2201R Mobile Tester SCPI Reference Guide
Chapter 8 Configuration commands
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:CONFigure:GPRS:BS:ALPHa
Syntax
:CONFigure:GPRS:BS:ALPHa <int1>
Parameters
int1 is an integer.
The minimum value for int1 is 0, the maximum value is 15. The default value for int1 is 0.
Description
This command sets the alpha factor in (asynchronous) generator/analyzer mode (please refer to the description of
the :CONF:CSYS:GPG command for further information).
The alpha factor is one of the GPRS power control parameters. It is required by the mobile to calculate the uplink
power level it has to use on a PDCH (packed data channel).
The alpha factor is broadcast by the 2201R in the SI13 rest octets.
Query
The query form of this command returns the current setting. The string delivered back contains one integer.
Example
:CONFigure:GPRS:BS:ALPHa 10
:CONF:GPRS:BS:ALPH?
Value returned: "10"
:CONFigure:GPRS:BS:RLCMac:USF
Syntax
:CONFigure:GPRS:BS:RLCMac:USF <int1>
Parameters
int1 is an integer.
The minimum value for int1 is 0, the maximum value is 7. The default value for int1 is 0.
Description
This command sets the uplink state flag (USF) in (asynchronous) generator/analyzer mode (please refer to the
description of the :CONF:CSYS:GPG command for further information).
The USF is used to either assign a block to a particular mobile (one out of seven possible) or to mark it as unassigned.
All time slots use the same USF. The USF is part of the MAC header on the PDTCH.
Query
The query form of this command returns the current setting. The string delivered back contains one integer.
Example
:CONFigure:GPRS:BS:RLCMac:USF 0
:CONF:GPRS:BS:RLCM:USF?
Value returned: "0"
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