At+fclass – Siemens Brodersen MC55 AT User Manual
Page 308
MC55_ATC_V04.00
Page 308 of 475
3/17/06
Confidential / Released
12.6
AT+FCLASS Fax: Select, read or test service class
sets the ME to a particular mode of operation (data, fax). This allows the ME to process information
in a manner suitable for that type of information.
Syntax
Parameter Description
0
(&F)
Data (e.g. EIA/TIA-602 or ITU V.250)
1
Fax class 1 (EIA/TIA-578-A, Service Class 1)
2
Fax class 2 (EIA/TIA SP-2388, an early draft version of EIA/TIA-592-A - Ser-
vice class 2.1)
Notes
• Using Error Correcting Mode (ECM) when sending FAXes over GSM should be avoided.
• If
is set to 1 or 2, all incoming calls will be answered as fax calls when
is issued on multiplexer chan-
nel 1 resp. ASC0. For calls explicitly signaled as voice or data calls, this procedure will fail with result code
"NO CARRIER", but the incoming call will continue to ring.
It is possible to change the setting of
to 0 while the call is ringing, and accept the call afterwards with
Test Command
AT+FCLASS=?
Response(s)
(list of supported
OK
Read Command
AT+FCLASS?
Response(s)
OK
Write Command
Response(s)
OK
Reference(s)
PIN
ASC0 ASC1
MUX1
MUX2
MUX3 Charge
Last
EIA/TIA-592-A
!
%
!
%
!
!
!
!
!
(num)(&W)(&V)