EM65101
128COM/160SEG 16 Gray Scale Level LCD Driver
5 Functional Block Diagram
COM0
----COM127 SEG0 ------------------------------SEGC159
VDD
V0
V1
V2
V3
V4
Common Driver
Segment Driver
Gradation Selection Circuit
Data Latch
Shift Register
VSS
PWM Function Circuit
CAP1-
CAP1+
CAP2-
CAP2+
CAP3-
CAP3+
CAP4+
Display RAM
(DDRAM)
160 X 128 X 4 bits
CAP5+
V2X
VOUT
VEE
VREF
VBA
X Address Decoder
X Address Counter
X Address Register
RAM Interface
D7
D6
D5
D4/SPOL
D3/SMODE
D2
D1/SDA
D0/SCL
Alternation Circuit
MPU Interface
Bus Holder
Instruction Decoder
Register Read
OSC
Display Timing Gen.
CSB RS RDB WRB P/S M86 RESB TEST
(E) (R/WB)
CK CKS
Figure 5-1 System Block Diagram
Product Specification (V0.4) 08.15.2005
• 9
(This specification is subject to change without further notice)
ELAN [ ELAN MICROELECTRONICS CORP ]
