HIREN_BRIDGE wrote:


>HI
>
>I HAVE  RECENTLY  JOINED  THE  WORLD  OF  PIC MICROCONTROLLERS.  GREAT
>STUFF!  WELL  SOMETIMES!
> I  AM  PRESENTLY  TRYING  TO  GET  A  4X4  KEYPAD WORKING   USING  A
>PIC  16F84 I  AM  USING  PORTB   FOR THE  KEYPAD   AND  PORTA   AS  A
>4BIT  OUTPUT DRIVING LEDS  DENOTING  THE   KEY PRESSED   . I  HAVE
>TRIED   ADAPTING  STAN  DE SOUZA'S  KEYPAD  CODE  (KEYPAD  AND VOLTMETER
>APPLICATION - 16C71) TO  A  16F84   BUT  I HAVE HAD  NO  JOY .  HAS
>ANYONE  PERHAPS  WRITTEN  4X4 KEYPAD CODE  FOR   A   16F84 .  YOUR HELP
>WILL  BE GREATLY   APPRECIATED
>
>
>MANY THANKS
>HIREN BRIDGE                        HIREN_BRIDGE@HOTMAIL.COM


Yep, there is code for a 4 X 4 matrix keypad on my website...
    www3.mistral.co.uk/brian.clewer/

By the way, I would have someone look at your kaps lock key.  I think
it's stuck or something <grin>.

Regards,
Brian.