Texas Instruments Titanium TI-89 User Manual

Memory and Variable Management 711
This process continues to the end of the last sector. Depending on the size of individual
variables, the empty blocks may account for a significant amount of space.
Note: Garbage collection occurs when the variable you are archiving is larger than any
empty block.
How Unarchiving a Variable Affects the Process
How Unarchiving a Variable Affects the ProcessHow Unarchiving a Variable Affects the Process
How Unarchiving a Variable Affects the Process
When you unarchive a variable, it is copied to RAM but it is not actually deleted from
user data archive memory.
variable B
variable C
variable A
variable D
Depending on its
size, variable D is
stored in one of
these locations.
Sector 1
Sector 3
Sector 2
Empty
block

Texas Instruments Titanium TI-89 Specifications

General

Display Type	LCD
Display Resolution	160 x 100 pixels
Memory	188 KB RAM, 2.7 MB Flash ROM
Type	Graphing Calculator
Display	Monochrome
Processor	Motorola 68000
Processor Speed	12 MHz
Power Source	4 AAA batteries
Connectivity	USB
Programming	TI-BASIC, Assembly
Operating System	AMS (Advanced Mathematics Software)