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Programming Key Index 207
File name: hp 12c_user's guide_English_HDPMBF12E44 Page: 207 of 209
Printered Date: 2005/7/29 Dimension: 14.8 cm x 21 cm
Program Mode Run Mode
Active Keys:
i Go to. Followed by a
decimal point and a
two-di
g
it number, positions
calculator to that line in
program memory. No
instructions are executed
(page 95)
Ç Single step. Displays
line number and contents
of next program memory
line. If held down,
displays line number and
contents of all program
memory lines, one at a
time (page 92).
Ü Back step. Displays
line number and contents
of previous program
memory line. When back
stepped from line 00,
goes to end of program
memory as defined by
gN. If held down,
displays line number and
contents of all program
memory lines, one at a
time (page 95).
Pressed from
keyboard:
t Run/Stop. Begins
execution of a stored
program. Stops
execution if program is
running (page 89).
i Go to. Followed by
a two-digit number,
positions calculator to
that line in program
memory. No instructions
are executed
(page 103).
Ç Single step.
Displays line number
and keycode of current
program memory line
when pressed; executes
instruction, displays
result, and moves to
next line when released
(page 96).
Ü Back step. Displays
line number and
keycode of previous
program memory line
when pressed; displays
original contents of
X-register when
released. No
instructions are
executed (page 97).
Any key. Pressing any
key on the keyboard
stops execution of a
program (page 102)
Executed as a
recorded program
instruction:
t Run/Stop. Stops
program execution
(page 101).
i Go to. Followed by
a two-digit number,
causes calculator to
branch to the specified
line number next, and
resumes program
execution from there
(page 103).
u Pause. Stops
program execution for
about 1 second and
displays contents of
X-register, then resumes
program execution
(page 97).
om Conditional.
o tests number in
X-register against that in
Y-register. m tests
number in X-register
against zero. If true,
calculator continues
execution at next
program memory line. If
false, calculator skips
next line before
resuming execution
(page 107)