![](/html/AZ-Displays/684/page3.png)
ACM2402B SERIES LCD MODULE
6.0 POWER SUPPLY
VDD
VDD
VO
VR
+5V
VSS
VO
VR
+5V
-5V
VSS
Standard temp range
VR = 10KΩ ~ 20KΩ
7.0 BLOCK DIAGRAM
Wide temp range
VR = 10KΩ ~ 20KΩ
1 VSS
2 VDD
3 VO
4 RS
5 R/W
6E
7 DB0
8
14 DB7
U2
U3
SEG1~40
SEG41~80
40
40
SEG81~120
40
U1
COM 16
COM1
SEG1-----------SEG120
LCD 24 X 2
COM16
A
K
LED/EL
AZ DISPLAYS, INC.
3
6/18/97