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SerialPort Constructor (String, Int32, Parity, Int32)

Initializes a new instance of the SerialPort class using the specified port name, baud rate, parity bit, and data bits.

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

public SerialPort(
	string portName,
	int baudRate,
	Parity parity,
	int dataBits
)

Parameters

portName
Type: System.String

The port to use (for example, COM1).

baudRate
Type: System.Int32

The baud rate.

parity
Type: System.IO.Ports.Parity

One of the Parity values.

dataBits
Type: System.Int32

The data bits value.

ExceptionCondition
IOException

The specified port could not be found or opened.

Use this constructor to create a new instance of the SerialPort class when you want to specify the port name, the baud rate, the parity bit, and data bits.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

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