On 14-Feb-02 Wallace do Valle Barros wrote: > Hi all, > > What's the real difference between PIC16F84 and PIC16F84A or 12C508 > and 12C508A. What means the letter "A" in the end?? Did you try looking at http://www.microchip.com/1000/pline/picmicro/families/16f8x/index.htm Peter. -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body