config frequency and pwm ratio in rs232




File list:
TIuartC#
.......\SimpleSerial
.......\............\bin
.......\............\...\Debug
.......\............\...\.....\PWM01U.exe
.......\............\...\.....\PWM01U.pdb
.......\............\...\.....\PWM01U.vshost.exe
.......\............\...\.....\SimpleSerial.vshost.exe.manifest
.......\............\...\Release
.......\............\...\x64
.......\............\...\...\Debug
.......\............\...\...\.....\PWM01U.exe
.......\............\...\...\.....\PWM01U.pdb
.......\............\obj
.......\............\...\x64
.......\............\...\...\Debug
.......\............\...\...\.....\TempPE
.......\............\...\...\.....\......\Properties.Resources.Designer.cs.dll
.......\............\...\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
.......\............\...\...\.....\PWM01U.csproj.FileListAbsolute.txt
.......\............\...\...\.....\PWM01U.csproj.GenerateResource.Cache
.......\............\...\...\.....\PWM01U.exe
.......\............\...\...\.....\PWM01U.pdb
.......\............\...\...\.....\PWM01U.Properties.Resources.resources
.......\............\...\...\.....\PWM01U.vshost.exe
.......\............\...\...\.....\SimpleSerial.Form1.resources
.......\............\...\x86
.......\............\...\...\Debug
.......\............\...\...\.....\TempPE
.......\............\...\...\.....\......\Properties.Resources.Designer.cs.dll
.......\............\...\...\.....\DesignTimeResolveAssemblyReferences.cache
.......\............\...\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
.......\............\...\...\.....\GenerateResource.read.1.tlog
.......\............\...\...\.....\GenerateResource.write.1.tlog
.......\............\...\...\.....\PWM01U.csproj.FileListAbsolute.txt
.......\............\...\...\.....\PWM01U.csproj.GenerateResource.Cache
.......\............\...\...\.....\PWM01U.exe
.......\............\...\...\.....\PWM01U.pdb
.......\............\...\...\.....\PWM01U.Properties.Resources.resources
.......\............\...\...\.....\PWM01U.vshost.exe
.......\............\...\...\.....\SimpleSerial.csproj.FileListAbsolute.txt
.......\............\...\...\.....\SimpleSerial.csproj.GenerateResource.Cache
.......\............\...\...\.....\SimpleSerial.csprojResolveAssemblyReference.cache
.......\............\...\...\.....\SimpleSerial.Form1.resources
.......\............\...\...\Release
.......\............\Properties
.......\............\..........\AssemblyInfo.cs
.......\............\..........\Resources.Designer.cs
.......\............\..........\Resources.resx
.......\............\..........\Settings.Designer.cs
.......\............\..........\Settings.settings
.......\............\Form1.cs
.......\............\Form1.Designer.cs
.......\............\Form1.resx
.......\............\Program.cs
.......\............\PWM01U.csproj
.......\............\PWM01U.csproj.user
.......\SimpleSerial.sln
.......\SimpleSerial.suo