In article <cwatson-3108982112530001@dialup-611.hip.cam.org> cwatson@cam.org (Sean McBride) writes:

>   I'm trying to make a debouncer for a SPST switch.  It is a pushbutton
>   really, normally open, and closed when pushed.  I'd like each push to
>   generate a pulse (hi) to increment a counter.



         Vcc
          o
          |
          /
          \ 10K
          /
          \
          |           |\  74xx14
          +----+-----o|  >-----> To clock input.
          |    |      |/
     2uF _|_    \
         ---   |
         _|_  _|_
          -    -

--- sam : Sci.Electronics.Repair FAQ: "http://www.repairfaq.org/"
          Latest Sam stuff: "http://www.repairfaq.org/sam/"
          Lasers: "http://www.repairfaq.org/sam/lasersam.htm"
                  "http://www.misty.com/~don/lasersam.html"


Date: 01 Sep 1998 12:13:35 GMT

Original Subject: Re: [Q] How to make a switch debouncer


Comment on this article


Comments on this article


This article is referenced in the following indexes: