Specifications

AT command set for S45 Siemens mobile phones and modems
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Siemens Document No.: A30880-A10-A001-3-D376
Revision: 1.8
Revision Date: 30. November, 2001
80
2.3.11.20 AT+FREV
AT+FREV Identify Product Revision
Read command
AT+FREV?
Used for FAX class 2 only
This command sends the revision identification to the TA.
Response
V2.550
OK
2.3.11.21 AT+FRH
AT+FRH Receive Data Using HDLC Framing
Execute command
AT+FRH=<mod>
Used for FAX class 1 only
This command causes the TA to receive frames using the HDLC protocol
and the modulation defined below. An ERROR response code results if this
command is issued while the modem is on-hook.
Parameter
<mod>
modulation mode
3
V21 Ch2 300 bps
Response
CONNECT/ERROR
2.3.11.22 AT+FRM
AT+FRM Receive Data
Test command
AT+FRM=?
Used for FAX class 1 only
This command causes the TA to enter the receiver-mode using the modulation
defined below.
An ERROR response code results if this command is issued while the modem is
on-hook
Parameter
<mod>
96
V.29 9600 bps
72
V.29 7200 bps
48
V.27ter 4800 bps
24
V.27ter 2400 bps
Response
(List of supported modulation modes <mod>s)
OK
Write command
AT+FRM=<mod>
Response
CONNECT
Parameter