It should open COM port
This COM port should have echo functionality (shows what you type)
Supported commands:
`RGB <red> <green> <blue>` - the device sets current color to specified one. After execution it prints "Color set to R=<red> G=<green> B=<blue>".
`HSV <hur> <saturation> <value>` - the same with RGB, but color is specified in HSV.
`help` - print information about supported commands.
If user type something wrong it should print "Unknown command"
It should open COM port This COM port should have echo functionality (shows what you type) Supported commands:
If user type something wrong it should print "Unknown command"