JEWEL HILL ELECTRONIC CO.,LTD.
7. MODULE FUNCTION DESCRIPTION
7.1. PIN DESCRIPTION
INTERFACE WITH JP1
Pin No. Symbol
Description
Power supply for Ground (0V)
Power supply for positive (5V)
1
2
VSS
VDD
LCD driver voltage regulation pin
LCD driver voltage output pin
3
4
5
VO
VOUT
RS
Data/command signed select, RS=”H”: Data; RS=”L”: Command
Read/write selection signal, R/W=”H”: Read; R/W=”L”: Write
Read/write Enable signed input pin
6
7
R/W
E
8-bit bi-directional data bus I/O pin
8-15 DB0-DB7
Chip selection signal input pin for chip1 (SEG1-SEG64)
Chip selection signal input pin for chip2 (SEG65-SEG128)
Chip selection signal input pin for chip3 (SEG129-SEG192)
Reset signal input pin, Low level is active
16
17
18
19
20
/CS1
/CS2
/CS3
/RST
BLA
Backlight power supply voltage (+5V)
Backlight power supply voltage (0V)
21
BLK
GB19264D
VER: 1.0
- 6 -
Issue date: 2006/04/01
JHE [ JEWEL HILL ELECTRONIC ]
