SIM300D AT Command Set - Distributed Systems and Networking
SIM300D AT Command Set - Distributed Systems and Networking
SIM300D AT Command Set - Distributed Systems and Networking
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<strong>SIM300D</strong> <strong>AT</strong> <strong>Comm<strong>and</strong></strong> <strong>Set</strong><br />
Confidential SIMCOM<br />
Reference<br />
V.25ter<br />
If connection successful <strong>and</strong> non-voice call.<br />
CONNECT TA switches to data mode.<br />
Note: output only if <strong>AT</strong>X parameter setting with the<br />
>0<br />
When TA returns to comm<strong>and</strong> mode after call release<br />
OK<br />
If connection successful <strong>and</strong> voice call<br />
OK<br />
Response in case of voice call, if successfully connected<br />
OK<br />
Parameter<br />
string of dialing digits <strong>and</strong> optionally V.25ter modifiers<br />
Emergency call:<br />
dialing digits:<br />
0-9, * , #, +, A, B, C<br />
<strong>SIM300D</strong>_<strong>AT</strong>_V1.00 Page 11 of 180<br />
Following V.25ter modifiers are ignored:<br />
,(comma), T, P, !, W, @<br />
St<strong>and</strong>ardized emergency number 112(no SIM needed)<br />
string of GSM modifiers:<br />
I Actives CLIR (Disables presentation of own number<br />
to called party)<br />
i Deactivates CLIR (Enable presentation of own<br />
number to called party)<br />
G Activates Closed User Group invocation for this call<br />
only<br />
g Deactivates Closed User Group invocation for this call<br />
only<br />
only required to set up voice call , return to comm<strong>and</strong> state<br />
Note<br />
� Parameter “I” <strong>and</strong> “i” only if no *# code is within the dial string<br />
� is default for last number that can be dialed by <strong>AT</strong>DL<br />
� *# codes sent with <strong>AT</strong>D are treated as voice calls. Therefore, the<br />
comm<strong>and</strong> must be terminated with a semicolon “;”<br />
� See <strong>AT</strong>X comm<strong>and</strong> for setting result code <strong>and</strong> call monitoring<br />
parameters.<br />
Responses returned after dialing with <strong>AT</strong>D<br />
� For voice call two different responses mode can be determined. TA<br />
returns “OK” immediately either after dialing was completed or after<br />
the call is established. The setting is controlled by <strong>AT</strong>+COLP. Factory
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