How SMS Farsi (Arabic) with a GSM modem Hi .. I have a question with the following code to easily send SMS but can not do other languages do send word. (eg "in Arabic). I read somewhere that I must first code word after I submitted. The following code I'm easy to send messages. Code: [COLOR=blue]using[/COLOR] System; [COLOR=blue]using[/COLOR] System.Collections.Generic; [COLOR=blue]using[/COLOR] System.ComponentModel; [COLOR=blue]using[/COLOR] System.Data; [COLOR=blue]using[/COLOR] System.Drawing; [COLOR=blue]using[/COLOR] System.Text; [COLOR=blue]using[/COLOR] System.Windows.Forms; [COLOR=blue]using[/COLOR] System.IO.Ports; [COLOR=blue]using[/COLOR] System.Threading; [COLOR=blue]namespace[/COLOR] sms_at_command { [COLOR=blue]public[/COLOR] [COLOR=blue]partial[/COLOR] [COLOR=blue]class[/COLOR] Form1 : Form { SerialPort myport = [COLOR=blue]new[/COLOR] SerialPort(); [COLOR=blue]string[/COLOR] DeviceName = [COLOR=#A31515]""[/COLOR]; [COLOR=blue]public[/COLOR] Form1() { InitializeComponent(); [COLOR=green]//تنظیمات پورت[/COLOR] myport.BaudRate = 9600; myport.Parity = Parity.None; myport.StopBits = StopBits.One; myport.DataBits = 8; myport.ReadBufferSize = 10000; myport.ReadTimeout = 1000; myport.WriteBufferSize = 10000; myport.WriteTimeout = 10000; myport.RtsEnable = [COLOR=blue]true[/COLOR]; } [COLOR=blue]private[/COLOR] [COLOR=blue]void[/COLOR] Form1_Load([COLOR=blue]object[/COLOR] sender, EventArgs e) { cmbPortName.SelectedIndex = 0; } [COLOR=blue]private[/COLOR] [COLOR=blue]void[/COLOR] button1_Click([COLOR=blue]object[/COLOR] sender, EventArgs e) { [COLOR=blue]if[/COLOR] (cmbPortName.Text.Trim() != [COLOR=#A31515]""[/COLOR]) { [COLOR=blue]try[/COLOR] { lblDeviceName.Text = [COLOR=#A31515]""[/COLOR]; myport.PortName = cmbPortName.Text.Trim(); [COLOR=blue]if[/COLOR] (!myport.IsOpen) myport.Open(); myport.DiscardOutBuffer();[COLOR=green]//خالی کردن بافر[/COLOR] myport.WriteLine([COLOR=#A31515]"AT+cgmm\r"[/COLOR]);[COLOR=green]//دستور شناخت مدل دستگاه[/COLOR] Thread.Sleep(500); DeviceName = myport.ReadExisting(); [COLOR=blue]if[/COLOR] (DeviceName.Contains([COLOR=#A31515]"ERROR"[/COLOR])) MessageBox.Show([COLOR=#A31515]"Device does not support this command or any other problem..."[/COLOR]); [COLOR=blue]else[/COLOR] { [COLOR=green]//دستورات زیر برای بیرون کشیدن نام دستگاه از رشته خوانده شده از پورت هست[/COLOR] [COLOR=green]//(char)13 کاراکتر اینتر![/COLOR] DeviceName = DeviceName.Remove(0, DeviceName.IndexOf(([COLOR=blue]char[/COLOR])13)).Trim(); DeviceName = DeviceName.Substring(0, DeviceName.IndexOf(([COLOR=blue]char[/COLOR])13)); MessageBox.Show([COLOR=#A31515]"detected successfully"[/COLOR] + Environment.NewLine + [COLOR=#A31515]"Device Name:"[/COLOR] + Environment.NewLine + DeviceName, [COLOR=#A31515]""[/COLOR], MessageBoxButtons.OK, MessageBoxIcon.Information); lblDeviceName.Text =[COLOR=#A31515]"Device Name: "[/COLOR]+ DeviceName; btnSend.Enabled = [COLOR=blue]true[/COLOR]; } myport.DiscardOutBuffer(); } [COLOR=blue]catch[/COLOR] (Exception ex) { MessageBox.Show(ex.Message); } [COLOR=blue]finally[/COLOR] { myport.Close(); } } } [COLOR=blue]private[/COLOR] [COLOR=blue]void[/COLOR] cmbPortName_SelectedIndexChanged([COLOR=blue]object[/COLOR] sender, EventArgs e) { btnSend.Enabled = [COLOR=blue]false[/COLOR]; } [COLOR=blue]private[/COLOR] [COLOR=blue]void[/COLOR] btnSend_Click([COLOR=blue]object[/COLOR] sender, EventArgs e) { [COLOR=blue]if[/COLOR] (txtTel.Text.Trim() != [COLOR=#A31515]""[/COLOR]) { [COLOR=blue]try[/COLOR] { [COLOR=blue]if[/COLOR] (!myport.IsOpen) myport.Open(); [COLOR=green]//خالی کردن بافر[/COLOR] myport.DiscardOutBuffer(); myport.DiscardInBuffer(); [COLOR=green]//قراردادن دستگاه در حالت متنی[/COLOR] myport.WriteLine([COLOR=#A31515]"AT+CMGF=1\r"[/COLOR]); [COLOR=green]//دستور ارسال اس ام اس[/COLOR] myport.WriteLine([COLOR=#A31515]"AT+CMGS=\""[/COLOR]+txtTel.Text.Trim()+[COLOR=#A31515]"\"\r"[/COLOR]); myport.WriteLine(txtMessage.Text.Trim() + [COLOR=#A31515]'\x001a'[/COLOR]);[COLOR=green]// \x001a (برای انتهای پیام ctrl+z معادل)[/COLOR] Thread.Sleep(500); [COLOR=blue]if[/COLOR] (myport.ReadExisting().Contains([COLOR=#A31515]"ERROR"[/COLOR])) MessageBox.Show([COLOR=#A31515]"Device does not support this command or any other problem..."[/COLOR]); [COLOR=blue]else[/COLOR] { MessageBox.Show([COLOR=#A31515]"Sent successfully"[/COLOR], [COLOR=#A31515]""[/COLOR], MessageBoxButtons.OK, MessageBoxIcon.Information); } myport.DiscardOutBuffer(); } [COLOR=blue]catch[/COLOR] (Exception ex) { MessageBox.Show(ex.Message); } [COLOR=blue]finally[/COLOR] { myport.Close(); } } [COLOR=blue]else[/COLOR] { MessageBox.Show([COLOR=#A31515]"Enter Tel"[/COLOR]); txtTel.Focus(); } } [COLOR=blue]private[/COLOR] [COLOR=blue]void[/COLOR] button1_Click_1([COLOR=blue]object[/COLOR] sender, EventArgs e) { help f = [COLOR=blue]new[/COLOR] help(); f.ShowDialog(); f.Dispose(); } } } Please "Help Me Please How SMS Farsi (Arabic) with a GSM modem, I upload C #