{"id":4487,"date":"2022-10-01T17:24:45","date_gmt":"2022-10-01T17:24:45","guid":{"rendered":"https:\/\/www.petecodes.co.uk\/?p=4487"},"modified":"2023-03-01T22:01:22","modified_gmt":"2023-03-01T22:01:22","slug":"install-and-use-microsoft-dot-net-7-with-the-raspberry-pi","status":"publish","type":"post","link":"https:\/\/www.petecodes.co.uk\/install-and-use-microsoft-dot-net-7-with-the-raspberry-pi\/","title":{"rendered":"Install and use Microsoft Dot NET 7 with the Raspberry Pi"},"content":{"rendered":"\n<p>In this post we&#8217;ll look at how to install and use Microsoft Dot NET 7 with the Raspberry Pi, and get started with using C# and .NET with your IoT Projects.<\/p>\n\n\n\n<p><a href=\"https:\/\/blog.dotnetsafer.com\/new-official-net-7-features-released-now-faster-and-lighter\/#:~:text=If%20you%20are%20wondering%20when,NET%206.\" target=\"_blank\" rel=\"noreferrer noopener\">On November 8th 2022<\/a> the .NET Team will release <a href=\"https:\/\/dotnet.microsoft.com\/download\/dotnet\/7.0?WT.mc_id=IoT-MVP-5003506\" target=\"_blank\" rel=\"noreferrer noopener\">.NET 7<\/a> at <a href=\"https:\/\/www.dotnetconf.net?WT.mc_id=IoT-MVP-5003506\" target=\"_blank\" rel=\"noreferrer noopener\">Dot NET Conf 2022<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2021\/11\/DotNETConf2021.png\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"574\" src=\"https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2021\/11\/DotNETConf2021-1024x574.png\" alt=\"\" class=\"wp-image-3530\" srcset=\"https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2021\/11\/DotNETConf2021-1024x574.png 1024w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2021\/11\/DotNETConf2021-300x168.png 300w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2021\/11\/DotNETConf2021-768x430.png 768w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2021\/11\/DotNETConf2021-350x196.png 350w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2021\/11\/DotNETConf2021.png 1165w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Dot NET Conf 2022<\/figcaption><\/figure>\n\n\n\n<p>.NET 7 is the continued unification of the .NET Framework and .NET Core into a single cross platform development framework.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What you&#8217;ll need<\/h2>\n\n\n\n<ul>\n<li>A recent Raspberry Pi &#8211; <a aria-label=\"Go shopping at the Pi Hut. (opens in a new tab)\" rel=\"noreferrer noopener\" href=\"https:\/\/thepihut.com\/collections\/raspberry-pi\" target=\"_blank\">Go shopping at the Pi Hut.<\/a><\/li>\n\n\n\n<li>An LED, a 220 Ohm Resistor, a Button and some DuPont Connecting Cables<\/li>\n\n\n\n<li><span style=\"font-size: 1rem;\">You&#8217;ll need a SSH Client like PUTtY &#8211; <\/span><a aria-label=\" (opens in a new tab)\" style=\"font-size: 1rem;\" rel=\"noreferrer noopener\" href=\"https:\/\/www.putty.org\/\" target=\"_blank\">Get it here<\/a><span style=\"font-size: 1rem;\">.<\/span><\/li>\n\n\n\n<li>To make things easier, you can;\n<ul>\n<li>Setup a Samba Share, create a folder in your home directory called &#8220;<strong><em>share<\/em><\/strong>&#8221; and share that &#8211; <a rel=\"noreferrer noopener\" href=\"https:\/\/www.raspberrypi.org\/magpi\/samba-file-server\/\" target=\"_blank\">Here&#8217;s a link to a good guide.<\/a><\/li>\n\n\n\n<li>Use a Code Editor on your machine to edit your files &#8211; <a rel=\"noreferrer noopener\" href=\"https:\/\/code.visualstudio.com?WT.mc_id=IoT-MVP-5003506\" target=\"_blank\">Use Visual Studio Code<\/a>!<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>I&#8217;ll be using a <a href=\"https:\/\/thepihut.com\/collections\/raspberry-pi\/products\/raspberry-pi-4-model-b\" target=\"_blank\" rel=\"noreferrer noopener\">Raspberry Pi 4B<\/a>&#8230; It&#8217;s important to note that .NET 7 will only work on an AMR32v7 processor or above&#8230; So that&#8217;s a Raspberry Pi 2 and upwards&#8230; <\/p>\n\n\n\n<p>However, there are possibly some issues running .NET on Older Pi&#8217;s, so for now, I&#8217;d recommend the Pi3B+ and above!<\/p>\n\n\n\n<p>Unfortunately this rules out the original Pi Zero and Pi Zero W as they have V6 processors. But the <a href=\"https:\/\/shop.pimoroni.com\/products\/raspberry-pi-zero-2-w\" target=\"_blank\" rel=\"noreferrer noopener\">Pi Zero 2W<\/a> will work just fine!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Installation<\/h2>\n\n\n\n<p>Sadly, there&#8217;s still no <strong><em>apt-get install<\/em><\/strong> for .NET 7 on 32bit OS&#8217;s, so to install and use Microsoft Dot NET 7 with the Raspberry Pi would normally involve quite a few manual steps&#8230; However, I&#8217;ve created a single line install script to make the whole process a breeze!<\/p>\n\n\n\n<p>On your Pi, just run the following command;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>wget -O - https:\/\/raw.githubusercontent.com\/pjgpetecodes\/dotnet7pi\/main\/install.sh | sudo bash<\/code><\/pre>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full has-lightbox\"><a href=\"https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2022\/10\/Install-Dot-NET-7.gif\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" width=\"800\" height=\"455\" src=\"https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2022\/10\/Install-Dot-NET-7.gif\" alt=\"\" class=\"wp-image-4490\"\/><\/a><figcaption class=\"wp-element-caption\">Installing .NET 7 with a script<\/figcaption><\/figure><\/div>\n\n\n<p>This runs the install script as root, so obviously take your own precautions here&#8230;. But, if you want to see what&#8217;s inside, feel free to click the expandable section below&#8230;<\/p>\n\n\n\n<div class=\"wp-block-coblocks-accordion\">\n<div class=\"wp-block-coblocks-accordion-item\"><details><summary class=\"wp-block-coblocks-accordion-item__title has-background\" style=\"background-color:#e2ddc6\"><strong>Click here to see the contents of the install.sh file<\/strong><\/summary><div class=\"wp-block-coblocks-accordion-item__content\" style=\"border-color:#e2ddc6\">\n<figure class=\"wp-block-embed is-type-rich is-provider-embed-handler wp-block-embed-embed-handler\"><div class=\"wp-block-embed__wrapper\">\n<span class='coblocks-gist__container' style='pointer-events: none'><script type=\"text\/javascript\" src=\"https:\/\/gist.github.com\/pjgpetecodes\/eec9fc6848c45407e80189321537ac27.js\">\n\/* <![CDATA[ *\/\n\n\/* ]]> *\/\n<\/script>\n<a class=\"gist-block__container\" href=\"https:\/\/gist.github.com\/pjgpetecodes\/eec9fc6848c45407e80189321537ac27\" target=\"_blank\">View this gist on GitHub<\/a><\/span>\n<\/div><figcaption class=\"wp-element-caption\">install.sh<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n<\/div><\/details><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Reboot Time!<\/h2>\n\n\n\n<p>At this point you&#8217;ll need to reboot your pi for the changes to take effect. This is because we&#8217;ve made changes to the .bashrc file. Specifically, we&#8217;ve added an environment variable to the .basrc file that tells the system where to find the .NET runtime. This variable won&#8217;t be loaded until after we restart our session.<\/p>\n\n\n\n<p>If you don&#8217;t reboot, when you try to run your application for the first time, you may receive the following warning;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>A fatal error occurred. The required library libhostfxr.so could not be found.\n<\/code><\/pre>\n\n\n\n<p>So go ahead and reboot with;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo reboot<\/code><\/pre>\n\n\n\n<p>Note: If you&#8217;re feeling brave, you can try simply restarting your bash session instead with;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>exec bash<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">Hello World!<\/h2>\n\n\n\n<p>First, let&#8217;s create our first &#8220;Hello World&#8221; .NET 7 Console Application.<\/p>\n\n\n\n<p>Let&#8217;s create a simple Console Application using;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>dotnet new console -o console1<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/wordpress-634681-2064240.cloudwaysapps.com\/wp-content\/uploads\/2020\/11\/image.png\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" width=\"1024\" height=\"554\" src=\"https:\/\/wordpress-634681-2064240.cloudwaysapps.com\/wp-content\/uploads\/2020\/11\/image-1024x554.png\" alt=\"Create a Console Application\" class=\"wp-image-2420\" srcset=\"https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-1024x554.png 1024w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-300x162.png 300w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-768x415.png 768w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-350x189.png 350w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image.png 1448w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>Next we can enter the new project directory with;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>cd console1<\/code><\/pre>\n\n\n\n<p>We can run our new application with;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>dotnet run<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"456\" src=\"https:\/\/wordpress-634681-2064240.cloudwaysapps.com\/wp-content\/uploads\/2020\/11\/image-1-1024x456.png\" alt=\"Run the Hello World Console Application\" class=\"wp-image-2421\" srcset=\"https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-1-1024x456.png 1024w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-1-300x134.png 300w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-1-768x342.png 768w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-1-1536x684.png 1536w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-1-1600x713.png 1600w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-1-350x156.png 350w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-1.png 1764w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Controlling GPIO using .NET 7<\/h2>\n\n\n\n<p>Now let&#8217;s get to making stuff really happen.<\/p>\n\n\n\n<p>Connect up the following circuit to your Pi;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large has-lightbox\"><img loading=\"lazy\" decoding=\"async\" width=\"919\" height=\"642\" src=\"https:\/\/wordpress-634681-2064240.cloudwaysapps.com\/wp-content\/uploads\/2019\/09\/Circuit-e1568458589834.png\" alt=\"Raspberry Pi Circuit\" class=\"wp-image-1255\" srcset=\"https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2019\/09\/Circuit-e1568458589834.png 919w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2019\/09\/Circuit-e1568458589834-300x210.png 300w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2019\/09\/Circuit-e1568458589834-768x537.png 768w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2019\/09\/Circuit-e1568458589834-350x245.png 350w\" sizes=\"(max-width: 919px) 100vw, 919px\" \/><figcaption class=\"wp-element-caption\">Raspberry Pi LED Circuit<\/figcaption><\/figure>\n\n\n\n<p>Using a 220 Ohm resistor helps to limit the current sunk by the pi into the LED.<\/p>\n\n\n\n<p>We&#8217;re using the Board Numbering Scheme, which is shown by the numbers closest to the pins here&#8230;<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/i.imgur.com\/X1rp7kD.png\" alt=\"Raspberry Pi GPIO\"\/><\/figure><\/div>\n\n\n<p>So we have one side of the LED connected to the GND pin 6, then we have the other side of the LED connected to a resistor. With the resistor connected to pin 10.<\/p>\n\n\n\n<p>Finally one side of the button connected to GND pin 25 with the other side connected to pin 26.<\/p>\n\n\n\n<p>Add the <a href=\"https:\/\/www.nuget.org\/packages\/System.Device.Gpio?WT.mc_id=IoT-MVP-5003506\" target=\"_blank\" rel=\"noreferrer noopener\">Dot Net GPIO Nuget<\/a> package with;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>dotnet add package System.Device.Gpio<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large has-lightbox\"><a href=\"https:\/\/wordpress-634681-2064240.cloudwaysapps.com\/wp-content\/uploads\/2020\/11\/image-2.png\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"454\" src=\"https:\/\/wordpress-634681-2064240.cloudwaysapps.com\/wp-content\/uploads\/2020\/11\/image-2-1024x454.png\" alt=\"Add GPIO NugeT Package\" class=\"wp-image-2422\" srcset=\"https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-2-1024x454.png 1024w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-2-300x133.png 300w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-2-768x341.png 768w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-2-1536x681.png 1536w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-2-1600x709.png 1600w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-2-350x155.png 350w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-2.png 1766w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Add Dot Net GPIO Library<\/figcaption><\/figure>\n\n\n\n<div class=\"wp-block-coblocks-accordion\">\n<div class=\"wp-block-coblocks-accordion-item\"><details><summary class=\"wp-block-coblocks-accordion-item__title has-background\" style=\"background-color:#e2ddc6\"><strong>Using a Raspberry Pi 3A+? <\/strong><br><strong>Click here to workaround issues with the GPIO Nuget Package<\/strong>&#8230;<\/summary><div class=\"wp-block-coblocks-accordion-item__content\" style=\"border-color:#e2ddc6\">\n<p>If you&#8217;re using a Raspberry Pi 3A+, there&#8217;s currently an incompatibility with the Raspberry Pi 3A+ which has a different BCM Controller Chip.<\/p>\n\n\n\n<p>Thanks to Eoin Ward over on GitHub for pointing this out&#8230;<\/p>\n\n\n\n<p>This causes the following error to be displayed when you try to control the Pi GPIO;<\/p>\n\n\n\n<p><strong><em>Unhandled exception. System.PlatformNotSupportedException<\/em><\/strong><\/p>\n\n\n\n<p>You can work around this issue by replacing the following line;<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-csharp\" data-lang=\"C#\"><code>GpioController controller = new GpioController(PinNumberingScheme.Board);<\/code><\/pre><\/div>\n\n\n\n<p>With;<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-csharp\" data-lang=\"C#\"><code>var assembly = typeof(GpioDriver).Assembly;\nvar driverType = assembly.GetType(&quot;System.Device.Gpio.Drivers.RaspberryPi3LinuxDriver&quot;);\nvar ctor = driverType.GetConstructor(new Type[]{});\nvar driver = ctor.Invoke(null) as GpioDriver;\n\nctl = new GpioController(PinNumberingScheme.Board, driver);<\/code><\/pre><\/div>\n\n\n\n<p><\/p>\n<\/div><\/details><\/div>\n<\/div>\n\n\n\n<p>Open the Program.cs file using;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>nano Program.cs<\/code><\/pre>\n\n\n\n<p>Replace the existing code with the following;<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-csharp\" data-file=\"program.cs\" data-lang=\"C#\" data-show-lang=\"1\"><code>using System;\nusing System.Device.Gpio;\nusing System.Threading;\n\nnamespace console1\n{\n    class Program\n    {\n        static void Main(string[] args)\n        {\n            Console.WriteLine(&quot;Hello World!&quot;);\n\n            GpioController controller = new GpioController(PinNumberingScheme.Board);\n\n            var pin = 10;\n            var lightTime = 300;\n\n            controller.OpenPin(pin, PinMode.Output);\n\n            try\n            {\n                while(true)\n                {\n                    controller.Write(pin, PinValue.High);\n                    Thread.Sleep(lightTime);\n                    controller.Write(pin, PinValue.Low);\n                    Thread.Sleep(lightTime);\n                }\n            }\n            finally\n            {\n                controller.ClosePin(pin);\n            }\n        }\n    }\n}<\/code><\/pre><\/div>\n\n\n\n<figure class=\"wp-block-image size-large has-lightbox\"><a href=\"https:\/\/wordpress-634681-2064240.cloudwaysapps.com\/wp-content\/uploads\/2020\/11\/image-4.png\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"733\" src=\"https:\/\/wordpress-634681-2064240.cloudwaysapps.com\/wp-content\/uploads\/2020\/11\/image-4-1024x733.png\" alt=\"Replace Console Code with LED Flashing Code\" class=\"wp-image-2424\" srcset=\"https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-4-1024x733.png 1024w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-4-300x215.png 300w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-4-768x550.png 768w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-4-1536x1100.png 1536w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-4-1600x1146.png 1600w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-4-350x251.png 350w, https:\/\/www.petecodes.co.uk\/wp-content\/uploads\/2020\/11\/image-4.png 1765w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">GPIO Code<\/figcaption><\/figure>\n\n\n\n<p>Save and exit nano using <strong><em>ctrl+x <\/em><\/strong>and hitting the &#8220;y&#8221; key when prompted.<\/p>\n\n\n\n<p>Now we can run the code and we should see the LED flashing with;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>dotnet run<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large has-lightbox\"><a href=\"https:\/\/wordpress-634681-2064240.cloudwaysapps.com\/wp-content\/uploads\/2020\/11\/20201111_115858.gif\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"310\" src=\"https:\/\/wordpress-634681-2064240.cloudwaysapps.com\/wp-content\/uploads\/2020\/11\/20201111_115858.gif\" alt=\"LED FLashing Animation\" class=\"wp-image-2427\"\/><\/a><figcaption class=\"wp-element-caption\">Flashing LED<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Reading GPIO Pins<\/h2>\n\n\n\n<p>Now that we&#8217;ve got a flashing LED, the next step is to read the status of the button and control the LED.<\/p>\n\n\n\n<p>Stop the code from running using <strong><em>ctrl+c<\/em><\/strong>.<\/p>\n\n\n\n<p>Open the Program.cs file again using;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>nano Program.cs<\/code><\/pre>\n\n\n\n<p>Replace the existing code with;<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-csharp\" data-file=\"program.cs\" data-lang=\"C#\" data-show-lang=\"1\"><code>using System;\nusing System.Device.Gpio;\n\nnamespace rpitest\n{\n    class Program\n    {\n        static void Main(string[] args)\n        {\n            Console.WriteLine(&quot;Hello World!&quot;);\n            \n            GpioController controller = new GpioController(PinNumberingScheme.Board);\n            var pin = 10;\n            var buttonPin = 26;\n            \n            controller.OpenPin(pin, PinMode.Output);\n            controller.OpenPin(buttonPin, PinMode.InputPullUp);            \n\n            try\n            {\n                while (true)\n                {\n                    if (controller.Read(buttonPin) == false)\n                    {\n                        controller.Write(pin, PinValue.High);\n                    }\n                    else\n                    {\n                        controller.Write(pin, PinValue.Low);\n                    }\n                }\n            }\n            finally\n            {\n                controller.ClosePin(pin);\n                controller.ClosePin(buttonPin);\n            }\n        }\n    }\n}<\/code><\/pre><\/div>\n\n\n\n<p>Save and exit nano using <strong><em>ctrl+x<\/em><\/strong> and once again hitting &#8220;<strong><em>y<\/em><\/strong>&#8221; to the prompt.<\/p>\n\n\n\n<p>Run the code again using;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>dotnet run<\/code><\/pre>\n\n\n\n<p>Pressing the button should now light up the LED.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large has-lightbox\"><a href=\"https:\/\/wordpress-634681-2064240.cloudwaysapps.com\/wp-content\/uploads\/2020\/11\/20201111_120657.gif\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"310\" src=\"https:\/\/wordpress-634681-2064240.cloudwaysapps.com\/wp-content\/uploads\/2020\/11\/20201111_120657.gif\" alt=\"Button Flashing LED Animation\" class=\"wp-image-2428\"\/><\/a><figcaption class=\"wp-element-caption\">Push Button flashes LED<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">More code and examples in the GitHub repo<\/h2>\n\n\n\n<p>You can find the code above, and some more examples in the GitHub repo here;<\/p>\n\n\n\n<p class=\"has-text-align-center\"><a href=\"https:\/\/github.com\/pjgpetecodes\/dotnet7pi\">https:\/\/github.com\/pjgpetecodes\/dotnet7pi<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Continue with the .NET Core 3.1 examples:<\/h2>\n\n\n\n<p>I have previously created a series of posts on working with .NET Core 3.1 and the Raspberry Pi&#8230; You can follow along with those from this point as the code is compatible;<\/p>\n\n\n\n<p class=\"has-text-align-center has-medium-font-size\"><a href=\"https:\/\/wordpress-634681-2064240.cloudwaysapps.com\/explorations-in-dot-net-core-3-0-for-raspberry-pi-part-3\/\">Receiving IoT Hub Messages<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">That&#8217;s all for now&#8230;<\/h2>\n\n\n\n<p>I hope this has been useful&#8230; Do get in touch if you need any more information!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In this blog post I&#8217;ll take you through how to install and use Microsoft Dot NET 5 with the Raspberry Pi and get started with using .NET with your IoT Projects.<\/p>\n","protected":false},"author":1,"featured_media":2433,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[5],"tags":[24,46,23,22,13],"acf":[],"aioseo_notices":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Install and use Microsoft Dot NET 7 with the Raspberry Pi - Pete Codes<\/title>\n<meta name=\"description\" content=\"In this post, I take you through how to install and use Microsoft Dot NET 7 on the Raspberry Pi and create 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