This is a serial port can see the data received code

Csha_demo-master
Csha_demo-master\Application_usart.sln
Csha_demo-master\Application_usart.v12.suo
Csha_demo-master\Application_usart
Csha_demo-master\Application_usart\Application_usart.csproj
Csha_demo-master\Application_usart\Form1.Designer.cs
Csha_demo-master\Application_usart\Form1.cs
Csha_demo-master\Application_usart\Form1.resx
Csha_demo-master\Application_usart\Program.cs
Csha_demo-master\Application_usart\Properties
Csha_demo-master\Application_usart\Properties\AssemblyInfo.cs
Csha_demo-master\Application_usart\Properties\Resources.Designer.cs
Csha_demo-master\Application_usart\Properties\Resources.resx
Csha_demo-master\Application_usart\Properties\Settings.Designer.cs
Csha_demo-master\Application_usart\Properties\Settings.settings
Csha_demo-master\Application_usart\bin
Csha_demo-master\Application_usart\bin\Debug
Csha_demo-master\Application_usart\bin\Debug\Application_usart.exe
Csha_demo-master\Application_usart\bin\Debug\Application_usart.pdb
Csha_demo-master\Application_usart\bin\Debug\Application_usart.vshost.exe
Csha_demo-master\Application_usart\bin\Debug\Application_usart.vshost.exe.manifest
Csha_demo-master\Application_usart\obj
Csha_demo-master\Application_usart\obj\Debug
Csha_demo-master\Application_usart\obj\Debug\Application_usart.Form1.resources
Csha_demo-master\Application_usart\obj\Debug\Application_usart.Properties.Resources.resources
Csha_demo-master\Application_usart\obj\Debug\Application_usart.csproj.FileListAbsolute.txt
Csha_demo-master\Application_usart\obj\Debug\Application_usart.csproj.GenerateResource.Cache
Csha_demo-master\Application_usart\obj\Debug\Application_usart.csprojResolveAssemblyReference.cache
Csha_demo-master\Application_usart\obj\Debug\Application_usart.exe
Csha_demo-master\Application_usart\obj\Debug\Application_usart.pdb
Csha_demo-master\Application_usart\obj\Debug\DesignTimeResolveAssemblyReferences.cache
Csha_demo-master\Application_usart\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

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