juha tuomi wrote: > > Hi all ! > Where could I get a 16 bit square root routine for PIC 17C43 ? > > Juha Check out: http://www.interstice.com/~sdattalo/technical/software/pic/picsqrt.html This was written for the midrange core, but it should work (or be adaptable to the 16-bit core). Andy David has written a square root routine specifically for the 17Cxx family. Maybe he'll post it? Or you can try contacting him: "Andy David" Scott