Telit Wireless Solutions Easy GPRS User Manual

Page 26

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Easy GPRS User Guide

80000ST10028 Rev. 1 - 14/03/07

Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved

page 26 of 37

Example of an FTP file download from the server:

Define PDP contest:
AT+CGDCONT=1,”IP”, "internet.wind.biz"<cr>
OK

GPRS Context Activation, as response gives IP of the module:
AT#GPRS=1<cr>
+IP: 193.199.234.255
OK

Opening of FTP connection:
AT#FTPTO=1000<cr>

(FTP settings of time-out)

OK

AT#FTPOPEN=”199.188.25.77”,”user”,”pass”,0<cr>
OK
In this case port of FTP server is not specified, which means that it has the default value: 21

AT#FTPTYPE=0<cr>

(FTP settings of file type)

OK

AT#FTPCWD="incoming"

(change working directory if requiered)

OK

In order to get the list of files on the working directory from the server AT command AT#FTPLIST
should be used.


Downloading FTP file “file.txt” from the server:
AT#FTPGET="file.txt"<cr>
CONNECT

(receive the file)

Data connection will be closed automatically when the file sending is terminated:

NO CARRIER

AT#FTPCLOSE<cr>

(closing FTP connection)

OK

Deactivation of GPRS context if required:
AT#GPRS=0<cr>
OK

TIP: The #GPRS command activates the context and it is necessary to start the FTP
connection.

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