Arduino: Ethernet TCP Read Sederhana
Revision as of 09:20, 9 December 2015 by Onnowpurbo (talk | contribs) (New page: Sumber: http://forum.arduino.cc/index.php?topic=123756.0   ==Code==   //zoomkat 3-25-12  //submit box code  //for use with IDE 1.0  //open serial monitor to see what the arduino receives  ...)
Sumber: http://forum.arduino.cc/index.php?topic=123756.0
Code
//zoomkat 3-25-12 //submit box code //for use with IDE 1.0 //open serial monitor to see what the arduino receives //use the \ slash to escape the " in the html //address will look like http://192.168.1.102:84 when submited //for use with W5100 based ethernet shields //note that the below bug fix may be required // http://code.google.com/p/arduino/issues/detail?id=605 #include <SPI.h> #include <Ethernet.h> byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED }; //physical mac address byte ip[] = { 192, 168, 1, 102 }; // ip in lan byte gateway[] = { 192, 168, 1, 1 }; // internet access via router byte subnet[] = { 255, 255, 255, 0 }; //subnet mask EthernetServer server(84);; //server port String readString; ////////////////////// void setup(){ pinMode(4, OUTPUT); //pin selected to control //start Ethernet Ethernet.begin(mac, ip, gateway, subnet); server.begin(); //enable serial data print Serial.begin(9600); Serial.println("servertest1"); // so I can keep track of what is loaded }
void loop(){
  // Create a client connection
  EthernetClient client = server.available();
  if (client) {
    while (client.connected()) {
      if (client.available()) {
        char c = client.read();   
        //read char by char HTTP request
        if (readString.length() < 100) {
          //store characters to string 
          readString += c; 
          //Serial.print(c);
        } 
        //if HTTP request has ended
        if (c == '\n') { 
          /////////////// 
          Serial.println(readString);
          //now output HTML data header 
          client.println("HTTP/1.1 200 OK");
          client.println("Content-Type: text/html");
          client.println();
          client.println("<HTML>");
          client.println("<HEAD>");
          client.println("<TITLE>Arduino GET test page</TITLE>");
          client.println("</HEAD>");
          client.println("<BODY>"); 
client.println("
HTML form GET example
");
          client.println("<FORM ACTION=\"http://192.168.1.102:84\" method=get >"); 
          client.println("Pin 4 \"on\" or \"off\": <INPUT TYPE=TEXT NAME=\"LED\" VALUE=\"\" SIZE=\"25\" MAXLENGTH=\"50\">
");
          client.println("<INPUT TYPE=SUBMIT NAME=\"submit\" VALUE=\"Change Pin 4!\">"); 
          client.println("</FORM>");
          client.println("
"); 
          client.println("</BODY>");
          client.println("</HTML>"); 
          delay(1);
          //stopping client
          client.stop();
          /////////////////////
          if(readString.indexOf("on") >0)//checks for on
          {
            digitalWrite(4, HIGH);    // set pin 4 high
             Serial.println("Led On");
          }
          if(readString.indexOf("off") >0)//checks for off
          {
            digitalWrite(4, LOW);    // set pin 4 low
            Serial.println("Led Off");
          }
          //clearing string for next read
          readString=""; 
        }
      }
    }
  }
}