private void button1_Click(object sender, EventArgs e)
{
if (button1.Text == "接收图像")
{
Timer_Image.Start();
LastReceiveCount = ReceiveDataCount;
button1.Text = "不接收图像";
}
else if (button1.Text == "不接收图像")
{
button1.Text = "接收图像";
Timer_Image.Stop();
}
}
private void Button_Open_Click(object sender, EventArgs e)
{
if (Button_Open.Text == "打开串口")
{
Port.PortName = ComboBox_COM.Text.Trim();
Port.BaudRate = Convert.ToInt32(ComboBox_Band.Text.Trim());
Port.DataBits = Convert.ToInt32(ComboBox_Data.Text.Trim());
Port.Parity = Parity.None;
if (ComboBox_Verify.Text.Trim() == "无校验")
{
Port.Parity = Parity.None;
}
else if (ComboBox_Verify.Text.Trim() == "偶校验")
{
Port.Parity = Parity.Even;
}
else
{
Port.Parity = Parity.Odd;
}
Port.StopBits = StopBits.One;
if (ComboBox_Stop.Text.Trim() == "1")
{
Port.StopBits = StopBits.One;
}
else if (ComboBox_Stop.Text.Trim() == "1.5")
{
Port.StopBits = StopBits.OnePointFive;
}
else if (ComboBox_Stop.Text.Trim() == "2")
{
Port.StopBits = StopBits.Two;
}
if (Port.IsOpen)
{
Port.Close();
}
try
{
Port.Open();
}
catch
{
MessageBox.Show("端口打开失败");
}
if (Port.IsOpen)
{
label5.Text = "打开成功";
label5.ForeColor = Color.Red;
Button_Open.Text = "关闭串口";
PortEnable(false);
}
else
{
label5.Text = "打开失败";
label5.ForeColor = Color.Blue;
}
}
else
{
Port.Close();
Button_Open.Text = "打开串口";
label5.Text = "关闭成功";
PortEnable(true);
listRecvRecordData.Clear();
Timer_Image.Stop();
}
}
