Hi, at the risk of being flamed for advertising We have many smart cards, some of which are PIC based We have cards made to clients specifications from silicon supplied by us. if you are interested in supplies of customisable Smart cards, we supply a whole range of cards & reader writer equipment. e.g 16F84 cards for £3.00 each and we have the 12C508 cards and we manufacture a special version of the 12C51x its not a true microchip part, it a 12C519 with EXTRA eeprom, up to 8Kbits !! Lester Wilson Crownhill Associates Limited The Old Bakery New Barns Road Ely, Cambs. CB7 4PW Tel: +44 (0) 1353 666709 Fax: +44 (0) 1353 666710 www.crownhill.co.uk www.towitoko.co.uk http://edsim.cambs.net -----Original Message----- From: Dr. Imre Bartfai To: PICLIST@MITVMA.MIT.EDU Date: 10 December 1998 07:32 Subject: Re: 12c50x Smartcard >Hi, > >here (in Hungary) there is a supplier which sell a 16C84/16F84 based >smartcard. There is a big disadvantage IMHO: an external clock must be >provided (not only xtal but oscillator), and there is only ONE (!) I/O >pin, and it is the RB.7. It is pretty expensive: about $12. > >Regards, >Imre