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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