Yes I could use something like a 4094 or similar, a few passives would be less room however, depending what values I'd need. I spose I'd like to get it working and see if its a better method, one bonus is the display boards would be nothing but passives without usng the shift reg.
On 13 July, 14:42, Dylan Distasio <interz...@gmail.com> wrote: > Could you use a shift register to expand the available pins? > > On Fri, Jul 13, 2012 at 8:49 AM, dr pepper > <seaking.helicopt...@gmail.com>wrote: > > > > > I have a nixie clock prototype that uses 4 in1 nixies, a in9 bargraph and > > a og3 dekatron. > > The clock works well however the dekatron takes up 4 pins of the pic micro > > (3 for guides and 1 for zero detect), and I need these for further > > expansion. > > Is there an adaptation of the single pulse circuit that can be driven from > > 5v logic from the micro so that I can step the dekatron from just one pulse > > output from the micro. > > I'm thinking a few resistors and high volatge caps for the required guide > > time delay. > > > -- > > You received this message because you are subscribed to the Google Groups > > "neonixie-l" group. > > To view this discussion on the web, visit > >https://groups.google.com/d/msg/neonixie-l/-/ZEV9RDcwzw4J. > > To post to this group, send an email to neonixie-l@googlegroups.com. > > To unsubscribe from this group, send email to > > neonixie-l+unsubscr...@googlegroups.com. > > For more options, visit this group at > >http://groups.google.com/group/neonixie-l?hl=en-GB.- Hide quoted text - > > - Show quoted text - -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To post to this group, send an email to neonixie-l@googlegroups.com. To unsubscribe from this group, send email to neonixie-l+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/neonixie-l?hl=en-GB.
