mirror of
https://github.com/digistump/DigistumpArduino.git
synced 2025-04-28 23:59:01 -07:00
99 lines
2.7 KiB
Arduino
99 lines
2.7 KiB
Arduino
|
/*
|
||
|
|
Web Server
|
||
|
|
|
||
|
|
A simple web server that shows the value of the analog input pins.
|
||
|
|
Using a DigiX.
|
||
|
|
|
||
|
|
Circuit:
|
||
|
|
* Analog inputs attached to pins A0 through A5 (optional)
|
||
|
|
|
||
|
|
created 18 Dec 2009
|
||
|
|
by David A. Mellis
|
||
|
|
modified 9 Apr 2012
|
||
|
|
by Tom Igoe
|
||
|
|
modified Dec 22, 2013 for use with DigiX by Erik Kettenburg
|
||
|
|
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <DigiFi.h>
|
||
|
|
|
||
|
|
// Initialize the DigiFi library
|
||
|
|
// with the IP address and port you want to use
|
||
|
|
// (port 80 is default for HTTP):
|
||
|
|
DigiFi server;
|
||
|
|
|
||
|
|
void setup() {
|
||
|
|
// Open serial communications and wait for port to open:
|
||
|
|
Serial.begin(9600);
|
||
|
|
//DigiX trick - since we are on serial over USB wait for character to be entered in serial terminal
|
||
|
|
while(!Serial.available()){
|
||
|
|
Serial.println("Enter any key to begin");
|
||
|
|
delay(1000);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// start the server:
|
||
|
|
server.begin();
|
||
|
|
server.server(8080); //start server on port 8080
|
||
|
|
while (server.ready() != 1)
|
||
|
|
{
|
||
|
|
Serial.println("Connecting to network...");
|
||
|
|
delay(1000);
|
||
|
|
}
|
||
|
|
Serial.print("server is at ");
|
||
|
|
Serial.println(server.localIP());
|
||
|
|
}
|
||
|
|
|
||
|
|
boolean currentLineIsBlank = false;
|
||
|
|
void loop() {
|
||
|
|
// listen for incoming
|
||
|
|
// an http request ends with a blank line
|
||
|
|
|
||
|
|
|
||
|
|
if (server.available()) {
|
||
|
|
char c = server.read();
|
||
|
|
Serial.write(c);
|
||
|
|
// if you've gotten to the end of the line (received a newline
|
||
|
|
// character) and the line is blank, the http request has ended,
|
||
|
|
// so you can send a reply
|
||
|
|
if (c == '\n' && currentLineIsBlank) {
|
||
|
|
// send a standard http response header
|
||
|
|
server.println("HTTP/1.1 200 OK");
|
||
|
|
server.println("Content-Type: text/html");
|
||
|
|
server.println("Connection: close"); // the connection will be closed after completion of the response
|
||
|
|
//server.println("Refresh: 5"); // refresh the page automatically every 5 sec
|
||
|
|
server.println("Transfer-Encoding: chunked");
|
||
|
|
server.println();
|
||
|
|
server.printChunk("<!DOCTYPE HTML>");
|
||
|
|
server.printChunk("<html>");
|
||
|
|
// output the value of each analog input pin
|
||
|
|
for (int analogChannel = 0; analogChannel < 6; analogChannel++) {
|
||
|
|
int sensorReading = analogRead(analogChannel);
|
||
|
|
server.printChunk("analog input ");
|
||
|
|
server.printChunk(analogChannel);
|
||
|
|
server.printChunk(" is ");
|
||
|
|
server.printChunk(sensorReading);
|
||
|
|
server.printChunk("<br />");
|
||
|
|
}
|
||
|
|
server.printChunk("</html>");
|
||
|
|
server.closeChunk();
|
||
|
|
|
||
|
|
currentLineIsBlank = false;
|
||
|
|
|
||
|
|
}
|
||
|
|
else if (c == '\n') {
|
||
|
|
// you're starting a new line
|
||
|
|
currentLineIsBlank = true;
|
||
|
|
}
|
||
|
|
else if (c != '\r') {
|
||
|
|
// you've gotten a character on the current line
|
||
|
|
currentLineIsBlank = false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// give the web browser time to receive the data
|
||
|
|
delay(1);
|
||
|
|
|
||
|
|
|
||
|
|
}
|