David Duffy (AVD) wrote: > But the C18 complier only supports 16 bit chips? No, the C18 compiler is for the PIC 16 series, which are 8 bit chips. So are the PIC 10, 12, and 16. The PIC 24, 30, and 33 are 16 bit machines, and the PIC 32 is a 32 bit machine. > I mainly use 16F628 & 16F88 at present. I had a quick look but > couldn't see pin compatible parts in 18F series? 18F1320, but beware the long rocky errata history of this part. ******************************************************************** Embed Inc, Littleton Massachusetts, http://www.embedinc.com/products (978) 742-9014. Gold level PIC consultants since 2000. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist