Purdy AND3222MST2 Uživatelský manuál stáhnout pdf (Strana 4)

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

Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected]

7/20/07

www.purdyelectronics.com

Displays

Connector Pin Assignment for Interface

Power Supply

Interface Pin Assignment

Terminal

No.

Symbol Level Function

0V Power Supply Ground

5V Logic Supply Voltage

– Contrast Adjustment Voltage

4 /RD L Read Signal

5 /WR L Write Signal

6 Ao H/L Data Type Select

7 DB0 H/L

Data Bus Line

8 DB1 H/L

9 DB2 H/L

10 DB3 H/L

11 DB4 H/L

12 DB5 H/L

13 DB6 H/L

14 DB7 H/L

15 /CS L Chip Signal

16 /RST L Reset Signal

LCD

– Power Supply for LCD

– For GND

– No Connection

No Connection

Block Diagram

AND3222MST2

1 2 3 4

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Purdy AND3222MST2 Uživatelský manuál Strana 4