[Ffmpeg-devel] [Ss][Nn][Oo][Ww] spelling^wbranding

castet.matthieu at free.fr castet.matthieu
Fri May 13 16:32:19 CEST 2005


Selon Martin Boehme <boehme at inb.uni-luebeck.de>:

> Erik Slagter wrote:
> > What really puzzles me is that those "caps-only" terminals probably
> > already where using ASCII (yeah, caps ;-)). This means that inputting
> > lower-case characters only needed a shift/caps key on the keyboard. For
> > output, 26 extra entries in character generator rom would be necessary.
> > I can hardly believe that was taking that much space it wouldn't fit in
> > the rom.
>
> Well, it seems the early versions of both ASCII and EBCDIC didn't
> support lower-case characters -- so the terminals wouldn't have, either:
>
> http://en.wikipedia.org/wiki/Ascii
> http://en.wikipedia.org/wiki/EBCDIC
>
> Of course, that just shifts the question to why did the designers of
> ASCII and EBCDIC go for upper-case only instead of lower-case only...
>
may be because it was easier to display it on led screen.


Matthieu





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