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OEM-GSM-10 User Manual
Complementary Technologies Ltd
6.5
GSM Modem Configuration AT+ Commands
AT+IPR
Set terminal equipment data rate
This command is used to set the data rate between the modem and the interfacing equipment.
AT+IPR=<speed>
Speeds supported
300, 600, 1200, 2400, 4800, 9600, 19200, 28800, 38400, 57600
AT+IPR? Displays the current data rate.
AT+IPR=? Displays the supported data rates.
AT+IFC
Local flow control
This command is used to control the operation of local flow control between the modem and
equipment interfacing the modem.
AT+IFC=<DCE_DTE>, <DTE_DCE>
AT+IFC?
AT+IFC=?
Displays the current values
Displays the supported values.
DCE_DTE Description
0
None
1
Xon/Xoff local
2
RTS
3
Xon/Xoff global
DTE_DCE Description
0
None
1
Xon/Xoff
2
CTS
AT+ICF
Character framing
This command is used to determine the start-stop (asynchronous) character framing that the modem
shall use.
AT+ICF=<format>, <parity>
AT+ICF=? Displays the supported values.
AT+ICF? Displays the selected values.
Format Description
1
8 Data, 2 Stop
2
8 Data, 1 Parity, 2 Stop
Document Title
107DMV1_0
Document Revision
1.0
Date of Issue
28/03/01
Page Number
21 of 61