Hi, thanks for the reply. How did you plug these in to the board? Did
you have to use any hardware between them?
Thanks again...
--- In "Don W. Carr" <> wrote:
>
> Since you will not have enough DIO, you should buy a serial LED
display with
> keypad controller.
>
> I used the Oribital Matrix 4x40 with serial controller and 4x4
keypad. There
> are other sizes.
>
> LK404-55 40 Character x 4 Line Serial Interface LCD $121.00
> MA-KPP4x4 Keypad - 4 x 4 Keys (connects to LCD) $15.00
>
> You should be able to drill a round hole and put a rubber grommet.
>
> Don.
>
> On 11/15/06, sipnj <> wrote:
> >
> > Sorry if I am asking too many questions. I like the 7400 WIFI
BOX but
> > I need to add a speaker, an alphanumeric LED display and a matrix
> > keypad as well as a couple of push buttons and status LEDs.
> >
> > What do I need to get in order to connect these items to the board. I
> > know I will have to do some cuttin and rilling to the box. Would I
> > need a lot of electronics to connect these items?
> >
> > Is there a schematic somewhere I can vie how these could be added? I
> > prefer as much plug in as possible.
> >
> > Any suggestions would be appreciated.
> >
> >
> >
>
>
>
> --
> Dr. Don W. Carr
> J. G. Montenegro 2258
> Guadalajara, Mexico
> +52-333-630-0704
> +52-333-836-4500 ext 2930
>
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