Intelligent Character Display

AND791GST/GST-LED

Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085

7/20/07

Tel: 408.523.8200 • Fax: 408.733.1287 • sales@purdyelectronics.com • www.purdyelectronics.com

2

Power Supply Block Diagram

Dimensional Outline

Connector Pin Assignment

Pin No.

Signal

Function

1

Data Bit 7

2

Data Bit 6

3

Data Bit 5

4

Data Bit 4

5

Data Bit 3

6

Data Bit 2

7

Data Bit 1

8

Data Bit 0

9

Enable IC1

10

R/W

Read/Write

11

RS

Register Select

12

Contrast Adjustment

13

0V

14

5V

15

Enable IC2

16

NC

No Control