Serial Port Driver MDD Functions (Windows Embedded CE 6.0)

1/6/2010

The following table shows the serial port driver's model device driver (MDD) functions.

Programming element	Description
COM_Close	This function closes the serial device. It is called after an application calls the CloseHandle function.
COM_Deinit	This function de-initializes the serial port.
COM_Init	This function initializes the serial port.
COM_IOControl	This function implements the I/O control routine for the serial port.
COM_Open	This function initializes the serial port driver.
COM_PowerDown	This function informs the serial port driver that the hardware platform is about to enter suspend mode.
COM_PowerUp	This function informs the serial port driver that the hardware platform is resuming from suspend mode.
COM_Read	This function enables an application to receive characters from the serial port.
COM_Write	This function enables an application to transmit bytes to the serial port.

See Also