AT Command Reference
INSYS GSM small 2.0
Command
Description
ATD*99***<cid>#
Modem-compatible GPRS connection establishment
<cid>
Index of a defined PDP context (refer to
AT+CGDCONT
) to
be used for GPRS connection establishment.
AT^SGCONF?
Displaying further GPRS-specific parameters
ATH
Modem-compatible GPRS connection termination
Configuring further GPRS-specific parameters
A prior change to the online command mode as for regular data connec-
tions is required here as well ("+++" or DTR drop with
AT&D1
).
12.2.5
AT Commands for Energy Conservation Functions
Command
Description
AT+CFUN?
Displaying operating mode (sleep/normal mode)
AT+CFUN=<fun>[,
<rst>]
Configuring operating mode (sleep/normal mode)
Refer to the section Energy Conservation Modes and Real-Time Clock for
details.
<fun>
0
NON-CYCLIC SLEEP mode
1
Normal mode, full functionality of the INSYS GSM small
2.0
5
CYCLIC SLEEP mode 5
6
CYCLIC SLEEP mode 6
7
CYCLIC SLEEP mode 7
8
CYCLIC SLEEP mode 8
<rst>
0
No
importance
1
The GSM engine of the INSYS GSM small 2.0 performs
a reset; the value of
<fun>
is not important here, it only
serves as placeholder
AT^SMSO
Putting GSM engine into Power-Down mode
Refer to the section Energy Conservation Modes and Real-Time Clock for
details.
78