SimCom SIM7500 Series

Smart Machine Smart Decision
SIM7500_SIM7600 Series_AT Command Manual_V1.07 2017-12-25
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<DTE>
0 – none (default)
2 – CTS hardware flow control
Examples
AT+IFC?
+IFC: 0,0
OK
AT+IFC=?
+IFC: (0,2),(0,2)
OK
AT+IFC=2,2
OK
3.15 AT&C Set DCD function mode
Description
This command determines how the state of DCD PIN relates to the detection of received line signal
from the distant end.
SIM PIN References
NO V.25ter
Syntax
Execution Command Responses
AT&C[<value>] OK
ERROR
Defined values
<value>
0 DCD line shall always be on.
1 DCD line shall be on only when data carrier signal is present.
2 Setting winks(briefly transitions off,then back on)the DCD line when data calls end.
Examples
AT&C1
OK
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