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HP HP-67 User Manual

HP HP-67
364 pages
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Page #159 background image
Program
Editing
155
Ensure
that
the
Program
Mode
switch
wipram
I
run
is
set
to
RUN.
Press
Display
o
123.00
Calculator
reset
to
step
000
of
program
memory.
Single-Step
Viewing
without
Execution
You
can
use
the
key
in
W/PRGM
mode
to
single-step
to
the
desired
step
of
program
memory
without
executing
the
program.
When
you
slide
the
Program
Mode
switch
to
W/PRGM,
you
should
see
that
the
calculator
is
reset
to
step
000
of
program
memory.
When
you
press
once,
the
calculator
moves
to
step
001 and
displays
the
contents
of
that
step
of
program
memory.
No
instructions
are
executed.
Slide
the
W/PRGM-RUN
switch
wrram
[[[[Jllrun
to
W/PRGM.
Press
Display
Step
000
of
program
memory
displayed.
A
001
31
25
15|
Calculator
moves
to
step
001
without
executing
instructions.
You
can
see
that
the
calculator
is
now
set
at
step
001
of
program
memory.
If
you
press
a
recordable
operation
now,
it
will
be
loaded
in
the
next
step,
step
002,
of
program
memory,
and
all
subsequent
instructions
will
be
‘‘bumped’”
down
one
step
in
program
memory.
Thus,
to
load
the
EJ
instruction
so
that
the
calculator
will
review
the
values
in
the
stack
at
this
point
during
execution:
Press
Display
a8
002
32
84

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HP HP-67 Specifications

General IconGeneral
BrandHP
ModelHP-67
CategoryCalculator
LanguageEnglish

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