SerialPort.RtsEnable Property


Gets or sets a value indicating whether the Request to Send (RTS) signal is enabled during serial communication.

 property bool RtsEnable { bool get(); void set(bool value); };
public bool RtsEnable { get; set; }
member this.RtsEnable : bool with get, set
Public Property RtsEnable As Boolean

Property Value

true to enable Request to Transmit (RTS); otherwise, false. The default is false.



The value of the RtsEnable property was set or retrieved while the Handshake property is set to the RequestToSend value or the RequestToSendXOnXOff value.

The port is in an invalid state.


An attempt to set the state of the underlying port failed. For example, the parameters passed from this SerialPort object were invalid.


The Request to Transmit (RTS) signal is typically used in Request to Send/Clear to Send (RTS/CTS) hardware handshaking.

Applies to