Texas Instruments TITANIUM TI-89 - Manual (Page 712)

Memory and Variable Management 712
Unarchived variables are “marked for deletion,” meaning they will be deleted during the
next garbage collection.
If the MEMORY Screen Shows Enough Free Space If the MEMORY Screen Shows Enough Free Space If the MEMORY Screen Shows Enough Free Space If the MEMORY Screen Shows Enough Free Space
Even if the MEMORY screen shows enough free space to archive a variable, you may still
get a Garbage Collection message.
This TI-89 Titanium memory screen shows
free space that will be available after all
“marked for deletion” variables are deleted.
When you unarchive a variable, the Flash
ROM free amount increases immediately, but
the space is not actually available until after
the next garbage collection.
v a r i a b l e A
v a r i a b l e D
After you unarchive
variables B and C, they
continue to take up
space.
Sector 1
Sector 2
Sector 3