Westermo GD-01 TCP, Interface Manual

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199 6196-2220
GPRS Internet
CHANNEL 3
PWR
RD
TD
DCD2
DCD3
DCD4
CHANNEL 2 POWER
12-36V DC
1 2 3 4 5 - +
R+ R- T+ T-
1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9
R+ R- T+ T- T+ T- R+ R-
GD-01 PC
GPRS Commands / application example
Activation of an IP PDP context
AT +CGDCONT=1, "IP", "internet"
AT +GCDCONT=2, "IP", "abc.com"
Define 2 PDP contexts
OK
ATD*99***1# Request GPRS IP service in context #1
CONNECT Connection established
Other example:
AT +CGCLASS=”CG” Set GPRS mobile station class to: class C
OK ME in GPRS only mode
+CGREG: 1 ME registered, home network
AT +CGDCONT=1,
"IP", "internet"
Define PDP context
OK
AT +CGQREQ=1,1,4,5,2,14 Define requested Quality of Service profile
OK
AT +CGQMIN=1,1,4,5,2,14 Define minimum acceptable Quality of Service profile
OK
AT +CGATT=1 Attach the ME to the GPRS service
OK
AT +CGACT=1,1 Activate PDP context
OK
//Remark about +CGDATA: the goal of this command is the same as ATD*99*** so, the
best will be to use only ATD*99***//
AT +CGDATA=1 Request GPRS data state
CONNECT connection established
.......
Data transfer
transfer data...
.......
+CGEV: NW DETACH All active conexts have been deactivated