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| 型号： | SPLC782A |
| 厂商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 16COM/40SEG Controller/Driver |
| 中文描述： | 16COM/40SEG控制器/驱动器 |
| 文件页数： | 4/40页 |
| 文件大小： | 1670K |
| 代理商： | SPLC782A |
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SPLC782A
16COM/80SEG CONTROLLER/DRIVER
1. GENERAL DESCRIPTION
Sunplus Technology Co., Ltd.
Proprietary & Confidential
4
FEB. 15, 2005
Version: 1.7
The SPLC782A, a dot-matrix LCD controller and driver, is a
low-power CMOS integrated circuit. The SPLC782A is capable
of connecting with MPU for LCD application and easily to be used
SunpusConidenia
for designing the low-cost products.
2. FEATURES
Character generator ROM: 10880 bits
─
Character font 5 x 8 dots: 192 characters
─
Character font 5 x 10 dots: 64 characters
4 type CGROM mode, Max. 256 characters can be used.
Character generator RAM: 512 bits
─
Character font 5 x 8 dots: 8 characters
─
Character font 5 x 10 dots: 4 characters
Provide connecting to 4-bit or 8-bit MPU
Direct driver for LCD: 16 COMs x 80 SEGs
80-channel Bi-Direction segment driver
16-channel Bi-direction common driver
Duty factor (selected by program):
─
1/8 duty: 1 line of 5 x 8 dots
─
1/11 duty: 1 line of 5 x 10 dots
─
1/16 duty: 2 lines of 5 x 8 dots / line
LCD type-A, type-B waveform can be selected.
Built-in power on automatic reset circuit
Built-in oscillator circuit (with internal resistor)
Built-in Bias resistor
Support external clock operation
Package form: Au bump chip
3. BLOCK DIAGRAM
Figure 3-1:
Block Diagram
COM1-
COM16
SEG1-
SEG80
OSC1
I / O
Buffer
Timing Generation Circuit
80
Segments
x
16
Commons
LCD
Driver
Character
Generator
ROM
80-bit
Bi-Direction
Shift Register
Latch
Circuit
16-bit
Shift
Register
Parallel to Serial Data Conversion Circuit
Cursor
Blink
Control
Circuit
Character
Generator
RAM
Display
Data RAM
80 Bytes
Address
Instruction
Register
Data
Register
Busy Flag
Instruction
Decorder
5
5
8
8
8
8
7
7
7
8
7
8
80
16
80
CL2
RS
R / W
DB0-DB3
DB4-DB7
VSS
V2
V3
VPP
SHL
D
VDD
MOD1
MOD0
TYPE
DIRC
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