John, do you have a chip with a built in RTC you'd recommend? I'm embarrassed to admit I didn't know about them, and have typically used a cheap Dallas RTC on the protoboard clocks I have built as xmas gifts.
On Tue, Nov 26, 2013 at 7:14 PM, NeonJohn <j...@neon-john.com> wrote: > > > On 11/26/2013 06:06 PM, Matt Wetherill wrote: > > > I thought I might try something driven by an Arduino - it'll be quite > > a learning curve but should keep me busy ;) > > Hi Matt, > > Welcome back. Mine may not be a real popular opinion but I do NOT like > the Arduino. It's mangled sorta-C++ is a pain, though you can program > in C except for some libraries. It's expensive for what you get and > quite short on I/O pins. Incidentally, if you just want to play with > the Arduino style of doing things, Digikey sells the programmed chip for > $5. Just add 5 volts, a TTL serial interface and a clock and there you go. > > I suggest looking at one of the several chips that have battery-backed > RTCs built-in. Get one in DIP format and assemble something on a proto > board. > > BTW, in the next week or two I'm going to be open sourcing (hardware and > software) a nifty little count-down counter that I designed for one of > our products. It uses the ATmega8515 which isn't a very interesting > chip but it has lots of I/O pins which is what I needed. I heavily > document my code, especially that which gets released so it would be a > good starting point. I'll announce here when I get it finished (boards > to be here on Black Friday :-) > > John > > > > > -- > John DeArmond > Tellico Plains, Occupied TN > http://www.fluxeon.com <-- THE source for induction heaters > http://www.neon-john.com <-- email from here > http://www.johndearmond.com <-- Best damned Blog on the net > PGP key: wwwkeys.pgp.net: BCB68D77 > > -- > You received this message because you are subscribed to the Google Groups > "neonixie-l" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to neonixie-l+unsubscr...@googlegroups.com. > To post to this group, send an email to neonixie-l@googlegroups.com. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/52953982.5070506%40neon-john.com > . > For more options, visit https://groups.google.com/groups/opt_out. > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to neonixie-l+unsubscr...@googlegroups.com. To post to this group, send an email to neonixie-l@googlegroups.com. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/CAJrqPH_b1xZ8v_XfzaojsBj_06_o6PptNtzU%2BKqZXdq6WMcQpQ%40mail.gmail.com. For more options, visit https://groups.google.com/groups/opt_out.
