> 1) Is it really useful to store the temp. data in the 256 EEPROM bytes of > '876? As long as 256 bytes is enough, then I don't see why not. You also need to watch the max number of writes the EEPROM is specified to work for. > 2) Is it possible to store the data also in an (unused) area of the program > memory? Possible, but note that the program memory is only specified for 1000 writes. ******************************************************************** Olin Lathrop, embedded systems consultant in Littleton Massachusetts (978) 742-9014, olin@embedinc.com, http://www.embedinc.com -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu