//连接设备
private void button1_Click(object sender, EventArgs e)
{
//bool bOK = false;
if (button1.Text == "连接设备")//启动串口扫描，连接设备
{
Rx1616 = new CP1616Packet(1, 1);
string[] ports = SerialPort.GetPortNames();
PortName = "";
progressBar1.Value = 0;
int perCount, per;
perCount = ports.Length * 3;
per = 100 / perCount;
foreach (string com in ports)
{
for (int i = 0; i < 3; i++)
{
progressBar1.Value += per;
try
{
COMPort1.Close();
COMPort1.PortName = com;
COMPort1.Open();
byte[] tx = CP1616Packet.MakeCP1616Packet(1, 1, 1);
try
{
COMPort1.Write(tx, 0, tx.Length);
}
catch { continue; }
while (true)
{
try
{
if (Rx1616.DataPacketed((byte)COMPort1.ReadByte()))
{
DeviceID = BytesOP.MakeShort(Rx1616.Data[0], Rx1616.Data[1]);
label3.Text = "设备ID:" + DeviceID.ToString();
label2.Text = com;//.Show(com);
PortName = com;
progressBar1.Value = 100;
button1.Text = "断开连接";
enBT(true);
//bOK = true;
break;
}
}
catch
{ break; }
}
if (PortName != "")
{
break;
}
COMPort1.Close();
Thread.Sleep(100);
}
catch
{
break;
}
}
if (PortName != "")
{
break;
}
}
if (PortName == "")
{
progressBar1.Value = 100;
MessageBox.Show("未找到设备");
}
}
else//已经连接，则断开
{
Rx1616 = new CP1616Packet(2, 1);
byte[] tx = CP1616Packet.MakeCP1616Packet(2, 1, 1);
try
{
COMPort1.Write(tx, 0, tx.Length);
}
catch
{
PortName = "";
progressBar1.Value = 100;
button1.Text = "连接设备";
label3.Text = "";
enBT(false);
button1.Enabled = true;
COMPort1.Close();
}
while (true)
{
try
{
if (Rx1616.DataPacketed((byte)COMPort1.ReadByte()))
{
PortName = "";
progressBar1.Value = 100;
button1.Text = "连接设备";
enBT(false);
button1.Enabled = true;
label3.Text = "";
break;
}
}
catch
{ break; }
}
COMPort1.Close();
}
}
private void button1_Click(object sender, EventArgs e)
{
Rx1616 = new CP1616Packet(100, 1);
string[] ports = SerialPort.GetPortNames();
PortName = "";
progressBar1.Value = 0;
int perCount, per;
perCount = ports.Length * 3;
per = 100 / perCount;
bool bOK = false;
foreach (string com in ports)
{
COMPort1.PortName = com;
for (int i = 0; i < 3; i++)
{
progressBar1.Value += per;
try
{
COMPort1.Open();
byte[] deviceID = new byte[2];
deviceID[0] = BytesOP.GetHighByte((ushort)numericUpDown1.Value);
deviceID[1] = BytesOP.GetLowByte((ushort)numericUpDown1.Value);
byte[] tx = CP1616Packet.MakeCP1616Packet(100, 1, deviceID);
try
{
COMPort1.Write(tx, 0, tx.Length);
}
catch { continue; }
while (true)
{
try
{
if (Rx1616.DataPacketed((byte)COMPort1.ReadByte()))
{
MessageBox.Show("设定成功");
bOK = true;
break;
}
}
catch
{ break; }
}
if (bOK)
{
break;
}
COMPort1.Close();
Thread.Sleep(100);
}
catch
{
break;
}
}
if (bOK)
{
break;
}
}
if (!bOK)
{
progressBar1.Value = 100;
MessageBox.Show("未找到设备");
}
COMPort1.Close();
}