7.23 AT+CRC Set Cellular Result Codes for incoming call indication

The AT+CRC command controls whether or not to use the extended format of incoming call indication. <mode>=1 may lead to connection failure, if the application (e.g. WinFax) waits for the default URC.

Syntax

Test Command

AT+CRC=?

Response(s)

+CRC: (list of supported<mode>s)

OK

ERROR

Read Command

AT+CRC?

Response(s)

+CRC: <mode>

OK ERROR

Write Command

AT+CRC=[<mode>]

Response(s)

OK

ERROR

Reference(s)

GSM 07.07

PIN ASC0 ASC1 MUX1 MUX2 MUX3 Charge  Last

! % % % % % ! ! !

Unsolicited Result Codes

URC 1

RING

Indicates incoming call to the TE if <mode>=0.

URC 2

+CRING: <type>

Indicates incoming call to the TE if <mode>=1.

Parameter Description

<mode>(num)(&W)(&V)

 

[0](&F)

Disable extended format

 

 

1

Enable extended format

 

 

 

 

 

 

 

 

<type>(str)

 

 

 

 

"REL ASYNC"

Asynchronous non-transparent

 

 

 

"FAX"

Facsimile

 

 

 

"VOICE"

Voice

 

 

 

"GPRS"

<PDP_type>, <PDP_addr> [,[<L2P>][,<APN>]] GPRS network request for

 

 

PDP context activation

 

 

 

 

 

 

 

MC55_ATC_V04.00

Page 156 of 475

3/17/06

Confidential / Released

 

 

 

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Siemens MC55 AT manual At+Crc=?, At+Crc?