Ecco la lista completa dei comandi, delle funzioni e delle variabili riservate del Basic V2 del Commodore 64, con una semplice spiegazione. Questo è un semplice compendio per ricordare tutti i comandi, le istruzioni e le funzioni, quando già si sa come utilizzarli! Il Basic V2 del Commodore 64 ha molte meno istruzioni rispetto al Basic V3.5 del Commodore 16, 116, Plus/4 e rispetto al Basic V7 del Commodore 128.
| Instruction | Description | Type | |||||||
| ABS | Returns the absolute value of a number | Function, numerical | |||||||
| AND | Returns true if both conditions are true | Operator, logical | |||||||
| ASC | Returns the numerical value of a char | Function, numerical | |||||||
| ATN | Returns the arctangent of a number | Function, numerical | |||||||
| CHR$ | Returns the character corresponding to the number | Function, string | |||||||
| CLOSE | Closes a file | Instruction/command | |||||||
| CLR | Delete variables arrays, data, … | Instruction/command | |||||||
| CMD | Changes the data output to other peripheral | Instruction/command | |||||||
| CONT | Resumes execution of a BASIC program | Command | |||||||
| COS | Returns the cosine of an angle (rad) | Function, numerical | |||||||
| DATA | Stores constant information in the program code | Instruction/command | |||||||
| DEF FN | Defines a user-defined function | Instruction | |||||||
| DIM | Allocates space in array memory for a new array | Instruction/command | |||||||
| END | Ends the processing of the current program | Instruction/command | |||||||
| EXP | “e” with the power given by the argument | Function, numerical | |||||||
| FN | Executes a function defined by DEF FN | Function, numerical, special | |||||||
| FOR | Program loop start (FOR … TO … STEP … NEXT) | Instruction/command | |||||||
| FRE | Returns the number of unused bytes of BASIC RAM | Function, numerical, special | |||||||
| GET | Reads one or more chars from the keyboard | Instruction | |||||||
| GET# | Reads single characters from the specified device | Instruction/command, special | |||||||
| GO TO | Jumps to a line number | Instruction/command | |||||||
| GOSUB | Jumps to a subroutine … RETURN | Instruction/command | |||||||
| GOTO | Jumps to a line number | Instruction/command | |||||||
| IF | Tests a condition IF … THEN or IF … GOTO | Instruction/command | |||||||
| INPUT | Reads data from the keyboard | Instruction | |||||||
| INPUT# | Reads data from a file stored on peripheral device | Instruction | |||||||
| INT | Rounds a number | Function, numerical | |||||||
| LEFT$ | Left chars of a string | Function, string | |||||||
| LEN | Returns the number of characters in a string | Function, numerical | |||||||
| LET | Assigns values in a variable | Instruction/command | |||||||
| LIST | Displays the BASIC program in memory | Instruction/command | |||||||
| LOAD | Loads a program | Instruction/command | |||||||
| LOG | Natural logarithm with the basis e | Function, numerical | |||||||
| MID$ | Inner chars of a string | Function, string | |||||||
| NEW | Clears RAM and program | Instruction/command | |||||||
| NEXT | Program loop end (FOR … TO … STEP … NEXT) | Instruction/command | |||||||
| NOT | Reverses true to false | Operator, logical | |||||||
| ON | Contruct ON … GOTO, ON … GOSUB | Instruction/command | |||||||
| OPEN | Opens a file or a channel | Instruction/command | |||||||
| |||||||||
| OR | Returns true if one or both conditions are true | Operator, logical | |||||||
| PEEK | Returns the memory content | Function, numerical | |||||||
| POKE | Changes the content of any memory address | Instruction/command | |||||||
| POS | Determines the actual position of the cursor | Function, numerical, special | |||||||
| Prints data to the current output device | Instruction/command | ||||||||
| PRINT# | Stores data in a file | Instruction/command | |||||||
| READ | Reads constant values from DATA | Instruction | |||||||
| REM | Comments | Instruction/command | |||||||
| RESTORE | Clears the pointer of the next data value | Instruction/command | |||||||
| RETURN | Finishes a subroutine: GOSUB … RETURN | Instruction/command | |||||||
| RIGHT$ | Right chars of a string | Function, string | |||||||
| RND | Generates a random floating point number | Function, numerical | |||||||
| RUN | Starts a program | Instruction/command | |||||||
| SAVE | Saves a program | Instruction/command | |||||||
| SGN | Returns the sign of a number (-1, 0, 1) | Function, numerical | |||||||
| SIN | Returns the sine of an angle (rad) | Function, numerical | |||||||
| SPC( | Sets a number of spaces | Function, PRINT (Carry = 0!) | |||||||
| SQR | Calculates square root of a number | Function, numerical | |||||||
| ST | Gets I/O status byte | Reserved variable | |||||||
| STEP | Program loop increment/decrement (FOR … TO … STEP … NEXT) | Instruction/command, special | |||||||
| STOP | Breaks a program | Instruction/command | |||||||
| STR$ | Converts numerical values or variables into a string | Function, string | |||||||
| SYS | Calls an assembly language subroutine | Instruction/command | |||||||
| TAB( | Sets the cursor column | Function, PRINT (Carry = 1!) | |||||||
| TAN | Returns the tangent for a given angle (rad) | Function, numerical | |||||||
| THEN | Tests a condition IF … THEN | Instruction/command, special | |||||||
| TI | Gets the system time (seconds/60) | Reserved variable | |||||||
| TI$ | Gets or Sets the system time (HHMMSS) | Reserved variable | |||||||
| TO | Program loop target (FOR … TO … STEP … NEXT) | Instruction/command, special | |||||||
| USR | Calls an assembly language subroutine with argument | Function, numerical/string | |||||||
| VAL | Returns the numerical value of a string | Function, numerical | |||||||
| VERIFY | Verifies a saved program | Instruction/command | |||||||
| WAIT | Waits for a memory location to assume specific values | Instruction/command | |||||||
| + | Sum | Operator, numerical/string | |||||||
| – | Subtraction | Operator, numerical | |||||||
| * | Multiplication | Operator, numerical | |||||||
| / | Division | Operator, numerical | |||||||
| ^ | Exponent | Operator, numerical | |||||||
| > | Greater | Operator, logical | |||||||
| = | Equal | Operator, logical | |||||||
| |||||||||
| < | Less | Operator, logical | |||||||
| π (pi) | 3.1415926… | Function, numerical, special | |||||||
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