
GB12232A VER: 4.0
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6 -
Issue date: 2006/08/01
JEWEL HILL ELECTRONIC CO.,LTD
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7. MODULE FUNCTION DESCRIPTION
7.1. PIN DESCRIPTION
Pin No.
Symbol
Description
1
VDD
Power supply for positive (5V)
2
VSS
Power supply for Ground (0V)
3
VO
LCD driver voltage regulation terminal
4
RES
Reset signal input pin, Low level is active
5
E1
6
E2
Read/write Enable signal input terminal
7
R/W
Read/write selection signal, R/W=”H”: Read; R/W=”L”: Write
8
A0
Data/command signal select, RS=”H”: Data; RS=”L”: Command
9
DB0
10
DB1
11
DB2
12
DB3
13
DB4
14
DB5
15
DB6
16
DB7
8-bit bi-directional data bus
17
BL+
Backlight power supply voltage for Positive
18
BL-
Backlight power supply voltage for Negative