HP 33s User's Manual
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Brand: HP
Category: Calculator
Type: Operation & user’s manual
Model: HP 33s , HP F2216A - 33S Scientific Calculator
Pages: 388
12–10 Simple Programming
File name 33s-English-Manual-040130-Publication(Edition 2).doc Page : 388
Printed Date : 2004/1/30 Size : 13.7 x 21.2 cm
2. Press
¹
r
label to set the program pointer to the start of the program
(that is, at its LBL instruction). The
instruction moves the program pointer
without starting execution. (If the program is the first or only program, you can
press
¹
r
Ë
Ë
to move to its beginning.)
3. Press and hold
Ø
. This displays the current program line. When you release
Ø
, the line is executed. The result of that execution is then displayed (it is in
the X–register).
To move to the
preceding line, you can press
×
. No execution occurs.
4. The program pointer moves to the next line. Repeat step 3 until you find an
error (an incorrect result occurs) or reach the end of the program.
If Program–entry mode is active, then
Ø
or
×
simply changes the program
pointer, without executing lines. Holding down a cursor key during program entry
makes the lines roll by automatically.
Example: Testing a Program.
Step through the execution of the program labeled A. Use a radius of 5 for the test
data. Check that Program–entry mode is
not active before you start:
Keys:
(In RPN mode)
Display: Description:
5
¹
r
A
Moves program counter to label A.
Ø
(hold)
(release)
Ø
(hold)
(release)
Squares input.
Ø
(hold)
(release)
π
Value of
π
.
Ø
(hold)
(release)
25
π
.
Ø
(hold)
(release)
End of program. Result is correct.