88
P'ogrammlng
Unconditional Branching
05
06
07
12
13 06
(GTO
06)
Execute the
step specified
next.
When recording an unconditional
branch
always follow the
Em
key with two digit keys to designate
the
step number.
For
in-
st
ance, to branch to step 6 the program instruction must be
Em@]
~.
If
the first digit' key following
Em
is
greater than four, the
Em
key
is
ignored and the
number
is
stored
in
that
step
of
pro-
gram memory. Similarly, if one
of
the two keys following
Em
is
not a digit key, the
Em
key
is
ignored and the invalid key
is
stored
in
program memory,
Example Program.
The
following
program
is
an interesting
one to show
your
friends.
It
calculates the squares
of
consecu-
tive whole
numbers
beginning with zero.
The
calculator con-
tinues to
compute
the square
of
the
next
consecutive whole
number until you
press~
to
stop
program execution (or until
the calculation overflows),
The
simple formula used
is:
x x n
2
where n
is
continually incremented by one,
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