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SerialPort.Parity Property

Note: This property is new in the .NET Framework version 2.0.

Gets or sets the parity-checking protocol.

Namespace: System.IO.Ports
Assembly: System (in system.dll)

public Parity Parity { get; set; }
/** @property */
public Parity get_Parity ()

/** @property */
public void set_Parity (Parity value)

public function get Parity () : Parity

public function set Parity (value : Parity)

Property Value

One of the Parity values that represents the parity-checking protocol. The default is None.

Exception typeCondition


The port is in an invalid state.

- or -

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


The Parity value passed is not a valid value in the Parity enumeration.

If a parity error occurs on the trailing byte of a stream, an extra byte will be added to the input buffer with a value of 126.

The following code example demonstrates the use of the SerialPort class to allow two users to chat from two separate computers connected by a null modem cable. In this example, the users are prompted for the port settings and a username before chatting. This code example is part of a larger code example provided for the SerialPort class.

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0

.NET Compact Framework

Supported in: 2.0