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Casio FX-CG10 User Manual

Page 288

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8-4

u When you are inputting a program —— 2(BASE)

*

* Programs input after pressing

2(BASE) are indicated by

B

to the right of the file name.

• {TOP}/{BOTTOM}/{SEARCH}

• {

MENU }

• {

d~o } ... {decimal}/{hexadecimal}/{binary}/{octal} value input

• {

LOGIC } ... {bitwise operator}

• {

DISPLAY } ... conversion of displayed value to {decimal}/{hexadecimal}/{binary}/{octal}

• {A

a}/{SYMBOL}

• Pressing

!J(PRGM) displays the following program (PRGM) menu.

• {

Prog } ... {program recall}

• {

JUMP } / { ? } / {

^}

• {

RELATNL } ... {conditional jump relational operator menu}

• {

: } ... {multi-statement command}

• Pressing

!m(SET UP) displays the mode command menu shown below.

• {Dec}/{Hex}/{Bin}/{Oct}

• Pressing

!f(FORMAT) displays the color command menu. For details, see “Using Color

Commands in a Program” (page 8-28).

3. Editing Program Contents

k Debugging a Program

A problem in a program that keeps the program from running correctly is called a “ bug”,
and the process of eliminating such problems is called “ debugging”. Either of the following
symptoms indicates that your program contains bugs that require debugging.

• Error messages appearing when the program is run

• Results that are not within your expectations

u To eliminate bugs that cause error messages

An error message, like the one shown to the right, appears
whenever something illegal occurs during program execution.

When such a message appears, press

J to display the place in the program where the

error was caused. The cursor will be flashing at the location of the problem. Check the “Error
Message Table” (page

α

-1) for steps you should take to correct the situation.

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