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1-14 Operating the TI-80
When you press
¸
on the Home screen to evaluate an expression or execute
an instruction, the expression or instruction is stored in an area called Last
Entry, which you can recall. When you turn the TI
.
80 off, Last Entry is retained in
memory.
You can recall Last Entry and edit it from the Home screen.
Press
y
²
. The current line is cleared, and the Last
Entry is copied to the line. The cursor is positioned at the end
of the entry. Because the TI
-
80 updates the Last Entry storage
area only when you press
¸
, you can recall the previous
entry even if you have begun entering the next expression.
However, when you recall Last Entry, it replaces what you
have typed.
5
«
7
¸
y
²
The TI
-
80 keeps previous entries (up to a total of 80 bytes) in
Last Entry. You can display and edit those entries by
continuing to press
2
²
. Last Entry displays previous
entries in a loop, beginning with newest entry and moving to
the oldest entry. Once the oldest item is displayed,
2
²
displays the newest item again.
1
§
?
A
¸
2
§
?
B
¸
3
§
?
C
¸
y
²
When you press
y
²
again, the previous item replaces
the item on the current line.
2
²
Last Entry
Using Last Entry
Displaying a
Previous Entry