Borland Component Reference - Properties

CtsSets or retrieves the value of the CTS (Clear-To-Send) signal.
DcdThe Dcd property sets or retrieves the value of the DCD (Data-Carrier-Detect) signal.
DsrThe Dsr property sets or retrieves the value of the DSR (Data-Set-Ready) signal.
RingThe Ring property sets or retrieves the ring signal state.
EmulateBaudrateThe EmulateBaudrate property enables or disables baud rate emulation.
InQUsedBytesThe InQUsedBytes property returns the number of bytes in the input buffer.
BreakThe Break property sets or retrieves the break signal state.
ParityThe Parity property sets or retrieves the parity error state.
OverrunThe Overrun propery sets or retrieves the overrun error state.
FramingThe Framing property sets or retrieves the framing error state.
IsOpenedThe IsOpened property indicates if virtual serial port is opened by application.
BaudRateThe BaudRate property returns the value of the baud rate.