US Robotics 56 K SOFTMODEM - COMMAND REFERENCE REV 1 Instrukcja Użytkownika Pobierz pdf (Strona 127)

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Command Reference

Fax Class 1 and Fax Class 1.0 Commands - 119

If a frame was received correctly.

If the DTE sends any character other than XON or XOFF while

the modem is in the configured flow control.

ERROR Reported if a frame was received in error.

4.2.3 Service Class 1 Parameters

+FAR - Adaptive Reception Control

If Adaptive Reception is enabled, the modem adaptively detects the selected

message carrier or V.21 control messages. If the expected carrier is detected, the

modem operates as specified in the respective +FRM=<mod> or +FRH=<mod>

commands. If V.21 flag preamble is detected instead, the modem issues a

+FRH:3 intermediate result code, and then executes an implied +FRH=3

command.

Write Syntax

+FAR=<value>

Defined Values

<value> Decimal number corresponding to the selected option.

0 Disable Adaptive Reception. (Default.)

1 Enable Adaptive Reception.

Reporting Current or Selected Values

Command: +FAR?

Response: +FAR: <value>

Example: +FAR: 0 For the default setting.

Reporting Supported Range of Parameter Values

Command: +FAR=?

Response: +FAR: (<value> range )

Example: +FAR: (0,1)

+FCL - Carrier Loss Timeout

This parameter allows the DTE to select the modem's loss-of-carrier delay

between initial loss-of-carrier and qualified loss-of-carrier, when the modem will

give up and exit a receive mode. Intermediate (less than FCL timeout) loss-of-

carrier should be indicated by insertion of the SQ-BAD signal quality indicator in

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