runtime.linux-arm64.runtime.native.System.IO.Ports 11.0.0-rc.2.26504.105

About

System.IO.Ports package provides synchronous serial port file resource. Additionally, the functionality of this class can be wrapped in an internal Stream object, accessible through the BaseStream property, and passed to classes that wrap or use streams.

Key Features

  • synchronous and event-driven I/O
  • access to pin and break states
  • access to serial driver properties
  • access to Stream object through the BaseStream property

How to Use

using System.IO.Ports;

// Provides list of available serial ports
string[] portNames = SerialPort.GetPortNames();

// First available port
string myPortName = portNames[0];
int baudRate = 9600;

SerialPort sp = new SerialPort(myPortName, baudRate);
sp.Open();
sp.WriteLine("Hello World!");

Main Types

The main type provided by this library is:

  • SerialPort

Additional Documentation

Feedback & Contributing

System.IO.Ports is released as open source under the MIT license. Bug reports and contributions are welcome at the GitHub repository.

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runtime.native.System.IO.Ports
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Version Downloads Last updated
11.0.0-rc.2.26504.105 5 10/14/2026
11.0.0-rc.1.26425.128 18 09/10/2026
11.0.0-preview.7.26381.103 17 08/12/2026
11.0.0-preview.6.26359.118 20 07/25/2026
11.0.0-preview.5.26302.115 25 06/11/2026
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9.0.0-preview.6.24327.7 25 12/24/2025
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8.0.0-rc.1.23419.4 33 12/15/2025
8.0.0-preview.7.23375.6 23 12/14/2025
8.0.0-preview.6.23329.7 37 12/15/2025
8.0.0-preview.5.23280.8 47 12/14/2025
8.0.0-preview.4.23259.5 40 12/24/2025
8.0.0-preview.3.23174.8 30 12/15/2025
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7.0.0-rc.1.22426.10 42 12/24/2025
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5.0.0-preview.6.20305.6 36 12/18/2025
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