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GRAPHies
The PET graphie eharaeter set eonsists of
64
graphie symbols. Graphies
are available
on
ail PET models.
On
the
CBM.
select graphies by issuing a
POKE
59468.12.
The graphie eharaeters are ail loeated in the upper case positions
on
the
keys.
so
they must
be
entered in shifted mode. On the full size keyboard. the
SHIFT
LOCK
key may
be
engaged to remain in
"graphie
mode" until vou release
the SHIFT
LOCK.
Graphie symbols are entered ante the sereen in either ealeulator mode or
program mode.
Many
graphie eharaeters
are
refereneed and illustrated
on
the
following
pages. Refer to Table 2-2 for easy referenee to graphie eharaeter
keys.
names. and
symbols.
GRAPHICS IN CALCULATOR MODE
Sketehing
in
ealeulator.
or
immediate. mode requires
no
line numbers.
no
PRINT statements. and
no
quotation marks.
In
ealeulator mode. the eursor
may be moved freely up. down. right.
or
left to any spot
on
the sereen
without
pressing the
RETURN
key after eaeh direetional change. Below
is
an
example of a
square drawn in ealeulator mode. Starting
with
the eursor in home position. the
square was drawn left to right. top to bottom. right to left. and bottom to top. in
one eontinuous movement. No line numbers. program statements. or line returns
were needed.
7 spa
ces
.7'P""
225
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