Viusal Basic Is The Most Popular Programming In The World it has even more programmer's than c++ and other languages. But it only works on the window's o/s cause it uses window's api to function anywayz...
Get The Visual Basic Black Book By Steven Holzner do a search on it on google it has a lot of Reference and information but it assumes that u know basic viusal basic command's
It only took about 4 month's for me to learn most of viusal basic i already made ton's of programs and now im starting to learn c++
You Need to add the Microsoft Comm Control to your project and config it
I wont go into to detail on how to config it cause it well probably take up 2 pages lol
If u get the visual basic black book they have a little section on how to open,close,transmit,and recieve from the serial port good luck
Visual Basic Is Easy to use and learn it about the easiest High Level Programming Language around