Scott D. wrote: > Are you using the CRC's? I want to check them for accuracy. (or do these particular devices even generate the > Dallas/Maxim 1-wire CRC?) If so: > > http://www.dattalo.com/technical/software/pic/crc_8.asm Scott, Yes, they use the 8 bit CRC. Thank you for the code, as I have trouble understanding CRC calculation routines. michael brown -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.