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12. INTERFACE
203
LZT 123 7263 R1C
Example
AT+ICF?
+ICF: 3,3
OK
12.12 AT+IFC DTE-DCE Local Flow Control
Defines the flow control between the modem and the computer when in
on-line data mode.
No flow control is enabled in any of the command modes.
<parity> Description
3 Space. Default value
Description Command Possible Responses
Defines DTE-DCE local
flow control
AT+IFC=[<by_te>,
[<by_ta>]]
•OK
•ERROR
Show the current
setting
AT+IFC? +IFC: <by_te>,<by_ta>
Show if the command
is supported
AT+IFC=? +IFC: (list of supported
<by_te>s,<by_ta>s)
<by_te> Description
0 No flow control on DTE
1 Xon/Xoff flow control on DCE. Control characters are
removed by the DCE interface
2 RTS flow control on DCE. Default value
3 Xon/Xoff flow control on DCE. Control characters are
passed to the remote DCE/DTE
<by_ta> Description
0 No flow control on DCE
1 Xon/Xoff flow control on DTE
2 CTS flow control on DCE. Default value