EM65568 ELAN Microelectronics Corp, EM65568 Datasheet - Page 15

• Manufacturer Part Number: EM65568
• Description: 130 Com/ 128 Seg 4096 Color Stn Lcd Driver
• Manufacturer: ELAN Microelectronics Corp

5.
5.1 System Block Diagram
* This specification is subject to be changed without notice.
D4/SPOL
D3/SMODE
D2/EXCS
D1/SDA
D0/SCL
(VSSH,VSSL)
Functional block diagram
CAP1-
CAP1+
CAP2-
CAP2+
CAP3-
CAP3+
CAP4-
CAP4+
CAP5-
CAP5+
VOUT
VREF
VEE
VBA
VDD
VSS
V0
V1
V2
V3
V4
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
CSB RS
Common Driver
Shift Register
Alternation Circuit
M/S RDB
ÀÀÀÀ
Figure 2. System Block Diagram
RAM Interface
(E)
MPU Interface
(R/WB)
WRB
130 COM/ 128 SEG 4096 Color STN LCD Driver
P/S
15
Bus Holder
M86 RESB TEST
Gradation Selection Circuit
128 X 128 X (4+4+4) bits
128 X 2 X (4+4+4) bits
X Address Decoder
X Address Register
X Address Counter
Pixel Display RAM
Segment Driver
Display RAM
Data Latch
ÀÀÀÀÀÀÀÀÀÀ
(DDRAM)
(PGRAM)
Instruction Decoder
CK CKS CLK
OSC
Display Timing Gen.
2005/3/8 (V1.2)
LP FLM M
Register Read
EM65568