Rich Graziano wrote: > -----Original Message----- > > I don't hear many people talk about relay ladder logic these days. Lot's > of people don't even know what relay ladder logic is. I can remember > converting RLL to RTL. > Have fun with the CRAY. > You don't work in a manufacturing environment, do you? PLCs are programmed with ladder logic. I have been working with PLCs for over 12 years now. Industrial PCs are replacing PLCs in some applications, though. -Frank