Thanks for the comments on the SPI, David and Adam. I'll look into that approach. I'm excited to pick up some new skills/tricks!
On Sat, Mar 31, 2012 at 9:02 PM, Adam Jacobs <[email protected]> wrote: > Yep, if you're trying to bit-bang the SPI then you are definitely > re-inventing the wheel. Look at Arduino "sketches" for other SPI devices > and see how they do it there. I don't have any arduino experience so I > can't be of much help either, but I've used the SPI port on the AVR many > many many times and it's a breeze. > > -Adam > > > On Sat, Mar 31, 2012 at 4:48 PM, David Forbes <[email protected]>wrote: > >> On 3/31/12 3:28 PM, Dylan Distasio wrote: >> >>> Hi all- >>> >>> I've been circling back to the nixie clock project I am working on that >>> starts with a base kit of 6 IN-14s each with their own module that >>> contains a PCB with a 74141 on it. I have never used shift registers >>> before, but finally got around to some initial experiments driving one >>> 74HC595 with an Arduino connected to one set of 74141 inputs (ABCD) to >>> keep things simple. I was able to get the different digits lit up based >>> on my code, but am wondering if I am missing something in terms of ease >>> of use here. >>> >>> Thanks, >>> Dylan >>> >> >> Dylan, >> >> A clever programmer will figure out how to use the Arduino's SPI port >> with the 74HC595s to eliminate all the software work of banging out the >> bits. I've never used an Arduino, so I don't know how it's done. I've used >> this chip with the PIC SPI port, and it works. >> >> >> -- >> David Forbes, Tucson AZ >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "neonixie-l" group. >> To post to this group, send an email to [email protected]. >> To unsubscribe from this group, send email to neonixie-l+unsubscribe@** >> googlegroups.com <neonixie-l%[email protected]>. >> For more options, visit this group at http://groups.google.com/** >> group/neonixie-l?hl=en-GB<http://groups.google.com/group/neonixie-l?hl=en-GB> >> . >> >> > -- > You received this message because you are subscribed to the Google Groups > "neonixie-l" group. > To post to this group, send an email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/neonixie-l?hl=en-GB. > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To post to this group, send an email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/neonixie-l?hl=en-GB.
