interface.lis

	            G L O B A L   R E F E R E N C E S

	             Name               Value        Type
	==============================|=======|===============
	SP_INICIAL                       FDFF         CONSTANT
	IO_READ                          FFFF         CONSTANT
	IO_WRITE                         FFFE         CONSTANT
	IO_STATUS                        FFFD         CONSTANT
	IO_CONTROL                       FFFC         CONSTANT
	IO_SW                            FFF9         CONSTANT
	IO_LEDS                          FFF8         CONSTANT
	LCD_WRITE                        FFF5         CONSTANT
	LCD_CONTROL                      FFF4         CONSTANT
	IO_DISPLAY                       FFF0         CONSTANT
	TEMP                             FFF7         CONSTANT
	TEMP_VALUE                       FFF6         CONSTANT
	INT_MASK_ADDR                    FFFA         CONSTANT
	INT_MASK                         8001         CONSTANT
	NL                               000A         CONSTANT
	ZERO                             0030         CONSTANT
	best_score                       8000            TABLE
	current_score                    8001            TABLE
	time_remaining                   8002            TABLE
	init_game                        8003           STRING
	print_digit                      0002            LABEL
	clear_screen                     000B            LABEL
	clear_ciclo                      000E            LABEL
	display_best                     0016            LABEL
	display_current                  0030            LABEL
	display_time                     0041            LABEL
	start                            0048            LABEL
	end                              0051            LABEL