Alphabetic Keys
The alphabetic keys provide the 26 letters of the alphabet. A
to
Z.
These are
upper case
(capital) letters
when
used
with
full graphics. A lower case alphabet
is
available
with
the alternate character set
(see
Chapter 5).
Numeric Keys
The numeric keys provide the digits
0,
1,
2,
3,4,
5,
6,7,
8,
and
9.
Ail
num-
bers
input
to
PET
BASIC are decimal numbers (the kind
Vou
use every day) such
as
3,
-14,
10.5.
The
TT
key (upper shift of
[1))
could also
be
considered a numeric key (or a
special symbol).
but
since it represents a
multidigit
number and
has
some special
characteristics, it
is
described below under
function
keys.
16
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