private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
if (Serial_port.IsOpen)
{
Serial_port.Close();
}
}
private void cbData_SelectedIndexChanged(object sender, EventArgs e)
{
if (Serial_port.IsOpen)
{
Serial_port.Close();
}
Serial_port.DataBits = Convert.ToInt32(cbData.Text);
}
private void cbRate_SelectedIndexChanged(object sender, EventArgs e)
{
if (Serial_port.IsOpen)
{
Serial_port.Close();
}
Serial_port.BaudRate = Convert.ToInt32(cbRate.Text);
}
private void cbCom_SelectedIndexChanged(object sender, EventArgs e)
{
if (Serial_port.IsOpen)
{
Serial_port.Close(); // Nếu đang mở Port thì phải đóng lại
}
Serial_port.PortName = cbCom.SelectedItem.ToString(); // Gán PortName bằng COM đã chọn
}
private void btNgat_Click(object sender, EventArgs e)
{
if (Serial_port.IsOpen)
{
Serial_port.Close();
groupBox1.Enabled = true;
}
}
private void btn_stop_Click(object sender, EventArgs e)
{
if (Serial_port.IsOpen)
{
Serial_port.Close();
groupBox1.Enabled = true;
gb_managament.Enabled = false;
}
}
private void cbStop_SelectedIndexChanged(object sender, EventArgs e)
{
if (Serial_port.IsOpen)
{
Serial_port.Close();
}
switch (cbStop.SelectedItem.ToString())
{
case "1":
Serial_port.StopBits = StopBits.One;
break;
case "1.5":
Serial_port.StopBits = StopBits.OnePointFive;
break;
case "2":
Serial_port.StopBits = StopBits.Two;
break;
}
}
private void cbParity_SelectedIndexChanged(object sender, EventArgs e)
{
if (Serial_port.IsOpen)
{
Serial_port.Close();
}
switch (cbParity.SelectedItem.ToString())
{
case "Odd":
Serial_port.Parity = Parity.Odd;
break;
case "None":
Serial_port.Parity = Parity.None;
break;
case "Even":
Serial_port.Parity = Parity.Even;
break;
}
}
