Chris McSweeny wrote: > To be fair I'd have to look up the meaning of cathode and anode to answer > that one That's probably the time when you should (re)start reading diode data sheets :) They usually mention those terms. Gerhard -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist