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Re: [TenTec] CorsairII obsolescence - MCU copying

To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Subject: Re: [TenTec] CorsairII obsolescence - MCU copying
From: Steve Hunt <steve@karinya.net>
Reply-to: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Fri, 12 Aug 2011 20:44:38 +0100
List-post: <tentec@contesting.com">mailto:tentec@contesting.com>
Rick,

You don't actually need any logic between the PIC and the LEDs. The PIC 
can decode the BCD into the 7 segments needed for each LED and refresh 
each LED in sequence; it just has to work a bit harder!

Steve G3TXQ

On 12/08/2011 20:30, rrbunn@cox.net wrote:
> I'm not up on PICs and the current unit but I've been listening intently.  
> Driving the LEDs should not be a serious problem even if we have to use 
> transistor pull up circuits,  what I saw of th PIC board there should be 
> plenty of room.  The quetion may be, can you get the decoder chips to take 
> the counter output and apply it to the seven segment display.?
> 73 Rick
> N4ASX
>
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