|Closes previously opened communication port.
|Opens specified serial port and sets up its parameters.
|Sets serial port settings from the string.
|Serial Ports Enumeration
|Refreshes information about serial ports and returns their number.
|Retrieves string value of serial port name.
|Retrieves string description of serial port.
|Reads specified number of bytes from serial port.
|Reads specified number of bytes from serial port to array.
|Performs an asynchronous read operation (overlapped) into safe array of bytes.
|Performs an asynchronous read operation (overlapped).
|Writes specified number of bytes to serial port.
|Writes specified number of bytes from array to serial port.
|Performs an asynchronous write operation (overlapped) of safe array data.
|Performs an asynchronous write operation (overlapped).
|Cancels all pending I/O operations.
|Forces a write all buffered data for the FIFO and waits for completion.
|Purges input or/and output queue(s).
|Suspends/restores character transmission.