[sdiy] 4-bit encoder?

[Gordonjcp]

On Tue, Oct 13, 2020 at 12:19:29PM +0100, Gerry Murray wrote:
> One major advantage that David Dixon has in his designs is that in 20 years
> time, someone plugs it in and it doesn't work, everything that makes it do
> it's job is right there in plain sight and could be repaired.
> Take any uProcessor driven design. In 20 years, plug it in and if it doesn't
> work., it's for the trash.

I mean, I'm currently repairing 40-year-old microcontroller based stuff that wasn't exactly spiffy new tech when I was in primary school, but okay.

> So David is making something that has far greater longevity than , for
> example, my precious midi message handler embedded in a Microchip 18F
> microcontroller.

Assuming you can get the chips, or anything remotely like them.  Look at how many logic IC are simply no longer available with no reasonable replacement, like 16-to-4 encoders.

-- 
Gordonjcp