參數(shù)資料
型號: HD66712
廠商: Hitachi,Ltd.
英文描述: Dot-Matrix Liquid Crystal Display Controller/Driver
中文描述: 點陣液晶顯示控制器/驅動器
文件頁數(shù): 6/88頁
文件大?。?/td> 662K
代理商: HD66712
HD66712U
369
HD66712 Block Diagram
COM0–
COM33
V1 V2 V3 V4 V5
RS/CS
*
R/SCLK
RW/SID
DB4–DB7
DB3–DB0
V
CC
GND
SEG1–
SEG60
OSC1
OSC2
8
7
8
8
7
8
7
7
8
8
5/6
5
Vci
C1
C2
V5OUT2
8
3
V5OUT3
EXT
ACL
34-bit
shift
register
Common
signal
driver
Timing generator
Display data RAM
(DDRAM)
80
×
8 bits
Address counter
Instruction
decoder
CPG
Instruction register
(I R)
Reset circuit
60-bit
shift
register
60-bit
latch
circuit
Segment
signal
driver
LCD drive
voltage
selector
Cursor and
bling
controller
Character
generator ROM
(CGROM)
9,600 bytes
Character
generator RAM
(CGRAM)
64 bytes
Segment
RAM
(SGRAM)
16 bytes
Parallel/serial
converter
and smooth scroll circuit
Booster
Busy
flag
Data
register
(DR)
Input/
output
buffer
System
interface
Serial
4 bits
8 bits
CL1
CL2
M
RESET
*
DB0–SOD
D
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