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參數(shù)資料
| 型號(hào)： | KS0708 |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | 64COM/128SEG DRIVE FOR DOT MATRIX LCD |
| 中文描述： | 64COM/128SEG驅(qū)動(dòng)的點(diǎn)陣LCD |
| 文件頁數(shù)： | 15/27頁 |
| 文件大小： | 212K |
| 代理商： | KS0708 |
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PRELIMINARY SPECIFICATION
64COM/128SEG DRIVE FOR DOT MATRIX LCD
KS0708
15
M/M-96-D001
97-09-19
LCD Driver
LCD driver circuit has 192 outputs of 128 segment outputs, 64 common outputs for LCD driving.
Each common output has a shift register. LCD driving output voltage is determined by the combination of
display data and internal AC signal.
Display Data
Common output
Segment output
0
V1
V2
V4
V3
1
V5
V0
V0
V5
Display OFF
-
V2 or V3
Table 4. Relationship between data for each input signal and the LCD drive output.
Reset Circuit
Reset function can initialize system by setting RESETB terminal at Low level. When RESETB becomes
low, following procedure occurs.
- Display start line : 0(First)
- Display ON/OFF : OFF
While RESETB is in Low level, no instruction except Status Read can be accepted. Reset status appears
at DB4. Refers to Read Status of
￠
INSTRUCTION DESCRIPTION
￠
.
The conditions of power supply at initial power up are shown in table 3.
Item
Symbol
Min
Typ
Max
Unit
Reset time
t
RESETB
1.0
-
-
us
Rise time
tr
-
-
200
ns
Table 5. Power supply initial Conditions.
tr
VDD
RESETB
t
RESETB
0.7VDD
0.3VDD
Figure 6. Reset Timing
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