User manual

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IP address of host (in xxx.xxx.xxx.xxx format) or an alpha numeric string format (e.g. myhost.com)

Maximum 120 characters

Note: if alpha numeric string format is used, make sure the GPRS network has proper DNS service available.

<port>

Port number of the host server. Valid range is 1 to 65535..

<retry>

Number of retry after the first connection unsuccessful. Each retry will be delayed according to <delay> parameter.

Default value is 0 (no retry). Valid range is 0 to 10.

<delay>

Time of delay before the next connection retry. Unit is in minute. Default value is 1. Valid range is 1 to 60.

<type>

Type of server connection:

0 TCP

1 UDP

10.2.2. AT+SCMESS command

This command is to save, read and delete socket communication message (content). Up to 3 messages with 1024

characters max can be stored.

The

<id>

field is the id number of the message to be stored. To save message body, first enter AT+SCMESS=0,

<id>

then <ENTER> and wait for "

" prompt.

Then simply type content, <ctrl-Z> (ASCII 26) to finish.

This command can be aborted using the <ESC> (ASCII 27) character when entering text.

Command Syntax:

AT+SCMESS= <oper>,<id>,<mess>

text is entered <ctrl-z / ESC>

Response syntax:

+SCMESS: <id>

message entered

Command

Possible responses:

AT+ SCMESS=0,1

This is message #1<ctrl-Z>

Note: enter message body with <id>=1

+SCMESS: 1,18

Note: successful stored 18 characters as message with

<id>=1

AT+ SCMESS=0,1

This is email <ESC>

Note: press <ESC> to abort entry body

entry

Note: abort to store message body with <id>=1