Hi, On Thu, Aug 12, 2010 at 8:18 AM, Carl Denk wrote: > Can someone suggest a book or online reference I could print out that get= s > into the details of C99 (that's the version that microchip is based on > ??) that this thread > and things like "ifndef" are covered. Microchip seems to leave out some > standard stuff, or I just haven't found where it's hiding. > The C99 standard, up to technical corrigendum 3, is available at http://www.open-std.org/JTC1/SC22/WG14/www/docs/n1256.pdf It's the definitive guide to the language, but it's not a tutorial. Daniel. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .