Texas Instruments TI-73 EXPLORER - Manual (Page 205)

Chapter 10: Drawing
199
7310ENG.DOC Draw Texas Instruments Revised: 05/29/98 6:43 PM Printed: 05/19/99 9:01 AM Page 199 of 22
2. Using the Text editor, enter
"QUAD1"
.
- t
"
b
Q
b
U
b
A
b
D
b
1
"
b
Done
b E
b
Pen Pen 2 8 8
Pen
draws any shape you want, including irregular or unusual
ones.
You can execute
Pen
only from the Graph screen. You cannot
execute
Pen
from the Home screen or the Program editor.
To draw your own shape on the Graph screen:
1. From the Graph screen, select 2
8
. The cursor
appears in the middle of the Graph screen. The X- and Y-
coordinates are shown at the bottom of the screen.
2. Place the cursor at the point where you want to begin
drawing. Press b to turn on the pen.
3. Move the cursor. As you move the cursor, you draw on
the graph, shading one pixel at a time.
4. Press b to turn off the pen.
5. Repeat steps 2, 3, and 4, as necessary. To cancel
Pen
,
press :.