[sdiy] Debouncing Switches

[Scott Gravenhorst]

"Rhen, Kris" <krhen at stucki.com> wrote:

>Say I had a switch that I wanted to act as a manual gate to let through a
>signal such as audio or even a constant voltage at the input.  As-in, when
>the switch is on, the input is passed to the output.  When it is off, the
>input is not.  How can you debounce this (and would you need to - I'm
>guessing YES :-)?  I'd like to make two types of manual gates, one with
>ON/OFF pressable buttons and one with ON-WHILE-PRESSED buttons and am
>worried about bounce.  Thanks all
>KRIS

If you use the switch to make a debounced logic level, then use the logic
level to control a CMOS 4066 gate...

=========================================================  
- Government: The other religion.
- The media's credibility should always be questioned.
- Lambs who lie down with lions are lunch.

-- Scott Gravenhorst | LegoManiac / Lego Trains / RIS 1.5
-- Linux Rex         | RedWebMail by RedStarWare
-- FatMan: home1.GTE.NET/res0658s/FatMan/index.html
-- NonFatMan: home1.GTE.NET/res0658s/electronics/index.html