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Questions tagged [web-server]

A web-server is a system which delivers data such as web-pages to a client system.

-1
votes
1answer
213 views

How Server request happens?

Can somebody explain the below code, like how the server understands, how the request goes to the server from the below code. if (client.connect(server, port)) { client.print("GET /abc.txt"); ...
0
votes
1answer
1k views

SMS in modem's memory

I am working on SMS communication with my phone and Arduino. My intension is simple. When somebody send an SMS, the Arduino should read a text file located on my server and forward the content to the ...
3
votes
1answer
2k views

How to read a Text file from server and store to a separate variable?

I am working on reading a text file from the server, using http://arduino.cc/en/Reference/GSMClientConnected. It gives me this code: char path[]="/asciilogo.txt" I want to store only the contents ...
3
votes
2answers
15k views

How to receive data from my server database to a variable in my Arduino?

I am learning to work with the client - server communication. I am able to communicate with my server and able to store values in the table. But I want to receive one of the specific data from the ...
1
vote
3answers
4k views

client.connect() fails except the first time

I am communicating with the Web server's database via Arduino GSM shield + GPRS connectivity void loop() { if (client.connect(server, port)) { ....... } else { ...
-1
votes
2answers
2k views

Arduino Mega & WiFi Shield; why web server every time says my A7 pin reads 0V?

I have got Arduino Mega 2560, Arduino WiFi Shield and resistor 1.5K. Now PWM 2 is attached to the resistor then attached GND. 5V is attached between PWM2 and resistor's up point. I want to read the ...
-2
votes
1answer
893 views

Analog average sample wind speed sensor

I have wind speed sensor that can measure max speed upto 30 m/s with analog out put 0-5v. I have simple code calling from the loop. When I put the wind speed average code, the web server is not ...
2
votes
1answer
588 views

Ethernet shield programming

This is first time programming with Ethernet shield . I want to test the web server application with my Arduino. I have an Arduino Uno, Ethernet shield, and a potentiometer. Below code being uploaded. ...
8
votes
2answers
10k views

How do I use Arduino and node.js?

I am new to Arduino, however I have experience in web development, lately I have been using, meteor js and the mean stack for different projects. However, I am open to trying any language for ...
44
votes
11answers
7k views

Is an Arduino capable of running 24/7?

I'm making a simple Arduino web server and I want to keep it turned on all the time. So it must endure to stay working continuously. I'm using an Arduino Uno with a Ethernet Shield. It's powered ...