You disspeeeeeled EBCDIC .... yep, I can still read it, ASCII ... not so much

. I was a systems progrmmer later on .... reading/analyizing dumps & traces ... I thrived on those

.
C1 = A (alpha)
Of course it's all binary in the machine, but
1100 0001 = C1
which leads us to Hexadecimal math

.
I had the "gift of geek"
HAD....
my speeeeling and tuping here are proof ....
and I don't pwoofread