Roger Weichert wrote: > Apparently they have investigated using a camera in a box, hung on the front > of the dairies display, and then using an OCR program to identify the > number. > A B&W Webcam and a uP would do a nice project... Mark Jordan -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist