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
81
2.3.11.23 AT+FRS
AT+FRS Receive Silence
Write command
AT+FRS=<time>
Used for FAX class 1 only
This command causes the TA to report an OK result code to the TE after <time>
10 millisecond intervals of silence have been detected on the line. This command
is aborted if any character is received by the DTE. The modem discards the
aborting character and issues an OK result code. An ERROR response code
results if this command is issued while the mode is on-hook.
Parameter
<time>
0 .. 255 number of 10 millisecond intervals
Response
(List of supported modulation modes <mod>s)
OK
2.3.11.24 AT+FTH
AT+FTH Transmit Data Using HDLC Framing
Write command
AT+FTH=<mod>
Used for FAX class 1 only
This command causes the TA to transmit data using HDLC protocol and the
modulation mode defined below.
An ERROR response code results if this command is issued while the modem is
on-hook.
Parameter
<mod>
3
V.21 Ch2 300 bps
Response
CONNECT
2.3.11.25 AT+FTM
AT+FTM Transmit Data
Test command
AT+FTM=?
Used for FAX class 1 only
This command causes the TA to transmit data using the modulation mode
defined below.
An ERROR response code results if this command is issued while the modem is
on-hook.
Parameter
<mod>
modulation mode
96
V.29 9600 bps
72
V.29 7200 bps
48
V.27ter 4800 bps
24
V.27ter 2400 bps
Write command
AT+FTM=<mod>
Parameter
<mod>
See Test command
Response
CONNECT