You could use a max7219 available free from maxim to do this.  This would allow you to control up to 64 leds through a synchronous serial interface.  You could also use a bcd decoder such as a 4511 but, it would be very hard to control individual LEDs.


-----Original Message-----
From: Vernon Bradshaw <WVBradshaw@WORLDNET.ATT.NET>
Date:         Thu, 6 Jan 2000 17:58:13 -0800
To: PICLIST@MITVMA.MIT.EDU
Subject:      More than 8 LED's from a single 8-bit port

>
> > Is there a way to illuminate more than 8 LED's using a single 8-bit port.  I am tryin to have a block of ten LED's increase or decrease by one when I press either an up or down button.
>
> Thanks,
>
> Vern Bradshaw
> WVBradshaw@worldnet.att.net
>
>
>
--


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