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AT COMMANDS
The table below lists the AT commands supported for establishing a connection via GSM
or GPRS separately. You may click the desired command to view details.
AT Commands
AT
ATDT
ATF
ATW
AT+APN?
AT+APN=
AT+CHAP?
AT+CHAP=
AT+CLCK=SC, 2
AT+CLCK=SC,
<Parameter>,
<PIN>
AT+CPIN?
AT+CPIN=
AT+CPWD=SC
AT+DHCP?
AT+DHCP=
AT+DLMT?
AT+DLMT=
AT+DOWNLOAD
AT+ERR?
AT+IP?
Description
Get echo from the cradle.
Dial out to establish a data connection via GSM
or GPRS.
Load factory defaults.
Write the current settings to flash.
Get the Access Point Name (APN) currently in
use.
Set the Access Point Name (APN) you want to
connect to.
Get the Challenge-Handshake Authentication
Protocol (CHAP) setting.
Set the Challenge-Handshake Authentication
Protocol (CHAP) setting, enable or disable.
Get
the
information
authentication is applied to the facility lock of
SIM card.
Set PIN authentication, enable or disable.
Get the information about whether PIN or PUK
code is required.
Set PIN code for authentication.
Change PIN code of SIM card.
Get the Dynamic Host Configuration Protocol
(DHCP) setting.
Set the Dynamic Host Configuration Protocol
(DHCP) setting, enable or disable.
Get the delimiter check status, as well as the
delimiter character if in use.
Set the delimiter check, enable or disable.
Download firmware to the cradle.
Get the last 4 digits of error code for the
initialization procedure.
Get the fixed IP address of the cradle.
about
whether
PIN
Appendix II
GSM Mode
GPRS Mode
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