Arduino: Ethernet TCP Read Sederhana

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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 ...)
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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=""; } } } } }



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