>The one thing that pushed me over the top was adding CRC >checking for my 1 wire temperature sensors - needed it >because I'm getting the occasional erroneous result. >This adds about 300 program words. How often does this code run? Could you set a compiler switch to optimise for size (but it may run a bit slower) for this section? -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist