JHB4004A Datasheet, PDF (10/23 Pages) Jewel Hill Electronic – The JHB4004A is a 40C x 4L Character LCD module. It has a STN panel composed of 200 segments and 32 commons. The LCM can be easily accessed by micro-controller via parallel interface.

JEWEL HILL ELECTRONIC CO.,LTD.
7.3 APPLICATION OF LCM
„Reference circuit
„Circuit Block Diagram
DB0
DB7
CONTROL
VSS
VCC
LSI
VO
RS
SPLC780D OR
R/W
EQUIVE
E1
E2
CONTROL
LSI
SPLC780D OR
EQUIVE
4
40SEGs
16COMs
40SEGs
4
16COMs
SEGMENT DRIVER
2*SPLC063 OR EQUIVE
160SEGs
LCD
PANEL
160SEGs
SEGMENT DRIVER
2*SPLC063 OR EQUIVE
JHB4004A
VER: 4.0
-9-
Issue date: 2009/12/03