HP HP-25 User Manual

PROGRAM Mode
Active keys:
Sing!e step.
Displays step number
and contents of next
program memory step
(page 81).
@ Back step.
Displays step number
and contents of
previous program
memory step
(page 81).
Automatic RUN Mode
Pressed from
keyboard:
Single step.
Displays step number
and keycode of
current program
memory step when
pressed; executes
instruction, displays
result, and moves to
next step when
released (page 92).
@ Back step.
Displays step number
and keycode of
previous program
memory step when
pressed; displays
original contents of
X-register when
released. No
instructions are
executed (page 93).
Any key. Pressing any
key on the keyboard
stops execution of a
program.
Executed as a
recorded program
instruction:
Pause.
Stops program
execution for 1 second
and displays contents
of X-register, then
resumes program
execution (page 84).
Conditionals. Each
tests value in X-register
against thatinY
-register or 0 as
indicated. If true,
calculator executes
instruction in next
program memory step.
If false, calculator skips
next step (page 90).
No operation.
Calculator executes
no operation and
continues program
execution sequentially
with the instruction in
the next program
memory step
(page 94).

HP HP-25 Specifications

General

Brand	HP
Model	HP-25
Category	Calculator
Language	English