Frank, I think you need to read this question again. It sounds ON THE TOPIC OF PICs to me! Steve ---- PICLIST(a)MITVMA.MIT.EDU's Message ---- > I am setting up a comparator in my 16C620 PIC project to detect a low > battery. I don't need two comparators, just one - and this results in the > following question - > > If I use comparator 2, with comparator 1 disabled (CM2:0) = 101 can I still > use the voltage reference module configured to input the voltage reference > output onto RA2, one of the input lines of the comparator #2, and use the > other comparator line RA1, as the input from an external reference signal? Please keep these off-topic postings of this list. This is the PICLIST, catering for all those who are water-injecting their MS-Outlook email programs in order to unsubscribe from mailing lists. Thank you. Frank