Re: Question on Logic Gates

From: Terry Pinnell (terrypinDELETE_at_THESEdial.pipex.com)
Date: 10/27/04 

Date: Wed, 27 Oct 2004 08:27:04 +0100

vsebay@edsamail.com (vicebay) wrote:

>Hi, I would like to ask if anyone know a circuit or an IC that has
>the following characteristic.
>
>single input -- single output
>
>The output should only be triggered by a positive (1) input and will
>not change even if the input changed it state to 0. But when the
>input changed in state to 1 again, the output should change in state.
>
>I would like to implement this on my design in a sequential light.
>
>TIA
>
>-vicebay

Here's a circuit using Jamie's suggested approach:
http://www.terrypin.dial.pipex.com/Images/4013FF.gif 

-- 
Terry Pinnell
Hobbyist, West Sussex, UK