/// <summary>
/// 读设备信息
/// </summary>
public void Request_Ver()
{
string strSendVer, strRecVer;
int lenVer, ret;
byte[] byteRecVer = new byte[21];
strSendVer = "#01I\r\n";
byte[] byteSendVer = Encoding.Default.GetBytes(strSendVer);
ret = sio_flush(ExGlobal.Port, 2);
if (ret != ExGlobal.SIO_OK)
{
MxTool.MxShowError("sio_flush", ret);
return;
}
sio_write(ExGlobal.Port, @byteSendVer, byteSendVer.Length);
Thread.Sleep(100);
lenVer = sio_read(ExGlobal.Port, @byteRecVer, 21);
if (lenVer <= 0)
{
MessageBox.Show("No Data Received!", "sio_read", MessageBoxButtons.OKCancel);
return;
}
strRecVer = Encoding.Default.GetString(byteRecVer);
string[] delimiters = { ":" };
string[] analyVer = strRecVer.Split(delimiters, StringSplitOptions.RemoveEmptyEntries);
StatusVer.Text = analyVer[1];
}
/// <summary>
/// 打开端口，读取设备信息
/// </summary>
/// <returns></returns>
public Boolean OpenPort()
{
int ret;
Boolean Openport = false;
ret = sio_open(ExGlobal.Port);
if (ret != ExGlobal.SIO_OK)
{
MxTool.MxShowError("sio_open", ret);
return(Openport);
}
if (PortSet() == false)
{
sio_close(ExGlobal.Port);
return(Openport);
}
getCommData.GetCommData(ExGlobal.iPort, ExGlobal.ibaudrate, ExGlobal.iparity, ExGlobal.ibytesize, ExGlobal.istopbits);
ExGlobal.GhExit = false;
ExGlobal.GbOpen = true;
StatusConnect.Text = "Online";
StatusConnect.BackColor = Color.LimeGreen;
SwitchMenu();
this.Text = ExGlobal.ShowStatus();
Openport = true;
Request_Ver();
thReadMeas = new Thread(new ThreadStart(ReadThreadExecute))
{
IsBackground = true
};
thReadMeas.Start();
delRead = new Mydel(ShowData);
return(Openport);
}
/// <summary>
/// 端口设置
/// </summary>
/// <returns></returns>
public Boolean PortSet()
{
int port, mode, hw, sw, ret, tout;
Boolean PortSet = false;
port = ExGlobal.Port;
mode = ExGlobal.ByteSize | ExGlobal.StopBits | ExGlobal.Parity;
if (ExGlobal.Hw)
{
hw = 3;
}
else
{
hw = 0;
}
if (ExGlobal.Sw)
{
sw = 12;
}
else
{
sw = 0;
}
ret = sio_ioctl(port, ExGlobal.BaudRate, mode);
if (ret != ExGlobal.SIO_OK)
{
MxTool.MxShowError("sio_ioctl", ret);
return(PortSet);
}
ret = sio_flowctrl(port, hw | sw);
if (ret != ExGlobal.SIO_OK)
{
MxTool.MxShowError("sio_flowctrl", ret);
return(PortSet);
}
tout = 512 * 1000 / sio_getbaud(ExGlobal.Port) * 3; //ms /byte
ret = sio_SetWriteTimeouts(ExGlobal.Port, tout);
if (ret != ExGlobal.SIO_OK)
{
MxTool.MxShowError("sio_SetWriteTimeouts", ret);
return(PortSet);
}
this.Text = ExGlobal.ShowStatus();
PortSet = true;
return(PortSet);
}
