17-10-2012, 04:29 PM
Application Note—GPRS Server Application using SIM900 rev01
[attachment=36577]
TCP CONNECTIVITY MINIMUM REQUIREMENTS
Server to connect to, if set up as a client
Domain Name or IP address for client to connect to
SIM card with data services activated
If you do not have a server, you will need two modules, one set up as server and one as client
Server can send data using AT+CIPSEND command
The client connects to the server, and not vice versa
DISCLAIMER
This application note and any associated software is provided in an “as-is” con-dition. No warranties, whether expressed, implied or statutory, including, but not limited to implied war-ranties of merchantability and fitness for a particular purpose apply to this appli-cation note or associated software. Otto Wireless Solutions, SIMCom and Otto Marketing shall not in any circumstances, be li-able for special, incidental or consequential damages for any reason whatsoever.
TCP GPRS CONNECTION
Defines GPRS connection, APN = “internet”, First “” = username, Sec-ond “” = password
AT+CIPSRIP=1
Shows IP address and port of connecting device
AT+CIPSERVER=1,2020
Defines GPRS (0 = USD) connection, and port for local device
AT+CIPSTATUS
Checks connection Status
AT+CIPSEND
Data to be sent, use CTL-Z to send data
[attachment=36577]
TCP CONNECTIVITY MINIMUM REQUIREMENTS
Server to connect to, if set up as a client
Domain Name or IP address for client to connect to
SIM card with data services activated
If you do not have a server, you will need two modules, one set up as server and one as client
Server can send data using AT+CIPSEND command
The client connects to the server, and not vice versa
DISCLAIMER
This application note and any associated software is provided in an “as-is” con-dition. No warranties, whether expressed, implied or statutory, including, but not limited to implied war-ranties of merchantability and fitness for a particular purpose apply to this appli-cation note or associated software. Otto Wireless Solutions, SIMCom and Otto Marketing shall not in any circumstances, be li-able for special, incidental or consequential damages for any reason whatsoever.
TCP GPRS CONNECTION
Defines GPRS connection, APN = “internet”, First “” = username, Sec-ond “” = password
AT+CIPSRIP=1
Shows IP address and port of connecting device
AT+CIPSERVER=1,2020
Defines GPRS (0 = USD) connection, and port for local device
AT+CIPSTATUS
Checks connection Status
AT+CIPSEND
Data to be sent, use CTL-Z to send data