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Pen pen 2 – Texas Instruments TI-73 EXPLORER User Manual

Page 205

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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 :.