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HP HP-11C User Manual

HP HP-11C
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Section
5:
Programming
Basics
79
Go
to
Line
000.
Pressing
(-]000
in
Program
or
Run
mode
sets
the
calculator
to line
000
(top
of
program
memory).
Labels.
The
HP-11C’s
labels
are
addresses
for
programs,
program
branches,
and
program
subroutines.
The
alpha
labels
([A]through
(E])
and
the
numeric
labels
(0
through
9)
are
keyed
into
program
memory
by
pressing
(label)
and
the
desired
alpha
or
numeric
key.
With
the
calculator
in
Run
mode,
a
program
addressed
by
an
alpha
label
is
executed
by
pressing
the
[f]shift
key
and
the
label
key.
Labels
0
through
9
can
also
be
used
to
address
programs,
but
are
usually
reserved
for
program
subdivisions
(branches
and
subroutines).
Numeric
labels
can
be
executed
by
pressing
and
the
desired
number
key.
Return.
The
(return)
instruction,
when
used
to
end
a
program,
causes
program
execution
to
transfer
to
line
000
and
halt.
Run/Stop.
When
encountered
in
a
running
program,
(R/S
(Run/Stop)
causes
program
execution
to halt.
When
a
program
is
halted,
pressing
causes
program
execution
to
begin
with
the
line
of
program
memory
the
calculator
is
currently
positioned
to.
Pause.
When
(pause)
is
encountered
in
a
running
program,
execution
halts
temporarily
(approximately
one
second)
to
allow
viewing
of
the
number
currently
in
the
displayed
X-register.
Program
execution
then
resumes.
User
Mode
User
mode
is
a
convenience
feature
you can
use
to
save
keystrokes
during
program
operations.
Pressing
exchanges
the
primary
math
and
the
alternate
prefix
alpha
key
assignments
on
the
calculator’s
top
row
keys.
While
mode
is
set,
the
USER
annunciator
appears
in
the
display.
0.0000
USER
mpreflxx
C
D
E
Primary
L)
-
(@]
prefix——————»
x?
LOG
%
A%
In
Run
mode,
this
exchange
enables
you
to
execute
any
programs
labeled
through
(E]
by
pressing
only
the
appropriate
alpha

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HP HP-11C Specifications

General IconGeneral
BrandHP
ModelHP-11C
CategoryCalculator
LanguageEnglish

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