ooh, I know this one :) how about re-using a braille terminal. the touchpins of the character "display" pop up through the holes (or not in the case of a non- hole), and a led/opto sensor scanning across the top of the paper tape registers whether a pin is "up" or "down". Bizarre enough for the list? > How about a 'Rube Goldberg' style virtual design contest to come > up with the most unusual way to read a paper tape? > > R -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist