Purdy AND1743BST-LED Bedienungsanleitung PDF herunterladen (Seite 4)

Displays

Purdy Electronics Corporation • 755 North Pastoria Avenue • Sunnyvale, CA 94085-2918

Tel: 408-523-8200 • Fax: 408-733-1287 • [email protected] • www.purdyelectronics.com

01/13/13

AND1743BST-LED

Intelligent Character Display

Power Supply

Interface Pin Assignment

Pin No. Pin Out Function Description Level Pin No Pin Out Function Description Level

1 FGND Frame Ground — 11 DB0 Data Bit 0 H/L

2 VSS Power Supply Ground 0V 12 DB1 Data Bit 1 H/L

3 VDD Power Supply Voltage 5V 13 DB2 Data Bit 2 H/L

4 V0 Contrast Adjustment Voltage — 14 DB3 Data Bit 3 H/L

5 /WR Write Signal L 15 DB4 Data Bit 4 H/L

6 /RD Read Signal L 16 DB5 Data Bit 5 H/L

7 /CE Enable Signal L 17 DB6 Data Bit 6 H/L

8 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

H/L 18 DB7 Data Bit 7 H/L

9 NC No Connection — 19 FS

H: 6*8, L: 8*8 Select of Font H/L

10 /RST Reset Signal L 20 RV Display Data reverse: RV=”H”:

Reverse display, RV=”L”: Nor-

mal display

H/L

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Purdy AND1743BST-LED Bedienungsanleitung Seite 4