AVR-Chat

At 10:11 AM 12/6/2003 +1000, Steven Chang-Lin Yu wrote:
>Guys, I am looking for some information on designing a magnetic card reader,
>the card I refer to is not the normal one magnetic tape strip kind, and not
>a smart card either.  The one I want is the entire card is made of thin
>plastic; however we can re use it over and over again!!!  Does anyone have
>any information on this???  English, Chinese, or German information are
>welcome!!!

Magtek's site has tons of information. You're looking for the ABA credit 
card specs for track 1, 2, and 3.