MEAS:RFRX:BITP?
Value returned in this example "ONEZero"
.
Syntax
:CONFigure:COUPloss:STATe <PredefExp1>
Parameters
PredefExp1
is one of the following predefined expressions: ON|OFF.
Default is OFF.
Description
This command switches the use of a coupling loss table either ON
or OFF.
Note: Coupling loss tables are used to compensate e.g. losses in cables. For more
details, please refer to section Coupling Loss.
Query
The query form of this command will return the current setting. The string delivered
will contain one predefined expression as explained above.
Example
:CONFigure:COUPloss:STATe ON
:CONF:COUP:STAT?
Value returned in this example: "ON"
Syntax
:CONFigure:COUPloss:NAME <string1>
Parameters
string1
is a string, specifying the complete file name (and directory) of the cou-
pling loss file to be loaded.
The maximum length of string1 is 50 characters.
The default for string1 is "example.cpl".
Description
This command loads the coupling loss description file, specified with the command's
parameter. Please note that the data contained in the file need to be activated (using
the CONF:COUP:STAT ON command described above) before the data contained
in the file specified will have any effect on the measurement results.
For more details, please refer to section Coupling Loss.