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PDF ( 数据手册 , 数据表 ) LG128643-SMDWH6V

零件编号 LG128643-SMDWH6V
描述 LCD Module
制造商 ETC
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LG128643-SMDWH6V 数据手册, 描述, 功能
LCD Module Specification
Model No.: LG128643-SMDWH6V
LG128643-SFDWH6V
LG128643-BMDWH6V
LG128643-LMDWH6V
LG128643-FMDWH6V
LG128643-FFDWH6V
LG128643-QFDWH6V
Table of Contents
1. BASIC SPECIFICATIONS ····························································· 2
2. ABSOLUTE MAXIMUM RATINGS ················································ 3
3. ELECTRICAL CHARACTERISTICS ············································· 4
4. OPERATING PRINCIPLES & METHODS ···································· 7
5. DISPLAY CONTROL INSTRUCTIONS ······································ 10
6. DISPLAY DATA RAM ADDRESS MAP ······································ 13
7. CONNECTION WITH 8051 FAMILY MPU ·································· 14
8. ELECTRO-OPTICAL CHARACTERISTICS ································ 15
9. DIMENSIONAL OUTLINE ···························································· 16
10. LCD MODULE NUMBERING SYSTEM ······································ 17
11. PRECAUTIONS FOR USE OF LCD MODULE ··························· 18
RECORD OF REVISION
Rev.
Date
Page
0.1 2007/11/01
--
0.2 2010/03/25
2
0.3 2010/10/18
2
Item
Description
-- New release
1.1 Add QFDWH6V mode
1.1 Add SMDWH6V mode







LG128643-SMDWH6V pdf, 数据表
LG128643-xxDWH6V Rev 0.3
-8-
RS
R/W
E
Address
Output
Register
DB0-DB7
N N+1
N+2
Data at address N Data at address N+1
Busy Write
Busy Read data Busy Read data Busy Read data
check address N check (dumy) check address N check address N+1
MPU Read Timing
4.3 Reset
The system can be initialized by setting /RST terminal at low level when turning power on.
When /RST becomes low, following procedure is occurred.
1. Display off
2. Display start line register is set by 0. (Z address 0)
While /RST is low level, no instruction except status read can be accepted. Reset status
appears at DB4 of status byte, after DB4 becomes L, any instruction can be accepted.
The conditions of power supply at initial power up are shown below.
Item
Symbol
Min.
Typ.
Max.
Unit
Reset time
tRS
1.0
--
--
μs
Rise time
tR
--
-- 200 ns
V DD
/RST
4.5V
t RS tR
0.7VDD
0.3VDD
4.4 Busy Flag
Busy flag indicates the system is now internally operating or not. When busy flag is H, the
system is in internal operation. When busy flag is L, the system can accept data or
instruction. Busy flag is read out on DB7 by the Status Read instruction.







LG128643-SMDWH6V equivalent, schematic
9. DIMENSIONAL OUTLINE
LG128643-xxDWH6V Rev 0.3
- 16 -










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