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Programming 21-7
Using programs
Run a program From HOME, type RUN program_name.
or
From the Program catalog, highlight the program you
want to run and press
Regardless of where you start the program, all programs
run in HOME. What you see will differ slightly depending
on where you started the program. If you start the
program from HOME, the HP 40gs displays the contents
of Ans (Home variable containing the last result), when
the program has finished. If you start the program from
the Program catalog, the HP 40gs returns you to the
Program catalog when the program ends.
Debug a
program
If you run a program that contains errors, the program
will stop and you will see an error message.
To debug the program:
1. Press to edit the program.
The insert cursor appears in the program at the point
where the error occurred.
2. Edit the program to fix the error.
3. Run the program.
4. Repeat the process until you correct all errors.
Stop a program You can stop the running of a program at any time by
pressing CANCEL (the key). Note: You may have to
press it a couple of times.
hp40g+.book Page 7 Friday, December 9, 2005 1:03 AM