Specifications

AT Command Set for L55 Platform 2003-11-21

2.3.5 Extensions of Hayes Standard commands for GPRS

This chapter describes all the extensions of the Hayes Standard commands for GPRS.

Command Function

ATD*<GPRS_SC>[*[<called_address>] [*[<L2P>][*[<cid>]]]]#

Request GPRS service

<GPRS_SC> GPRS Service Code a digit string (value 99)

<called_address> a string that identifies the called party in the

address space

<L2P> a string which indicates the layer 2 protocol

<cid> a digit string which specifies a particular PDP

context definition. The cid has to be defined

by using the AT+CGDCONT command

The dial command responds with CONNECT or ERROR

ATD*<GPRS_SC_IP>[*<cid>]#

Request GPRS IP service

<GPRS_S

GPRS Service Code a digit string (value 98)

<cid> a digit string which specifies a particular PDP context

definition. The cid has to be defined by using the

AT+CGDCONT command

The dial command responds with CONNECT or ERROR

AT0 Return to on-line data state

ATS0 Automatic answer. The command may be used to turn off (n=0) and

on (n>0) the automatic response to a network request for a PDP

context activation.

ATS3 Termination character

ATS4 Response formatting character

ATS5 Command line editing character