Hi all, Just a quick one:-) Should there be any difference in the code required to use the pins A0 - A3 on a 16c622 as opposed to a 16c84. TIA, -- Philip Martin ---------------------------------------------------------------- Royal Quays If at first you don't succeed, try again. Then quit: North Shields. no use being a damn fool about it ! W.C. Fields email philip@philmart.demon.co.uk