SED1530 EPSON [Epson Company], SED1530 Datasheet - Page 3

• Manufacturer Part Number: SED1530
• Description: DOT MATRIX LCD CONTROLLER DRIVER
• Manufacturer: EPSON [Epson Company]

BLOCK DIAGRAM (SED1530D
V1
V3
V5
V
V
V2
V4
SS
DD
CAP1+
CAP1–
CAP2+
CAP2–
CAP3–
V
V
OUT
R
Power supply
CS1 CS2
Page address
Bus holder
circuit
register
Microprocessor interface
A0
selector
Output
status
circuit
RD
(E)
(R/W)
0B
WR
)
Command decoder
C86 P/S RES
O0
8-bit column address counter
8-bit column address register
···············································
Column address decoder
Display data latch
display data RAM
Segment driver
132 x 65-dot
(SI)
D7
(SCL)
D6
O99
register
Status
D5
O100
Common driver
·····················
Shift register
I/O buffer
D4
D3
O15
generator circuit
Display timing
SED1530 Series
D2
COMS
Oscillator
D1
D0
FRS
FR
CL
DYO
DOF
M//S
VS1
3