File upload, ASP.NET's default limit is 4096, you can do the following in WebConfig:
MaxRequestLength = "40960"
UsefullyqualifiedRedirectURL = "false" />
File upload control, only return file names in Firefox 1.01, and cannot return the full path to the file. And IE is the full file path
It is now possible to upload and send play commands, and you can freely choose this machine music file for playback.
The next step needs to be improved, join the local service control program, and complete the design and writing of the architecture such as customer management.
Reconstruct existing code
Start research on embedded equipment.
Learn the writing of embedded code.
