David Duffy (AVD) wrote: > That's a good question Bob. To be honest, I'm confused about what I > really want / need in the way of a C compiler, what's free and what's not! The Microchip MPLAB C18 compiler has full optimization during the demo period and then drops to partial optimization but is still free to use. So you can try it out and decide if the extra optimization is worth paying $495 for. It comes with lifetime support/updates which is pretty rare. Cheerful regards, Bob -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist