Section 6: Programming Basics 69
Run mode; no PRGM annunciator
displayed. (The display will depend
on any previous result.)
The position in program memory does not change when modes are
Run mode.
Executing a Program. In Run mode, press ´ letter label or G digit
(or letter) label. This addresses a program and starts its execution. The
display will flash running.
Key a value for h into the X-register.
The result of executing program
takes an object dropped from 300.51
meters high to hit the ground.)
Restarting a Program. Press ¦ to continue execution of a program
that was stopped with a ¦ instruction.
User Mode. User mode is an optional condition to save keystrokes when
executing letter-named programs. Pressing ´ U will interchange the
´-shifted and primary functions of the A through E keys. You can
then execute a program using just one keystroke (skipping the ´ or
G).
How to Enter Data
Every program must take into account how and when data will be supplied.
This can be done in Run mode before running the program or during an
interruption in the program.
Prior entry. If a variable value will be used in the first line of the
program, enter it into the X-register before starting the program. If it
will be used later, you can store it (with O) into a storage
register, and recall it (with a programmed l) within the
program.
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