At Commands And Responses To Gsm 07.07 And Gsm 07.05 - Siemens M20 Terminal Technical Description

Siemens Information and Communication Products
5.4

AT commands and responses to GSM 07.07 and GSM 07.05

Test command AT+CXXX=?
Read command AT+CXXX?
Set command AT+CXXX=<...>
Execution com- AT+CXXX
mand
Version 8 dated 15.03.00
The mobile equipment returns the list of parameters and value ranges set with
the corresponding set command or by internal processes.
This command returns the currently set value of the parameter or parameters
This command sets user-definable parameter values.
The execution command reads non-variable parameters affected by internal
processes in the telephone.
AT command interface
A
54