Works fine on 16f88 silicon. Very cunning idea and like all clever things dead obvious when pointed out. :-) I suppose that if the simulator writers were clever enough to think of it they would be able to get a better job than at uChip. On 14 October 2016 at 21:27, Kerry wrote: > Probably because it is such an original idea that the simulator writers > didn't think of it. ;) > I have never seen it written up anywhere. > I have not used it with a 16f88, but I have with a 16f886 and that part > of the block diagram looks the same. Try it in silicon. > > Kerry > > > - > __________________________________________ David C Brown 43 Bings Road Whaley Bridge High Peak Phone: 01663 733236 Derbyshire eMail: dcb.home@gmail.com SK23 7ND web: www.bings-knowle.co.uk/dcb *Sent from my etch-a-sketch* --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .