bool IPIZ.Open()
{
bool ret = true;
try
{
string sErrMsg = string.Empty;
string sIdInfo = string.Empty;
StringBuilder sIdn = new StringBuilder(1024);
StringBuilder sErrorMessage = new StringBuilder(1024);
int iError;
//////////////////////////////////////////////////////////////////////////
// connect to the controller over RS-232 (COM port 1, baudrate 115200). //
//////////////////////////////////////////////////////////////////////////
m_iControllerId = PI_GCS.ConnectRS232(sysCfg.PI_ComPort_Num, sysCfg.PI_ComBaudRate);
if (m_iControllerId < 0)
{
iError = PI_GCS.GetError(m_iControllerId);
PI_GCS.TranslateError(iError, sErrorMessage, sErrorMessage.Capacity);
sErrMsg = "ERROR From ConnectRS232 " + iError.ToString() + ": " + sErrorMessage.ToString();
ret = false;
}
else
{
////////////////////////////////////
// Get the IDeNtification string. //
////////////////////////////////////
if (PI_GCS.qIDN(m_iControllerId, sIdn, sIdn.Capacity) == 0)
{
iError = PI_GCS.GetError(m_iControllerId);
PI_GCS.TranslateError(iError, sErrorMessage, sErrorMessage.Capacity);
sErrMsg = "ERROR From IDN? " + iError.ToString() + ": " + sErrorMessage.ToString();
ret = false;
}
else
{
sIdInfo = sIdn.ToString();
}
}
}
catch (Exception ex)
{
ret = false;
}
return(ret);
}
