Blackrock Microsystems Pro60, Руководство по программированию, Страница: 16 / 26

PortDCB.fParity = FALSE; // Disable parity checking.
PortDCB.fOutxCtsFlow = TRUE; // CTS output flow control
PortDCB.fOutxDsrFlow = TRUE; // DSR output flow control
PortDCB.fDtrControl = TRUE; // DTR flow control type
PortDCB.fDsrSensitivity = FALSE; // DSR sensitivity
PortDCB.fTXContinueOnXoff = TRUE; // XOFF continues Tx
PortDCB.fOutX = FALSE; // No XON/XOFF out flow control
PortDCB.fInX = FALSE; // No XON/XOFF in flow control
PortDCB.fErrorChar = FALSE; // Disable error replacement.
PortDCB.fNull = FALSE; // Disable null stripping.
PortDCB.fRtsControl = TRUE; // RTS flow control
PortDCB.fAbortOnError = FALSE; // Do not abort reads/writes on error.
PortDCB.ByteSize = 8; // Number of bits/bytes, 4-8
PortDCB.Parity = NOPARITY; // 0-4=no,odd,even,mark,space
PortDCB.StopBits = ONESTOPBIT; // 0,1,2 = 1, 1.5, 2
// Configure the port according to the specifications of the DCB structure.
if (!SetCommState(SerialChannel, &PortDCB))
{
MessageBox (ParentWindowHandle, TEXT("Unable to configure the serial
port"), ERROR_TEXT, MB_OK);
dwError = GetLastError ();
return FALSE;
}
// Retrieve the time-out parameters for all read and write operations on the port.
GetCommTimeouts(SerialChannel, &Timeouts);
// These timeout values have been changed: 2007-04-10
Timeouts.ReadIntervalTimeout = 50L;
// Specify time-out between character
//for receiving.
Timeouts.ReadTotalTimeoutMultiplier = 5L; // Specify value that is multiplied by
// the requested number of bytes to be
// read.
Timeouts.ReadTotalTimeoutConstant = 5000L; // Specify value is added to the
// product of the
// ReadTotalTimeoutMultiplier member
Timeouts.WriteTotalTimeoutConstant = 5L; // Specify value that is multiplied by
// the requested number of bytes to
// be sent.
Timeouts.WriteTotalTimeoutMultiplier = 5000L; // Specify value is added to the
// product of the
// WriteTotalTimeoutMultiplier member
SetCommTimeouts(SerialChannel, &Timeouts);
// Set the time-out parameters for all read and write operations on the port.
if (!SetCommTimeouts (SerialChannel, &Timeouts))
{
MessageBox (ParentWindowHandle, TEXT("Unable to set the time-out
parameters"), ERROR_TEXT, MB_OK);
dwError = GetLastError ();
return FALSE;
}
// Create a read thread for reading data from the IrDA port
if (ReadThreadHandle = CreateThread(NULL, 0, SerialReadThread, 0, 0, &ThreadID))
{
CloseHandle(ReadThreadHandle);
}
else
{
// Could not create the read thread.
MessageBox(ParentWindowHandle, TEXT("Unable to create the serial read
thread"), ERROR_TEXT, MB_OK);
dwError = GetLastError ();
return FALSE;
}
return TRUE;
}
// --------------------------------------------------------------------------------------