Serial Interface Control Commands; At&C Set Dcd Function Mode; At&D Set Dtr Function Mode - Quectel M35 Command Manual

3

Serial Interface Control Commands

3.1. AT&C Set DCD Function Mode
AT&C Set DCD Function Mode
Execution Command
AT&C[<value>]
Reference
V.25ter
Parameter
<value> 0
1
3.2. AT&D Set DTR Function Mode
AT&D Set DTR Function Mode
Execution Command
AT&D[<value>]
Reference
V.25ter
Parameter
<value> 0
1
M35_AT_Commands_Manual
Response
This parameter determines how the state of circuit 109(DCD)
relates to the detection of received line signal from the distant
end.
OK
DCD line is always ON
DCD line is ON only in the presence of data carrier
Response
This parameter determines how the TA responds when circuit
108/2(DTR) is changed from the ON to the OFF condition
during data mode.
OK
TA ignores status on DTR
ON->OFF on DTR: Change to command mode with remaining the connected call
Confidential / Released
GSM/GPRS Module
M35 AT Commands Manual
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