Texas Instruments TI-89 Manual Book page 346

Splitting the
Text Editor/
Home Screen
Creating a Script
from Your Home
Screen Entries
Example
Note: Some commands
take longer to execute. Wait
until the Busy indicator
disappears before pressing
† again.
Note: In this example, the
Graph command displays
the Graph screen in place of
the Home screen.
With a split screen, you can view your command script and see the
result of an executed command at the same time.
To: Press:
... and select
Split the screen
1:Script view
... and select
Return to a full
screen Text Editor
2:Clear split
You can also use 3 to set up a split screen manually. However,
... sets up a Text Editor/Home screen split much easier than 3.
¦
The active application is indicated by a thick border. (By default,
the Text Editor is the active application.)
¦
To switch between the Text Editor and the Home screen, press
2 a (second function of O).
From the Home screen, you can save all the entries in the history
area to a text variable. The entries are automatically saved in a script
format so that you can open the text variable in the Text Editor and
execute the entries as commands.
For information, refer to "Saving the Home Screen Entries as a Text
Editor Script" in Chapter 5.
1. Type your script. Press „
and select
1:Command
mark the command lines.
2. Press ... and select
1:Script view .
3. Move the cursor to the first
command line. Then press
† to execute the command.
4. Continue using † to execute
each command, but stop just
before executing the
command.
Graph
5. Execute the
Graph
command.
6. Press ... and select
2:Clear split to return to a full
screen Text Editor.
.
.
to
Chapter 18: Text Editor 329