Manual Commands - Casio FX-890P Owner's Manual

Casio personal computer owner's manual
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5.8.2 Manual Commands

PASS
PURPOSE: Specifies or cancels a password
FORMAT:
PASS
"password"
String expression
EXAMPLE: PASS"TEXT"
PARAMETERS:
1. Registering a single password makes it the password for all BASIC program
areas (P0-P9) and for C language and Assembler program areas (F0-F9).
2. The password must be a string of 1-8 characters.
3. All characters after the first 8 are ignored when 9 or more characters are
entered.
EXPLANATION:
1. The password is used to protect programs.
2. The password can be registered in the CAL mode, BASIC mode, C mode.
3. Executing this command registers a password when no password previously
exists.
4. Executing PASS statement using a previously registered password cancels
the password. Specifying a password that is different from that registered
results in a "PR error".
5. The following operations and commands cannot be executed when a
password is registered:
- Program write
- LIST, LIST ALL, LIST#, NEW, NEW ALL, NEW#, EDIT
NEW [ALL]
PURPOSE: Deletes a program.
FORMAT:
NEW [ALL]
EXAMPLE: NEW
EXPLANATION:
1. Deletes the program in the currently specified program area when ALL is
omitted. Variables are not cleared.
2. "Ready Pn" is displayed on the screen after the program is deleted, and the
computer stands for command input.
3. This command cannot be executed for program files that are password
protected.
4. Attempting to use this command in the CAL mode results in a "FC error".
5. Specifying NEW ALL clears the programs in all program areas and all
variables.
6. This command cannot be included within a program.
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