Product data

USRobotics
Command Reference
Fax Class 1 and Fax Class 1.0 Commands - 120
the received data stream.
In unframed receive modes, if the modem detects RTC as described in
Recommendation T.30 prior to initial loss of the high speed carrier, or if the
modem detects V.21 carrier after initial loss of high speed carrier, then the modem
immediately accepts the loss-of-carrier as qualified, without waiting for the FCL
timer to expire.
In HDLC receive modes, if the modem detects HDLC abort prior to initial loss of
the high speed carrier, or if the modem detects V.21 carrier after initial loss of high
speed carrier, then the modem l immediately accepts the loss-of-carrier as
qualified, without waiting for the FCL timer to expire.
Write Syntax
+FCL=<time>
Defined Values
<value> Decimal number representing the loss-of-carrier delay time in
units of 100 ms. The range is 0 - 255.
Reporting Current or Selected Values
Command: +FCL?
Response: +FCL: <time>
Example: +FCS: 0 For the default setting.
Reporting Supported Range of Parameter Values
Command: +FCL=?
Response: +FCL: (<time> range)
Example: +FCL: (0-255)
+FDD - Double Escape Character Replacement
This parameter conditions the use of the ?DLE???SUB? pair to encode
consecutive <1/0><1/0> in data. This may be used to prevent unbound expansion
of data that contains many <1/0> patterns.
Syntax
+FDD=<value>
Defined Values
<value> Decimal number corresponding to the selected option. For
modem decode of <DLE><SUB>, the defined range are: 0
<DLE> <DLE> or discard (default and only) 1 <DLE> <DLE> (not