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Data Addendum
Host-Based Controller Modem
June 15, 1998
AT Command Set
AT Fax Commands Reference (continued)
Version 1.0
Lucent Technologies Inc.
39
+FTH=<m>
Transmit HDLC Data with <m> Carrier
This command causes the modem to transmit data framed in the HDLC protocol at the modulation specified
by <m>.
Command Option
Modulation
Speed (bits/s)
+FTH=3
V.21 Channel 2
300
+FTH=24
V.27ter
2400
+FTH=48
V.27ter
4800
+FTH=72
V.29
7200
+FTH=96
V.29
9600
+FTH=73
V.17
7200
+FTH=74
V.17 (short train)
7200
+FTH=97
V.17
9600
+FTH=98
V.17 (short train)
9600
+FTH=121
V.17
12000
+FTH=122
V.17 (short train)
12000
+FTH=145
V.17
14400
+FTH=146
V.17 (short train)
14400
+FRH=<m>
Receive HDLC Data with <m> Carrier
This command causes the modem to receive data framed in the HDLC protocol at the modulation specified
by <m>.
Command Option
Modulation
Speed
(bits/s)
+FRH=3
V.21 Channel 2
300
+FRH=24
V.27ter
2400
+FRH=48
V.27ter
4800
+FRH=72
V.29
7200
+FRH=96
V.29
9600
+FRH=73
V.17
7200
+FRH=74
V.17 (short train)
7200
+FRH=97
V.17
9600
+FRH=98
V.17 (short train)
9600
+FRH=121
V.17
12000
+FRH=122
V.17 (short train)
12000
+FRH=145
V.17
14400
+FRH=146
V.17 (short train)
14400