ok,
you`re right .
on pc104 i can`t send/receive data from/to pc104 by my generated application in vs2005 whit frw 2.0 compact.
these code are in my application :
this button set value for com port:
private void set_Click(object sender, EventArgs e)
{
serialPort1=new SerialPort();
serialPort1.PortName = comboBox1.Text;
serialPort1.DtrEnable = checkBox4.Checked;
serialPort1.RtsEnable = checkBox5.Checked;
serialPort1.BaudRate=1200;
serialPort1.StopBits= StopBits.One;
serialPort1.DataBits=8;
serialPort1.Parity= Parity.None;
serialPort1.DataReceived += new SerialDataReceivedEventHandler(serialPort1_DataReceived);
button1.Enabled = false;
}
this code open com port :
serialPort1.Open();
this code receive data from com port :
private void serialPort1_DataReceived(object sender, System.IO.Ports.SerialDataReceivedEventArgs e)
{
textBox1.Text=serialPort1.ReadLine();
}
this code send data from comport :
private void button3_Click(object sender, EventArgs e)
{
serialPort1.Write(textBox2.Text);
}