Hi! If you plan to interface to a PC for more than just a few projects, you may want to buy a USB to TTL serial adapter. Here's a link for one place in Western Canada, where I live;
http://www.hvwtech.com/products_list...&SubSubCatID=0
Also, I would bet Digikey sell them and Digikey seems to be everywhere.
One last note, Mr. E had a post a while back where he reccomended a program called RealTerm? The application is way better than Hyperterminal and easy to use. It's here;
http://realterm.sourceforge.net/
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