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SerialPort.ReceivedBytesThreshold Property

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

Gets or sets the number of bytes in the internal input buffer before a DataReceived event occurs.

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

public int ReceivedBytesThreshold { get; set; }
/** @property */
public int get_ReceivedBytesThreshold ()

/** @property */
public void set_ReceivedBytesThreshold (int value)

public function get ReceivedBytesThreshold () : int

public function set ReceivedBytesThreshold (value : int)

Property Value

The number of bytes in the internal input buffer before a DataReceived event is fired. The default is 1.

Exception typeCondition

ArgumentOutOfRangeException

The ReceivedBytesThreshold value is less than or equal to zero.

The DataReceived event may also be raised if an End of File byte is received, regardless of the number of bytes in the internal input buffer and the value of the ReceivedBytesThreshold property.

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
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