COSMAC Elf switch panel using PCBs
spacewar at gmail.com
Sun Apr 24 00:38:22 CDT 2016
On Sat, Apr 23, 2016 at 8:18 PM, dwight <dkelvey at hotmail.com> wrote:
> You'd need to decide, LOAD is switch up or
> LOAD is switch down.
Which still doesn't explain how a toggle (not momentary) can be said
to have NC and NO pins. But at this point I'm flogging a dead horse.
> Even if a single wire, it needs to be debounced.
Yes. Elf2K uses both contacts with an S-R FF. My other system is VHDL
in an FPGA and has a counter-based debouncer.
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