Specifications
AT command set for XX Siemens mobile phones and modems   
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Document No.:  A30880-A10-A001-XX-
D376 
Revision: Master R75     
Revision Date:  29. September, 2004     
  36 
OK/ERROR/+CME ERROR 
Parameter:  
<acmmax
> 
see Read command 
<passwd
> 
String type; usually PIN2 
AT+CBC
AT+CBC  Battery charge 
Test command  Response:  
AT+CBC=? 
+CBC: (list of supported <bcs
>s),(list of supported <bcl>s) 
OK/ERROR/+CME ERROR 
Parameter: 
<bcs
>  0 
ME is supplied from battery 
1 
ME has battery but is not supplied from there 
2 
ME has no battery connected 
3 
Error 
<bcl
>  0 
Battery is flat, no more actions are possible 
1-100 
charge in per cent 
Execute command  Response:  
AT+CBC 
+CBC: <bcs
>,<bcl> 
AT+CCLK
AT+CCLK  Clock 
Test command  Response:  
AT+CCLK=? 
OK/ERROR/+CME ERROR 
Read command  Response: 
AT+CCLK? 
+CCLK: <time
> 
OK/ERROR/+CME ERROR 
Parameter: 
<time
> 
string type value; format is "yy/MM/dd,hh:mm:ss+zz", where 
characters indicate the year (last two digits), month, day, hour, 
minutes, seconds and time zone; e.g. “04/05/06,22:10:00+08" 
stands for 6th of May 2004, 22:10:00 GMT +2 hours 
Write command 
AT+CCLK=<time> 
 Response: 
OK/ERROR/+CME ERROR 
 Parameter: 
<time> 
see Test command 
AT+CIND
AT+CIND  Indicator Control 
Test command  Response 
AT+CIND=? 
+CIND: ("battchg",(0-5)), 
("signal",(0-5)), 
("service",(0,1)), 
("message",(0,1)), 
("call",(0,1)), 
("roam",(0,1)), 
("smsfull",(0,1)) 
("call status",(10x-










