Specifications

Smart Machine Smart Decision
SIM900_AT Commands Manual_V1.07 42 2012.12.10
6 7 data 0 parity 1 stop
<parity> 0 odd
1 even
3 space (0)
Reference
V.25ter
Note
z The Command is applied for Command state;
z In <format> parameter, "0 parity" means no parity;
z The <parity> field is ignored if the <format> field specifies no parity
and string "+ICF: <format>,255" will be response to AT+ICF?
Command.
2.2.40 AT+IFC Set TE-TA Local Data Flow Contro
l
AT+IFC Set TE-TA Local Data Flow Control
Response
+IFC: (list of supported <dce_by_dte>s),(list of supported
<dte_by_dce>s)
OK
Test Command
AT+IFC=?
Parameters
See Write Command
Response
+IFC: <dce_by_dte>,<dte_by_dce>
OK
Read Command
AT+IFC?
Parameters
See Write Command
Response
This parameter setting determines the data flow control on the serial
interface for data mode.
OK
Write Command
AT+IFC=[<dce_
by_dte>[,<dte_b
y_dce>]]
Parameters
<dce_by_dte> Specifies the method will be used by TE at receive of
data from TA
0 No flow control
1 Software flow control
2 Hardware flow control
<dte_by_dce> Specifies the method will be used by TA at receive of
data from TE
0 No flow control
1 Software flow control
2 Hardware flow control