AND731GST/GST-LED
Intelligent Character Display
Connector Pin Assignment
Connector Pin Assignment (Continued)
Pin No.
Signal
VSS
Function
Pin No.
13
14
15
16
Signal
DB6
DB7
A
Function
Data Bit 6
Data Bit 7
LED Power
LED Power
1
2
3
Ground
VDD
VO
+5 Power Supply
LCD Drive Voltage
K
“H” Data Input
4
RS
“L” Command Input
Power Supply
The LCD panel is driven by the voltage VDD–V , so you need
an adjustable VO for contrast and temperatuOre control.
5
6
R/W
E
Read/Write
Enable
7
8
9
10
11
12
DBO
DB1
DB2
DB3
DB4
DB5
Data Bit 0
Data Bit 1
Data Bit 2
Data Bit 3
Data Bit 4
Data Bit 5
Temperature Variations
VDD–VO
5.00
4.75
Temperature
0°C
+25°C
+50°C
4.50
Block Diagram
Dimensional Outline
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
Tel:408.523.8200 • Fax:408.733.1287 • sales@purdyelectronics.com • www.purdyelectronics.com
7/20/07
2
PURDY [ PURDY ELECTRONICS CORPORATION ]
