HD66710 Datasheet, PDF (5/73 Pages) Hitachi Semiconductor – (Dot Matrix Liquid Crystal Display Controller/Driver)

HD66710
HD66710 Block Diagram
Reset circuit
ACL
OSC1 OSC2
CPG
EXT
Timing generator
7
Instruction register
Instruction
(I R)
decoder
8
RS
MPU
R/W
interface
7
E
Address counter
7
Display data RAM
(DDRAM)
80 × 8 bits
8
DB4–DB7
8
Data
8
register
Input/
(DR)
DB3–DB0
output
8
8
8
buffer
Busy
3
7
flag
33-bit
shift
register
Common
signal
driver
COM1–
COM33
40-bit
shift
register
40-bit
latch
circuit
SEG1–
SEG36
Segment
signal
driver
SEG37/CL1
SEG38/CL2
SEG39/D
SEG40/M
Segment
RAM
(SGRAM)
Character
generator RAM
(CGRAM)
Character
generator ROM
(CGROM)
Cursor and
bling
controller
LCD drive
voltage
selector
Vci
8 bytes
64 bytes
9,600 bytes
C1
C2
V5OUT2
V5OUT3
V_CC
GND
Booster
5
5/6
Parallel/serial
converter
and attribute circuit
V1 V2
V3
V4
V5
295