At+Ifc Set Te-Ta Local Data Flow Control - Quectel EC25 Command Manual

Reference
V.25ter
Parameter
<value> 0 TA ignores status on DTR
1 LowHigh on DTR: Change to command mode while remaining the connected call.
2 LowHigh on DTR: Disconnect data call, and change to command mode. When DTR
is at high level, auto-answer function is disabled.

3.3. AT+IFC Set TE-TA Local Data Flow Control

The command determines the flow control behavior of the serial port.
AT+IFC Set TE-TA Local Data Flow Control
Test Command
AT+IFC=?
Read Command
AT+IFC?
Write Command
AT+IFC=<dce_by_dte>,<dte_by_dce>
Maximum Response Time
Reference
V.25ter
Parameter
<dce_by_dte> Specifies the method that will be used by TE when receiving data from TA
0
2
<dte_by_dce> Specifies the method that will be used by TA when receiving data from TE
0
2
EC25&EC21_AT_Commands_Manual
Response
+IFC: (list of supported <dce_by_dte>s),(list of supported
<dte_by_dce>s)
OK
Response
+IFC: <dce_by_dte>,<dte_by_dce>
OK
Response
This parameter setting determines the data flow control on
the serial interface for data mode.
OK
300ms
None
RTS flow control
None
CTS flow control
LTE Module Series
EC25&EC21 AT Commands Manual
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