Siemens MC55 - Manual (Page 90)

MC55 AT Command Set
4.2 AT&C
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MC55_ATC_V01.05 Page 90 of 469 2/10/04
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4.2 AT&C Set circuit Data Carrier Detect (DCD) function mode
Syntax
Command Description
This parameter determines how the state of circuit 109(DCD) relates to the detection of received line signal from
the distant end.
Parameter Description
[0] DCD line is always ON
1 (&F) DCD line is ON in the presence of data carrier only
Exec Command
AT&C
[ ]
Response(s)
OK
PIN ASC0 ASC1 MUX1 MUX2 MUX3
! % ! % % %
Reference(s)
V.25ter
(num)(&W)(&V)