JHB12232C Datasheet, PDF (7/23 Pages) Jewel Hill Electronic – The JHB12232C 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.

JEWEL HILL ELECTRONIC CO.,LTD.
7. MODULE FUNCTION DESCRIPTION
7.1. PIN DESCRIPTION
Pin No. Symbol
Description
1
VSS Power supply for Ground (0V)
2
VDD Power supply for Positive (5V)
3
VO LCD driver voltage regulation terminal
4
A0 Data/command signed select
5
CS1
Chip selection pin
6
CS2
7
CL External clock input(2KHz)
8
E
Read/write enable signal input pin
9
RW Read/write selection signal
10
DB0
11
DB1
12
DB2
13
DB3
8-bit bi-directional data bus
14
DB4
15
DB5
16
DB6
17
DB7
18
RES Reset signal input Pin and timing selection pin
19
LED+ Backlight power supply voltage for positive
20
LED- Backlight power supply voltage for negative
JHB12232C VER: 4.0
-6-
Issue date: 2009/12/03