AbortOnError BaudRate ByteSize DsrSensitivity DtrControl EofChar ErrorChar ErrorCharReplace EvtChar InX NullStrip OutX OutxCtsFlow OutxDsrFlow Parity ParityCheck RtsControl StopBits TXContinueOnXoff XoffChar XoffLim XonChar XonLim

XoffChar char XoffChar Specifies the value of the XOFF character for both transmission and reception.