Appendix, Ction – Siemens Brodersen MC55 AT User Manual
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MC55_ATC_V04.00
Page 443 of 475
3/17/06
Confidential / Released
20.
Appendix
20.1
Restricted access to SIM data after SIM PIN authentication
The following commands can be used only after data from the SIM have been read successfully for the first time.
Reading starts after successful SIM authentication has been performed, and may take up to 30 seconds depend-
ing on the SIM used. While the read process is in progress, an attempt to use any of the following commands
will result in "+CME Error: 14" (SIM busy).
; ... AT Command not available
! ... AT command accessible immediately after PIN entry has returned OK
% ... AT command fully accessible after SIM PIN authentication has been completed
AT Command
Exec
Test
Read
Write
%
!
;
%
%
!
;
%
;
!
;
%
;
!
;
%
;
!
%
!
;
%
%
%
;
%
%
%
;
%
;
%
;
%
;
%
;
%
%
%
%
%
;
;
;
%
;
%
;
%
;
%
;
%
;
%
;
%
;
%
%
;
;
;