I used similar switches in custom test equipment I built decades ago. On Thursday, June 22, 2023 at 4:59:04 PM UTC-5 gregebert wrote:
> The manufacturer "cheated", because they only display in increments of 5 > minutes. So, with 4 bits you can get just over 1 hour. > > I use 4 BCD thumbwheel switches in my upcoming alarm clock, so that > burned-up 16 bits. But since I read them thru a serial interface that is > shared with other switches and LED's, it doesn't require additional pins > from the CPU or FPGA, but it does take additional shift register ICs. > > On Thursday, June 22, 2023 at 2:40:33 PM UTC-7 Benoit Tourret wrote: > >> I found those thumbweels, but they are DCD decimal coded decimal, 10 >> outputs, easy to tests nixie, but I stopped at 3 nixie !!! >> >> how did they manage to count in binary up to 59 with 4 bits ??? >> >> Le jeudi 22 juin 2023 à 17:21:23 UTC+2, Nick Andrews a écrit : >> >>> Looks like some used in counters and timers in NIM and related nuclear >>> physics stuff. >>> >>> On Wed, Jun 21, 2023 at 6:03 PM 'Moses' via neonixie-l < >>> [email protected]> wrote: >>> >>>> I forgot I had this! I found a box of old BCD output thumbwheel >>>> switches marked with the time. Hours 1-12 and minutes at 5 increments. >>>> Maybe for an alarm input? Would need a switch for AM/PM. >>>> >>>> What else can it be used for ?? >>>> >>>> I don't need all the quantity I have.. so if anyone wants some PM me. >>>> >>>> Thanks! >>>> >>>> Regards, >>>> -Moses >>>> >>>> >>>> [image: IMG_20230621_154658275_HDR-small.jpg][image: >>>> IMG_20230621_154703466_HDR-small.jpg] >>>> >>>> -- >>>> 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 [email protected]. >>>> To view this discussion on the web, visit >>>> https://groups.google.com/d/msgid/neonixie-l/97052329-3814-4dcb-a637-679d49e6a442n%40googlegroups.com >>>> >>>> <https://groups.google.com/d/msgid/neonixie-l/97052329-3814-4dcb-a637-679d49e6a442n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- 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 [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/006f176d-b62d-4774-a916-178ab253f25cn%40googlegroups.com.
