Pablo Bleyer Kocik wrote:

> joystick's stick of each axis (0 Kohms when up, 50 K when middle, 100
> K when down). I need to convert these positions to two bits (10 when
> the stick is up, 01 when the stick is down, and 00 (or 11) when the
> stick is in it's natural position). Any ideas for a _simple_ circuit
> doing this?

>                  +--+
> +5V O--\/\/\---> |  |-> bit0
>          R       |  |-> bit1
>                  +--+


                       |\
      In O--------+----| o----O ">70k"
                  |    |/
                  >            Inverters are 74HC04
                  > 22k     *NOT* 74HCT04, *NOT* 74HC14
                  |    |\
                  +----| o----O ">25k"
                  |    |/
                  >
                  > 47k
                  |
                 ~~~ Gnd
--
  Cheers,
        Paul B.