SerialPort.BytesToWrite Property

Reference

Definition

Namespace:: System.IO.Ports

Assembly:: System.IO.Ports.dll

Assembly:: System.dll

Package:: System.IO.Ports v10.0.0-preview.1.25080.5

Source:: SerialPort.cs

Source:: SerialPort.cs

Source:: SerialPort.cs

Important

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Gets the number of bytes of data in the send buffer.

public:
 property int BytesToWrite { int get(); };

public int BytesToWrite { get; }

[System.ComponentModel.Browsable(false)]
public int BytesToWrite { get; }

member this.BytesToWrite : int

[<System.ComponentModel.Browsable(false)>]
member this.BytesToWrite : int

Public ReadOnly Property BytesToWrite As Integer

Property Value

Int32

The number of bytes of data in the send buffer.

Attributes: BrowsableAttribute

Exceptions

IOException

The port is in an invalid state.

InvalidOperationException

The stream is closed. This can occur because the Open() method has not been called or the Close() method has been called.

Remarks

The send buffer includes the serial driver's send buffer as well as internal buffering in the SerialPort object itself.

Applies to

Product	Versions
.NET	8 (package-provided), 9 (package-provided), 10 (package-provided)
.NET Framework	2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard	2.0 (package-provided)

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