//struct in datablock to read .
private void timer1_Tick_1(object sender, EventArgs e)
{ //call funtion read data
try
{
if (plcstation.IsConnected)
{
double m1 = (double)plcstation.Read("DB10.DBD0", VarType.Real);
double m2 = (double)plcstation.Read("DB10.DBD4", VarType.Real);
double m3 = (double)plcstation.Read("DB10.DBD8", VarType.Real);
double m4 = (double)plcstation.Read("DB10.DBD12", VarType.Real);
double m5 = (double)plcstation.Read("DB10.DBD16", VarType.Real);
//insert sql ;
//////////////////////////
StringBuilder sbSql = new StringBuilder();
sbSql.Append(@"INSERT INTO MachineRuning(TagName,Valuee,TimeStamp) VALUES");
double[] data = { m1, m2, m3, m4, m5 };
for (int i = 0; i < data.Length; i++)
{
string values = string.Format("({0},{1},{2}),",
new string[] { "@TagName" + i.ToString(), "@Valuee" + i.ToString(), "@TimeStamp" + i.ToString() });
sbSql.Append(values);
}
string sql = sbSql.ToString();
sql = sql.TrimEnd(','); // remove the trailing comma ','
string conectionstring = @" Data Source = DESKTOP-TF7PT8I\WINCC; Initial Catalog = S71200; User ID = sa; Password = gcsvn";
SqlConnection conect = new SqlConnection(conectionstring);
SqlCommand cmd = new SqlCommand(sql, conect);//create command
conect.Open();
for (int j = 0; j < data.Length; j++)
{
cmd.Parameters.Add("@TagName" + j.ToString(), System.Data.SqlDbType.VarChar).Value = "ToTalTimeM_" + (j + 1).ToString();
cmd.Parameters.Add("@Valuee" + j.ToString(), System.Data.SqlDbType.Float).Value = data[j];
cmd.Parameters.Add("@TimeStamp" + j.ToString(), System.Data.SqlDbType.DateTime).Value = DateTime.Now;
}
//insert into bang vlues(register1,3,datetime.now),(register2,5,datetime.now),()
cmd.ExecuteNonQuery();
conect.Close();
///////////////display //////////////////////
textBox1.Text = string.Format("{0:N3}", m1);
textBox2.Text = string.Format("{0:N3}", m2);
textBox3.Text = string.Format("{0:N3}", m3);
textBox4.Text = string.Format("{0:N3}", m4);
textBox5.Text = string.Format("{0:N3}", m5);
}
else
{
textBox6.Text = "Disconnect with PLC";
}
}
catch (Exception ess)
{
MessageBox.Show(this, ess.Message);
plcstation.Open();
}
}
public Form1()
{
InitializeComponent();
timer1.Interval = 1000 * 3 * 1;//
plcstation.Open();
timer1.Enabled = true;
textBox6.Text = "Connected with PLC";
timer1.Start();
RegistryKey rkApp = Registry.CurrentUser.OpenSubKey("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run", true);
rkApp.SetValue("ApplicationName", Application.ExecutablePath);
//conect.Open();
}
public double ReadDouble(string variable, int decimalNumbers)
{
PLC.Open();
double value = Math.Round(Convert.ToDouble((uint)PLC.Read(variable)), decimalNumbers);
PLC.Close();
return(value);
}
public bool ReadBool(DataType dataType, int db, int startByteAdr)
{
PLC.Open();
bool value = Convert.ToBoolean(PLC.ReadBytes(dataType, db, startByteAdr, 1)[0]);
PLC.Close();
return(value);
}
public bool ReadBool(string variable)
{
PLC.Open();
bool value = (bool)(PLC.Read(variable));
PLC.Close();
return(value);
}
public ErrorCode Connect()
{
ErrorCode connect_result = plc.Open();
if (connect_result == ErrorCode.NoError)
{
isConnect = true;
}
return(connect_result);
}
public bool Open()
{
try
{
PLC.Open();
return(true);
}
catch (Exception)
{
return(false);
}
}
private void FRMCOLLECTION_Load(object sender, EventArgs e)
{
try
{
plc = new PLC(CPU_Type.S7400, "192.168.3.1", 0, 3);
errCode = plc.Open();
}
catch (Exception ex)
{
MessageBox.Show(this, ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
public int ReadInt(string variable)
{
//int test = Int.FromByteArray((byte[])PLC.Read(variable));
PLC.Open();
var value = PLC.Read(variable);
PLC.Close();
if (Convert.ToInt32(value) == 0)
{
return(0);
}
return((ushort)value);
}
public bool Connect()
{
try
{
PLC.Open();
SetErrorMessageOk();
return(true);
}
catch (Exception ex)
{
SetErrorMessageBad(ex.Message);
return(false);
}
}
// Create
private void btnconnect_Click(object sender, EventArgs e)
{
try
{
plc = new PLC(CPU_Type.S71200, txtID.Text, 0, 1);
if (!plc.IsAvailable)
{
throw new Exception("Không tìm thấy PLC cần kết nối!");
}
errorState = plc.Open();
if (errorState != ExceptionCode.ExceptionNo)
{
throw new Exception(errorState.ToString());
}
btnconnect.Enabled = false;
}
catch (Exception ex)
{
MessageBox.Show(this, ex.Message, "Information", MessageBoxButtons.OKCancel, MessageBoxIcon.Error);
//throw ex;
}
}
private void btnConnection_Click(object sender, EventArgs e)
{
try
{
if (string.IsNullOrEmpty(txtIPaddress.Text))
{
throw new Exception("Xin vui lòng nhập địa chỉ IP");
}
int selectionIndex = cboxPLCs.SelectedIndex;
CPU_Type cpuType = CPU_Type.S7200;
string ipAddress = txtIPaddress.Text;
switch (selectionIndex)
{
case 0:
cpuType = CPU_Type.S7200;
break;
case 1:
cpuType = CPU_Type.S7300;
break;
case 2:
cpuType = CPU_Type.S7400;
break;
case 3:
cpuType = CPU_Type.S71200;
break;
default:
cboxPLCs.SelectedIndex = 3;
cpuType = CPU_Type.S71200;
break;
}
plc = new PLC(cpuType, ipAddress, (short)numericUpDownRack.Value, (short)numericUpDownSlot.Value);
if (!plc.IsAvailable)
{
throw new Exception("Không tìm thấy PLC cần kết nối!");
}
errCode = plc.Open();
if (errCode != ExceptionCode.ExceptionNo)
{
throw new Exception(plc.lastErrorString);
}
this.SetEnabledBotton(false);
//BackgroundWorker START
worker = new BackgroundWorker();
worker.WorkerSupportsCancellation = true;
worker.DoWork += new DoWorkEventHandler(worker_DoWork);
//worker.RunWorkerCompleted += new RunWorkerCompletedEventHandler(bw_RunWorkerCompleted);
//worker.DoWork += (obj, ea) => worker_DoWork();
worker.RunWorkerAsync();
}
catch (Exception ex)
{
MessageBox.Show(this, ex.Message, "Notification", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
