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JHB12232E Datasheet, PDF (7/23 Pages) Jewel Hill Electronic – The JHB12232E is a 122 x 32 Dots Graphics LCD module. It has a STN panel composed of 122 segments and 32 commons. The LCM can be easily accessed by micro-controller via parallel interface. | |||
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JEWEL HILL ELECTRONIC CO.,LTD.
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
Read/write enable signal input pin
6
E2
7
RW Read/write selection signal, R/W=âHâ: Read; R/W=âLâ: Write
8
A0 Data/command signed select, RS=âHâ: Data; RS=âLâ: Command
9
D0
10
D1
11
D2
12
D3
8-bit bi-directional data bus
13
D4
14
D5
15
D6
16
D7
17
LEDA Backlight power supply voltage for positive
18
LEDK Backlight power supply voltage for negative
JHB12232E VER: 2.0
-6-
Issue date: 2009/12/03
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