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EVK-G31, EVK-G35 - User Guide
UBX-13001792 - R06 Early Production Information Appendix
Page 18 of 22
Command sent by DTE (user) DCE response (module) Description
ATD+3930012345678 Outgoing data call (+3930012345678 is written here as example).
CONNECT 9600
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}%}&ú„Ej}’}”}(}”KÌ~~
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} }%}&ú„Ej}’}”}(}”}”_~~
}#À!}!Ž} }4}”}&} }*} }
}%}&ú„Ej}’}”}(}”Èâ~ +++
OK Connect to remote ISDN modem.
ATH OK Hang up.
C.4 SMS management
Command sent by DTE (user) DCE response (module) Description
AT+CMGF=1 OK Set the text mode as the format that will be used. To be set before
of the first operation.
AT+CMGS=”+3930012345678”
SMS
TEXT MESSAGE
0123456789<CTRL-Z>
>
+CMGS: 0
OK Send 1 st SMS (+3930012345678 is written here as example).
AT+CMGS=”+3930012345678” > Send 2
nd
SMS (+3930012345678 is written here as example).
SMS TEXT MESSAGE
0123456789<CTRL-Z>
+CMGS: 1
OK
AT+CMGL +CMGL:302,”REC
UNREAD”,”+3930012345678”
,,”05/09/27,16:40:36+08”
SMS
TEXT MESSAGE
0123456789
OK
List all the incoming SMSes (+3930012345678 is written here as
example).
C.5 Internet connection in GPRS mode (using external TCP/IP stack)
Command sent by DTE (user) DCE response (module) Description
AT+CGATT? +CGATT: 1
OK Check if the cellular module is attached to GPRS service
(1 – attached, 0 – detached).
AT+CGDCONT=1,”IP”,”uni.t
im.it” OK Define the PDP context parameters.
AT+CGDCONT? +CGDCONT: 1,”IP”,”my_apn
”,”0.0.0.0”,0,0
OK
ATD*99***1# CONNECT Initiate the GPRS connection.
+++ NO CARRIER Disconnect with +++ sequence.
C.6 Internet connection in GPRS mode (using internal TCP/IP stack)
Command sent by DTE (user) DCE response (module) Description
AT+UPSD=0,1,”my apn” OK Configure PDP-context parameters.
Make sure to have the correct APN.
AT+UPSD=0,2,”my user-
name”
AT+UPSD=0,3,”my
password”
OK
OK
Username and password depend on the mobile operator used. In
most cases these are not required. Simply use space or omit these
commands.
AT+UPSD=0 (configuration
parameters) Check the configuration.
AT+UPSDA=0,1 OK Store configuration in non-volatile memory (NVM).
AT+UPSDA=0,3 OK Activate PDP-context.