hello , as in here
http://www.instructables.com/id/Serial-Controlled-Variable-Speed-Motor/
can i do the same thing but with a USB rather than a Serial port < reason , laptops has no serial ports > , also , can i use python rather than this language .
http://www.instructables.com/id/Serial-Controlled-Variable-Speed-Motor/
can i do the same thing but with a USB rather than a Serial port < reason , laptops has no serial ports > , also , can i use python rather than this language .
