Purdy AND1781MST-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

09/26/10

Interface Pin Assignment

Pin No.

Pin Out

Function Description

Pin No

Pin Out

Function Description

FGND

For Ground

DB0

Data Bit 0

VSS

Power Supply Ground

DB1

Data Bit 1

VDD

Power Supply Voltage

DB2

Data Bit 2

Contrast Adjustment Voltage

DB3

Data Bit 3

/WR

Data Write

DB4

Data Bit 4

/RD

Data Read

DB5

Data Bit 5

/CE

Enable Signal

DB6

Data Bit 6

C/D

Wr = “l”, C/D = “H”: Command Write; WR = “L”, C/D = “L:”:

Data Write; RD = “L”, C/D = “H”: Status Read; RD = “L”,

C/D = “L”: Data Read

DB7

Data Bit 7

No Connection

H: 6*8/L: 8*8 Select of font

/RST

Reset Signal

No Connection

Block Diagram

AND1781MST-LED

Intelligent Graphic Display

Power Supply

1 2 3 4

Displays 1

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