Mark Wickens

Command/Function Quick Reference Table

This is a consolidated quick-reference for all commands, statements, and functions in Casio JIS Standard BASIC. Commands are organized by category. Click any command name to see its full documentation.

Manual Commands

These commands are entered directly in the calculator’s command mode (not within a program).

Command	Description	Model
LIST	Display program listing on screen	All Models
LLIST	Print program listing to printer	All Models
RENUM	Renumber program lines	All Models
NEW	Delete program and clear variables	All Models
PASS	Set or clear password protection	All Models
RUN	Execute a program	All Models
SAVE	Save program to cassette tape	All Models
LOAD	Load program from cassette tape	All Models
MERGE	Merge program from cassette tape	All Models
VERIFY	Verify saved program against memory	[FX-850P/880P]
EDIT	Edit a program line	All Models
DELETE	Delete a range of program lines	All Models
SYSTEM	Return to system mode	All Models
CONT	Continue execution after STOP	All Models
LIST#	List program to sequential file	All Models
SAVE#	Save program to data file	All Models
LOAD#	Load program from data file	[FX-850P/880P]
NEW#	Delete a data file	All Models
FILES	Display list of data files	[FX-870P/VX-4]
FORMAT	Format a floppy disk	[FX-870P/VX-4]

Program Commands

These commands and statements are used within BASIC programs.

Command	Description	Model
ANGLE	Set angle mode (degrees/radians/gradients)	All Models
BEEP	Sound the buzzer	All Models
CLEAR	Clear all variables and set string area size	All Models
DIM	Declare array variables	All Models
ERASE	Delete array variables from memory	All Models
END	Terminate program execution	All Models
DATA	Define inline data for READ	All Models
READ	Read values from DATA statements	All Models
RESTORE	Reset DATA pointer to a specified line	All Models
FOR~TO~STEP~NEXT	Counted loop	All Models
GOTO	Unconditional branch to a line number	All Models
GOSUB	Call a subroutine	All Models
RETURN	Return from subroutine	All Models
IF~THEN~ELSE	Conditional execution	All Models
INPUT	Read input from keyboard	All Models
PRINT	Display output on screen	All Models
LPRINT	Print output to printer	All Models
PRINT USING	Formatted output with template	[FX-870P/VX-4]
LET	Assign a value to a variable	All Models
ON GOTO	Computed branch	All Models
ON GOSUB	Computed subroutine call	All Models
REM	Program comment (remark)	All Models
SET	Set system parameters	All Models
STOP	Pause program execution	All Models
CLS	Clear the display	All Models
DEFSEG	Set memory segment for PEEK/POKE	All Models
POKE	Write a byte to memory	All Models
LOCATE	Position cursor on display	All Models
TRON	Enable trace mode	All Models
TROFF	Disable trace mode	All Models
VARLIST	Display list of defined variables	All Models
ON ERROR GOTO	Set error handler	All Models
RESUME	Resume execution after error handling	All Models
OPEN	Open a data file	All Models
CLOSE	Close a data file	All Models
PRINT#	Write data to a file	All Models
INPUT#	Read data from a file	All Models
LINE INPUT#	Read a full line from a file	[FX-870P/VX-4]
READ#	Read record from random-access file	All Models
WRITE#	Write record to random-access file	All Models
RESTORE#	Set file pointer position	All Models
DEFCHR$	Define a custom character	All Models
CHAIN	Load and run another program	[FX-870P/VX-4]
STAT	Enter statistical data	[FX-870P/VX-4]
STAT CLEAR	Clear statistical data	[FX-870P/VX-4]
MODE	Set calculator mode	[FX-870P/VX-4]
KILL	Delete a file from disk	[FX-870P/VX-4]
NAME	Rename a file on disk	[FX-870P/VX-4]
INPUT@	Input with cursor position	[Undocumented]
CALC$	Evaluate expression string	[Undocumented]
CALCJMP	Evaluate and branch	[Undocumented]

Numeric Functions

Function	Description	Model
SIN	Sine	All Models
COS	Cosine	All Models
TAN	Tangent	All Models
ASN	Arc sine (inverse sine)	All Models
ACS	Arc cosine (inverse cosine)	All Models
ATN	Arc tangent (inverse tangent)	All Models
HYP SIN	Hyperbolic sine	All Models
HYP COS	Hyperbolic cosine	All Models
HYP TAN	Hyperbolic tangent	All Models
HYP ASN	Hyperbolic arc sine	All Models
HYP ACS	Hyperbolic arc cosine	All Models
HYP ATN	Hyperbolic arc tangent	All Models
SQR	Square root	All Models
CUR	Cube root	All Models
^	Exponentiation	All Models
EXP	Natural exponential (e^x)	All Models
LOG	Common logarithm (base 10)	All Models
LN	Natural logarithm (base e)	All Models
ABS	Absolute value	All Models
INT	Integer part (floor)	All Models
FIX	Truncate to integer (toward zero)	All Models
FRAC	Fractional part	All Models
SGN	Sign function (-1, 0, or 1)	All Models
ROUND	Round to specified decimal places	All Models
RAN#	Pseudo-random number (0 to 1)	All Models
PI	Value of pi (3.14159265359)	All Models
FACT	Factorial	All Models
NPR	Permutations	All Models
NCR	Combinations	All Models
POL	Rectangular to polar conversion	All Models
REC	Polar to rectangular conversion	All Models
DEG	Convert DMS to decimal degrees	All Models
DEGR	Convert radians to degrees	All Models
DMS	Convert decimal degrees to DMS	All Models
FRE	Free memory in bytes	All Models
PEEK	Read a byte from memory	All Models
DSKF	Free disk space in bytes	[FX-870P/VX-4]

Statistical Functions

All statistical functions require [FX-870P/VX-4] or later.

Function	Description	Model
CNT	Number of data points	[FX-870P/VX-4]
SUMX	Sum of x values	[FX-870P/VX-4]
SUMY	Sum of y values	[FX-870P/VX-4]
SUMX2	Sum of x-squared values	[FX-870P/VX-4]
SUMY2	Sum of y-squared values	[FX-870P/VX-4]
SUMXY	Sum of x*y products	[FX-870P/VX-4]
MEANX	Mean of x values	[FX-870P/VX-4]
MEANY	Mean of y values	[FX-870P/VX-4]
SDX	Sample standard deviation of x	[FX-870P/VX-4]
SDY	Sample standard deviation of y	[FX-870P/VX-4]
SDXN	Population standard deviation of x	[FX-870P/VX-4]
SDYN	Population standard deviation of y	[FX-870P/VX-4]
LRA	Linear regression intercept	[FX-870P/VX-4]
LRB	Linear regression slope	[FX-870P/VX-4]
COR	Correlation coefficient	[FX-870P/VX-4]
EOX	Estimated x value from y	[FX-870P/VX-4]
EOY	Estimated y value from x	[FX-870P/VX-4]

Character/String Functions

Function	Description	Model
CHR$	Return character for a given code	All Models
ASC	Return character code for a character	All Models
STR$	Convert number to string	All Models
VAL	Convert string to number	All Models
VALF	Convert string expression to number	All Models
MID$	Extract substring from middle	All Models
RIGHT$	Extract substring from right	All Models
LEFT$	Extract substring from left	All Models
LEN	Return length of string	All Models
HEX$	Convert number to hexadecimal string	All Models
&H	Hexadecimal number prefix	All Models
DMS$	Convert decimal degrees to DMS string	All Models

Other Functions

Function	Description	Model
ERL	Line number where last error occurred	All Models
ERR	Error code of last error	All Models
TAB	Move cursor to column position in PRINT	All Models
INPUT$	Read specified number of characters	All Models
INKEY$	Read single keypress (non-blocking)	All Models
EOF	Test for end of file	All Models

Logical and Arithmetic Operations

Operator	Description	Model
NOT	Bitwise/logical NOT	All Models
AND	Bitwise/logical AND	All Models
OR	Bitwise/logical OR	All Models
XOR	Bitwise/logical exclusive OR	All Models
\ (backslash)	Integer division	All Models
MOD	Modulo (remainder)	All Models

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