How to read the out put from Arduino sketch "ethernet webserver" using c# program

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i already develpoed a sketch and c# program to read the serial out of Arduino uno analog pin and control digital pin. Now i am using a shield to connect the Arduino uno through Lan. So how can i convert the sketch and program to use it on lan.

============
sketch
============

C#

int LED= 2;
int LED3= 3;
int LED4= 4;
int LED5= 5;
int LED6= 6;
int LED7= 7;
int LED8= 8;
int LED9= 9;
int LED10= 10;
int LED11= 11;
int LED12= 12;
char k='F';
char a='F';
char b='F';
char c='F';
char d='F';
char e='F';
char f='F';
char g='F';
char h='F';
char i='F';
char j='F';


char data;
char x='f';

char con[80];
int analogpin=3;
void setup() {
  {
    Serial.begin(9600);
    pinMode(LED,OUTPUT);
    pinMode(LED3,OUTPUT);
    pinMode(LED4,OUTPUT);
    pinMode(LED5,OUTPUT);
    pinMode(LED6,OUTPUT);
    pinMode(LED7,OUTPUT);
    pinMode(LED8,OUTPUT);
    pinMode(LED9,OUTPUT);
    pinMode(LED10,OUTPUT);
    pinMode(LED11,OUTPUT);
    pinMode(LED12,OUTPUT);
    pinMode(analogpin,INPUT);
    Serial.begin(9600);
  }

}

void loop() {
  ////////////////
   int value = analogRead(analogpin);
   String stringOne =String(value);

  ////////////////////////////////
 data= Serial.read();

////////////////////////////

  if (data == 'o')
    {
     k='O';
    }
    else if (data == 'p')
      {
       k= 'F';
      }
      else if (data == ' ')
      {
        k= 'F';
      }

       if  (data=='o')
   {
    digitalWrite(LED,HIGH);
    x = data;
    }
    else if (data=='p')
    {
      digitalWrite(LED,LOW);
      x = data;
      }

///////////////////////////////////
/*if (data !='o'||data !='p')
  {
    data=x;
    }*/
//////////////////////////////////////
/////////////////////////////

if  (data=='A')
   {
    digitalWrite(LED3,HIGH);
    a = 'O';
   }
  else if (data=='a')
    {
    digitalWrite(LED3,LOW);
    a  = 'F';
    }
////////////////////////////

    if  (data=='B')
   {
    digitalWrite(LED4,HIGH);
    b = 'O';
   }
  else if (data=='b')
    {
    digitalWrite(LED4,LOW);
    b = 'F';
    }

/////////////////////////////

    if  (data=='C')
   {
    digitalWrite(LED5,HIGH);
    c = 'O';
   }
  else if (data=='c')
    {
    digitalWrite(LED5,LOW);
    c = 'F';
    }

///////////////////////

    if  (data=='D')
   {
    digitalWrite(LED6,HIGH);
    d = 'O';
   }
  else if (data=='d')
    {
    digitalWrite(LED6,LOW);
    d = 'F';
    }
 ///////////////////////

    if  (data=='E')
   {
    digitalWrite(LED7,HIGH);
    e = 'O';
   }
  else if (data=='e')
    {
    digitalWrite(LED7,LOW);
    e = 'F';
    }
 /////////////////////

    if  (data=='F')
   {
    digitalWrite(LED8,HIGH);
    f = 'O';
   }
  else if (data=='f')
    {
    digitalWrite(LED8,LOW);
    f = 'F';
    }
    ////////////////

    if  (data=='G')
   {
    digitalWrite(LED9,HIGH);
    g = 'O';
   }
  else if (data=='g')
    {
    digitalWrite(LED9,LOW);
    g = 'F';
    }
    ////////////

    if  (data=='H')
   {
    digitalWrite(LED10,HIGH);
    h = 'O';
   }
  else if (data=='h')
    {
    digitalWrite(LED10,LOW);
    h = 'F';
    }
    ///////////

    if  (data=='I')
   {
    digitalWrite(LED11,HIGH);
    i = 'O';
   }
  else if (data=='i')
    {
    digitalWrite(LED11,LOW);
    i = 'F';
    }
    //////////////

    if  (data=='J')
   {
    digitalWrite(LED12,HIGH);
    j = 'O';
   }
  else if (data=='j')
    {
    digitalWrite(LED12,LOW);
    j = 'F';
    }

 String sco(k);
String scoa(a);
String scob(b);
String scoc(c);
String scod(d);
String scoe(e);
String scof(f);
String scog(g);
String scoh(h);
String scoi(i);
String scoj(j);


String stringTwo= sco;
String string3=scoa;
String string4=scob;
String string5=scoc;
String string6=scod;
String string7=scoe;
String string8=scof;
String string9=scog;
String string10=scoh;
String string11=scoi;
String string12=scoj;



     stringTwo.concat(string3);
     stringTwo.concat(string4);
     stringTwo.concat(string5);
     stringTwo.concat(string6);
     stringTwo.concat(string7);
     stringTwo.concat(string8);
     stringTwo.concat(string9);
     stringTwo.concat(string10);
     stringTwo.concat(string11);
     stringTwo.concat(string12);
     stringTwo.concat(stringOne);


      Serial.println(stringTwo);
     delay(100);
}

====
c#
====

C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.IO.Ports;
namespace WindowsFormsApplication3
{
    public partial class Form1 : Form
    {
        
        private DateTime datetime;
        private string in_data;
        private double con;
        string r;
        //string lb;
        public SerialPort myport;

        delegate void SetTextCallback(string text);
        string InputData = String.Empty;
        public Form1()
        {
            InitializeComponent();
            init();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            myport.WriteLine("o");
            on.Enabled = false;
            off.Enabled = true;
        }

        private void Form1_Load(object sender, EventArgs e)
        {
          //////////////////////////////////////////////
            string[] ArrayComPortsNames = null;
            int index = -1;
            string ComPortName = null;



            //Com Ports
            ArrayComPortsNames = SerialPort.GetPortNames();
            do
            {
                index += 1;
                cboPorts.Items.Add(ArrayComPortsNames[index]);


            } while (!((ArrayComPortsNames[index] == ComPortName) || (index == ArrayComPortsNames.GetUpperBound(0))));
            Array.Sort(ArrayComPortsNames);

            if (index == ArrayComPortsNames.GetUpperBound(0))
            {
                ComPortName = ArrayComPortsNames[0];
            }


            try
            {
                myport = new SerialPort();
                myport.BaudRate = 9600;


            }
            catch (Exception)
            {
                MessageBox.Show("Error");
            }
            
        }
        private void init()
        {
            
            on.Enabled = false;
            off.Enabled = false;
        }

        private void off_Click(object sender, EventArgs e)
        {
            myport.WriteLine("p");
            on.Enabled = true;
            off.Enabled = false;
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            r = myport.ReadLine();
            label1.Text = r;
            
            }

        private void button1_Click_1(object sender, EventArgs e)
        {
            try
            {
                myport = new SerialPort();
                myport.BaudRate = 9600;
                myport.PortName = cboPorts.Text;
                myport.Open();
                button1.Enabled = false;

            }
            catch (Exception)
            {
                MessageBox.Show("Error");
            }

            myport.Parity = Parity.None;
            myport.DataBits = 8;
            myport.StopBits = StopBits.One;
            myport.DataReceived += myport_DataReceived;


            try
            {

                textBox1.Text = "";
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "error");

            }

        }
        void myport_DataReceived(object sender, SerialDataReceivedEventArgs e)
        {
            in_data = myport.ReadLine();
            this.Invoke(new EventHandler(displaydata_event));



        }
        private void displaydata_event(object senter, EventArgs e)
        {

            string rd = myport.ReadLine();
            string sub = rd.Substring(0, 1);
            //////////////////////////////////////////////

            if (sub == "F")
            {
                on.Enabled = true;
                off.Enabled = false;
            }
            else if (sub == "O")
            {
                on.Enabled = false;
                off.Enabled = true;
            }
            label1.Text = sub;
            //////////////////////////////////////////////

            ///////////****LABELS******///////////
            label2.Text = rd.Substring(1, 1);
            label3.Text = rd.Substring(2, 1);
            label4.Text = rd.Substring(3, 1);
            label5.Text = rd.Substring(4, 1);
            label6.Text = rd.Substring(5, 1);
            label7.Text = rd.Substring(6, 1);
            label8.Text = rd.Substring(7, 1);
            label9.Text = rd.Substring(8, 1);
            label10.Text = rd.Substring(9, 1);
            label11.Text = rd.Substring(10, 1);

            /////////////////////////////////////
            //string st = rd.Substring(1);
            string st = rd.Remove(0, 11);
            datetime = DateTime.Now;
            string time = datetime.Hour + ":" + datetime.Minute + ":" + datetime.Second;

            con = (Convert.ToDouble(st) * 5 / 1024);

            if (con > 3.5)
            { System.Media.SystemSounds.Beep.Play(); }
            if (con == 0)
            { System.Media.SystemSounds.Asterisk.Play(); }

            textBox1.Text = time + "\t\t\t" + con;
            if (con > 2.9 & con < 3.9)
            { textBox1.BackColor = System.Drawing.Color.Orange; }
            if (con > 3.9)
            { textBox1.BackColor = System.Drawing.Color.Red; }

            if (con < 3)
            { textBox1.BackColor = System.Drawing.Color.Green;}

            

        }

        private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
        {

        }

        private void button2_Click(object sender, EventArgs e)
        {
            string[] ArrayComPortsNames = null;
            int index = -1;
            string ComPortName = null;



            //Com Ports
            ArrayComPortsNames = SerialPort.GetPortNames();
            do
            {
                index += 1;
                cboPorts.Items.Add(ArrayComPortsNames[index]);


            } while (!((ArrayComPortsNames[index] == ComPortName) || (index == ArrayComPortsNames.GetUpperBound(0))));
            Array.Sort(ArrayComPortsNames);

            if (index == ArrayComPortsNames.GetUpperBound(0))
            {
                ComPortName = ArrayComPortsNames[0];
            }
        }

        private void D3on_Click(object sender, EventArgs e)
        {
            myport.WriteLine("A");
        }

        private void button4_Click(object sender, EventArgs e)
        {
            myport.WriteLine("a");
        }

        private void D4on_Click(object sender, EventArgs e)
        {
            myport.WriteLine("B");
        }

        private void D4OFF_Click(object sender, EventArgs e)
        {
            myport.WriteLine("b");
        }

        private void D5on_Click(object sender, EventArgs e)
        {
            myport.WriteLine("C");
        }

        private void D50ff_Click(object sender, EventArgs e)
        {
            myport.WriteLine("c");
        }

        private void D6on_Click(object sender, EventArgs e)
        {
            myport.WriteLine("D");
        }

        private void D6off_Click(object sender, EventArgs e)
        {
            myport.WriteLine("d");
        }

        private void D7on_Click(object sender, EventArgs e)
        {
            myport.WriteLine("E");
        }

        private void D7off_Click(object sender, EventArgs e)
        {
            myport.WriteLine("e");
        }

        private void D8On_Click(object sender, EventArgs e)
        {
            myport.WriteLine("F");
        }

        private void D8off_Click(object sender, EventArgs e)
        {
            myport.WriteLine("f");
        }

        private void button11_Click(object sender, EventArgs e)
        {
            myport.WriteLine("j");
        }

        private void button10_Click(object sender, EventArgs e)
        {
            myport.WriteLine("J");
        }

        private void button9_Click(object sender, EventArgs e)
        {
            myport.WriteLine("i");
        }

        private void button8_Click(object sender, EventArgs e)
        {
            myport.WriteLine("I");
        }

        private void label2_Click(object sender, EventArgs e)
        {

        }

        private void label7_Click(object sender, EventArgs e)
        {

        }

        private void D9on_Click(object sender, EventArgs e)
        {
            myport.WriteLine("G");
        }

        private void D9off_Click(object sender, EventArgs e)
        {
            myport.WriteLine("g");
        }

        private void D100n_Click(object sender, EventArgs e)
        {
            myport.WriteLine("H");
        }

        private void D10off_Click(object sender, EventArgs e)
        {
            myport.WriteLine("h");
        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {

        }
        }
    }

Posted 10-Nov-15 23:10pm

veena nair

Updated 10-Nov-15 23:11pm

v2

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Comments

Richard MacCutchan 11-Nov-15 5:26am

You want someone to analyse your code and explain how it works?

1 solution

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Garth J Lancaster · Answer 1 · 2015-11-10T23:30:00

Solution 1

you could try something along the lines of this https://www.arduino.cc/en/Tutorial/WebServer[^]

Posted 10-Nov-15 23:30pm

Garth J Lancaster