Almost OT: Pushbutton switch latching

[Mike Loewen]

> Henk Gooijen wrote:
>
> I have build that circuit, but can't remember exactly how
> the 8 switches connect combined to the single clock input ...

    How about a MM54HCT149 8-line to 8-line priority encoder?

http://eshop.engineering.uiowa.edu/NI/pdfs/00/53/DS005364.pdf


Mike Loewen				mloewen at cpumagic.scol.pa.us
Old Technology	http://sturgeon.css.psu.edu/~mloewen/Oldtech/