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SIM900 AT Command Manual

SIM900_AT Command Manual_V1.03 48 12/24/2010

setting is possible in case of 3.1kHz modern and

non-transparent service)

7 9600 bps (V.32)

71 9600 bps (V.110 or X.31 flag stuffing)

Supported if UMTS_FTR is activated

<name> 0

Data circuit asynchronous (UDI or 3.1 kHz modem)

<ce> 1 Non-transparent

Reference

GSM 07.07 [14]

Note

z GSM 02.02[1]: lists the allowed combinations of the sub parameters

z It only supports the speed of 9600bps when in non-transparent mode.

3.2.5 AT+CCFC Call Forwarding Number and Conditions Control

AT+CCFC Call Forwarding Number and Conditions Control

Response

+CCFC: (list of supported <reason>s)

Test Command

AT+CCFC=?

Parameter

See Write Command

Write Command

AT+CCFC =

<reason>,

<mode>

[, <number> [,

[, <subaddr>

[,<satype>

[,time]]]]]]

Response

TA controls the call forwarding supplementary service. Registration,

erasure, activation, deactivation, and status query are supported.

Only ,<reads> and <mode> should be entered with mode (0-2,4)

If <mode>≠2 and Command successful

If <mode>=2 and Command successful (only in connection with <reads> 0

–3)

For registered call forwarding numbers:

when <mode>=2 and command successful:

+CCFC: <status>,<class1>

[,<number>,<type>[,<subaddr>,<satype>[,<time>]]]

[<CR><LF>+CCFC: <status>,<class2>

[,<number>,<type>[,<subaddr>,<satype>[,<time>]]][…]

If no call forwarding numbers are registered (and therefore all classes are

inactive):

+CCFC: <status>, <class>

where <status>=0 and <class>=7

If error is related to ME functionality:

+CME ERROR: <err>

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