Purdy AND671WGST-LED Manual do Utilizador descarregar pdf (Página 3)

Displays

Purdy Electronics Corporation

• 720 Palomar Avenue • Sunnyvale, CA 94085

Tel: 408-523-8200 • Fax: 408-733-1287 • [email protected] •

www.purdyelectronics.com

6/20/11

Interface Pin Assignment

Pin No.

Pin Out

Level

Function Description

Pin No

Pin Out

Level

Function Description

VSS

Power Supply Ground

DB2

H/L

Data Bit 2

VDD

3.3V

Power Supply Voltage

DB3

H/L

Data Bit 3

—

Contrast Adjustment

DB4

H/L

Data Bit 4

H/L

DB5

H/L

Data Bit 5

R/W

H/L

Read/ Write

DB6

H/L

Data Bit 6

H, H —>L

Enable Signal

DB7

H/L

Data Bit 7

DB0

H/L

Data Bit 0

3.5V

LED Power Supply (+)

DB1

H/L

Data Bit 1

LED Power Supply (-)

Block Diagram

AND671WGST-LED

Intelligent Character Display

Power Supply

1 2 3 4 5 6

Displays 1

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