24 May
2016
24 May
'16
9:48 a.m.
Swift Griggs wrote:
Machine Language Using a Program Listing Using Toggle
Switches". That's
pretty hard core. I'm surprised they didn't at least use component
displays with LEDs to show the values rather than reading it straight
off some blinkenlights.
It's much easier to tell if you have a stuck bit
(data or address) with simple LEDs. This was (and is)
a real possibility in old machines. Trying to watch
for patterns of HEX or OCT digits to provide the same
info would be really tough.
Bill S.