ThbComPort is a serial communication component. Use ThbComPort component to easily communicate with external devices on RS232 connection, such as modems, bar code readers, PBX and so on. ThbComPort introduces several properties for detailed setting of serial port, numerous methods to write and read from port and events for monitoring port. Write and read operations are performed synchronously.

ThbComPort can also be used in conjunction with ThbTapiLine to send and receive data via a TAPI connection. When a call is in the connected state, TAPI provides you with a handle, that can be used to send and receive binary data using the standard Windows functions. Pass this handle to the ThbComPort.Handle property and activate the component by setting ThbComPort.Active to True - Now you can use the Read and Write methods of ThbComPort to communicate with the remote party.