
ACM4002D SERIES LCD MODULE
6.0 POWER SUPPLY
VDD
VO
VR
+5V
VSS
7.0 BLOCK DIAGRAM
VR = 10KΩ ~ 20KΩ
1 VSS
2 VDD
3 VO
4 RS
5 R/W
6E
7 DB0
8
14 D-B7
COM1
U1
COM 16
COM16
SEG1~40
40
LCD 40 X 2
SEG1----------------------SEG200
80
80
SEG41~120
U2
SEG121~200
U3
A
K
LED B/L
AZ DISPLAYS, INC.
3
6/18/97