US Robotics 56 K SOFTMODEM - COMMAND REFERENCE REV 1 Manuel d'utilisateur Page 126

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USRobotics
Command Reference
Fax Class 1 and Fax Class 1.0 Commands - 118
Reporting Supported Range of Parameter Values
Command: +FTH?
Response: +FTH?
Example: +FTH: 98 For V.17 9600 bps.
+FRH - Receive Data with HDLC Framing
This command causes the modem to receive frames using HDLC protocol and the
modulation defined below. An ERROR response code results if this command is
issued while the modem is on-hook.
Syntax
+FRH=<mod>
Defined Values
<mod> Decimal number corresponding to the selected modulation mode
and data rates shown in Table 4-2.
Reporting Current or Selected Values
Command: +FRH?
Response: +FRH: <mod>
Example: +FRH: 98 For V.17 9600 bps.
Reporting Supported Range of Parameter Values
Command: +FRH?
Response: +FRH?
Example: +FRH: 98 For V.17 9600 bps.
Result Codes
CONNECT Reported for either of two conditions:
1. When the selected carrier is detected with an HDLC flag.
2. If the DTE sends another +FTH=<MOD> command after
sending the result code indicating frame reception is complete.
+FCERROR Reported if a different carrier is detected and
FAR=0.
NO CARRIER Reported if loss of carrier is detected.
OK Reported for either of two conditions:
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