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Arduino and sim900 gsm module

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karthicksri

New Member
Hi all, i am trying to send a data to server using sim900 gsm module interfaced with arduino uno. (I

have laptop ,so can't use hyper terminal).The TCP connection is established, but the post command

replies like below...and i can't send data. please help me...

AT+CIPSEND
AT+CIPSEND

> POST /webservices/tempconvert.asmx/CelsiusToFahrenheit HTTP/1.1
Host: www.w3schools.com
Content-Type: application/x-www-form-urlencoded
Content-Length: 12

Celsius=10
POST /webservices/tempconvert.asmx/CelsiusToFahrenheit HTTP/1.1
Host: www.w3schools.com
Content-Type: application/x-www-form-ulnoe
otn-egh 4

esu=3

CLOSED

ERROR
 
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