Gpio+Events

🌶️ - GPIO and events sample

Shows how to use the System.Device.Gpio API allowing you to set and read the state of GPIO pins.

• set the state of output GPIO pins
• read state of input GPIO pins
• setup handlers to react to GPIO state change events on external stimulus

Hardware requirements

Any hardware device running a nanoFramework image built with GPIO support enabled.

Related topics

Samples

🌶️ - GPIO and events sample

Reference

System.Device.Gpio

System requirements

Build the sample

1. Start Microsoft Visual Studio 2022 or Visual Studio 2019 (Visual Studio 2017 should be OK too) and select File > Open > Project/Solution.
2. Starting in the folder where you unzipped the samples/cloned the repository, go to the subfolder for this specific sample. Double-click the Visual Studio Solution (.sln) file.
3. Press Ctrl+Shift+B, or select Build > Build Solution.

Run the sample

The next steps depend on whether you just want to deploy the sample or you want to both deploy and run it.

Deploying the sample

• Select Build > Deploy Solution.

Deploying and running the sample

• To debug the sample and then run it, press F5 or select Debug > Start Debugging.

Note

Important: Before deploying or running the sample, please make sure your device is visible in the Device Explorer.

Tip: To display the Device Explorer, go to Visual Studio menus: View > Other Windows > Device Explorer.