At Fax Commands Reference - Lucent Technologies Host-Based Controller Modem AT Data Addendum

Host-Based Controller Modem
AT Command Set
1998

AT FAX Commands Reference

+FCLASS?
This command causes the modem to display the current setting. The modem can operate either as a Class 0
data modem or a class 1 FAX modem.
Typical responses:
+FCLASS?
if in
+FCLASS=? Service Class Capabilities
This command causes the modem to display the classes it supports.
Typical responses:
+FCLASS = ? 0, 1, 8, 80
+FCLASS=n Service Class Selection
This command sets the modem for class n operation, where n is either a 0 or 1.
Parameters:
Default:
Command options:
+FCLASS = 0 Select data mode.
+FCLASS = 1 Select Facsimile Class 1.
+FCLASS = 8 Select voice mode.
+FLCASS = 80 Select VoiceView mode.
+FTS=<n>
This command causes the modem to stop transmitting data and pause for 10 * n ms. At the end of this period,
the modem then responds OK. You can specify any number from 0 through 255 as the value of n; for example, a
value of 5 specifies a period of 50 ms.
n = 0 255 (10 ms intervals)
+FRS=<n>
This command causes the modem to listen and wait for a 10 * n ms period of silence on the line. At the end of
this period, the modem then responds OK. You can specify any number from 0 through 255 as the value of n; for
example, a value of 5 specifies a period of 50 ms.
n = 0 255 (10 ms intervals)
37
Service Class Indication
000 if in data mode; 001 if in FAX class 1, 008 if in voice mode, and 080
0, 1, 8, 80
0
Transmission Silence
Receive Silence
Version 1.0
†
VoiceView mode.
Data Addendum
June 15,
Lucent Technologies Inc.