26 Oct
2006
26 Oct
'06
8:06 p.m.
On 26 Oct 2006 at 21:15, der Mouse wrote:
Ummm...what about D0? Isn't that a hole between I
and J? And isn't
the gap between R and S two-position, because of E0?
You're right., it's been a long day! None of the letters uses the 0
punch, except as a zone punch.
You can see how BCD and EBCDIC codes line up with punch codes and why
the strange gaps in the alpha sequence are present:
http://homepages.cwi.nl/~dik/english/codes/80col.html
Cheers,
Chuck