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HP 25 User Manual

HP 25
132 pages
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Programming Key Index
PROGRAM Mode
PRGM-RUN
switch
set
to
:
PRGM
0IIII
RUN
Function
keys are
recorded
in
program
memory.
Display
shows
program
memory
step
number
and
the
keycode
(keyboard
row
and
location
in row)
of
the
function
key.
Active
keys:
In
program
mode
only
three
keys are active.
These keys can
not
be
recorded
in
program
memory.
1
PRGM
1
Clear
program.
Clears
program
memory
to
GTO 00
instructions
and resets
calculator
so
operations
begin
at step 00
of
program
memory
(page
78).
Automatic RUN Mode
PRGM-RUN
switch
set
to
:
PRGM.mIll
RUN
Function
keys may be executed
as
part
of
a
recorded
program
or
individually
by
pressing from the keyboard. Input
numbers
and answers are displayed,
except
where
indicated.
Pressed
from
keyboard:
1
PRGM
.1 Resets
calculator
so
operations
begin
at
step 00
of
program
memory
(page
78).
1 RIS 1 Run/stop.
Begins
execution
of
a stored
program.
Stops
execution
if
program
is
running
(page
83).
mI:J
Go to.
Followed
by
two-d
igit
nu';'ber
,
positions
calculator
to
that
step
number
of
program
memory.
No
instructions
are
executed
(page82)
.
6
Executed
as
a
recorded
program
instruction:
[R7SJ
Run/
stop.
Stops
program
execution
(page
83).
mI:J
Go to.
Followed
by a
two-digit
number,
causes
calculator
to
execute
the
instruction
at
the
specified
step
number
next
, and
co
ntinue
program
execution
sequentially
from
there
(page
87).

Table of Contents

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HP 25 Specifications

General IconGeneral
Power SourceRechargeable battery pack
Programming Steps49
Release Year1975
FunctionsTrigonometric, logarithmic, statistical
TypeScientific
Dimensions148 x 80 x 14 mm

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