AND591GST Datasheet, PDF (2/2 Pages) Purdy Electronics Corporation – 2 Lines x 40 Characters Intelligent Character Display

Displays
Connector Pin Assignment
Pin
No.
Signal
Function
1
V_SS 0V
2
V_DD 5V
3
V_O Contrast Adj.
4
RS Register Select
5
R/W Read/Write
6
E Enable Signal
7
DB0 Data Bit 0
8
DB1 Data Bit 1
9
DB2 Data Bit 2
10
DB3 Data Bit 3
11
DB4 Data Bit 4
12
DB5 Data Bit 5
13
DB6 Data Bit 6
14
DB7 Data Bit 7
15
A LED Power
16
K LED Power
Block Diagram
AND591GST/GST-LED
Intelligent Character Display
Power Supply
LCD panel is driven by the voltage V_DD–V_O, so an adjustable
V_O is required for contrast control and temperature
compensation.
Temperature Variations
Temperature
0°C
V_DD–V_O
5.00
+25°C
4.75
+50°C
4.50
Power Supply Block Diagram
Dimensional Outline
Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085
T l 408 523 8200 F 408 733 1287
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