Purdy AND791GST/GST-LED - Manual (Page 2)

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 • [email protected] • www.purdyelectronics.com 2
Power Supply Block Diagram
Dimensional Outline
Connector Pin Assignment
Pin No. Signal Function
1 DB
7
Data Bit 7
2 DB
6
Data Bit 6
3 DB
5
Data Bit 5
4 DB
4
Data Bit 4
5 DB
3
Data Bit 3
6 DB
2
Data Bit 2
7 DB
1
Data Bit 1
8 DB
0
Data Bit 0
9 E
1
Enable IC1
10 R/W Read/Write
11 RS Register Select
12 V
O
Contrast Adjustment
13 V
SS
0V
14 V
DD
5V
15 E
2
Enable IC2
16 NC No Control