NJU6680 데이터 시트보기 (PDF) - Japan Radio Corporation
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NJU6680 Datasheet PDF : 56 Pages
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NJU6680
(f) Initial display line set
The “Initial display line set” instruction is used to specify the line address, which corresponds to the
initial COM0 line (COM0).
RS
R/W
D7
D6
D5
D4
D3
D2
D1
D0
0
0
0
1
0
0
0
0
*
*
Set initial display line
0
0
*
L6
L5
L4
L3
L2
L1
L0
Specify line address
L6
L5
L4
L3
L2
L1
L0
Line address
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
1
0
2
:
:
:
:
:
:
:
:
1
1
1
1
1
0
1
125
1
1
1
1
1
1
0
126
1
1
1
1
1
1
1
127
(g) Initial COM0 line set
The “Initial COM0 line set” instruction is specify the common driver, which starts scanning the
display data in the DDRAM.
RS
R/W
D7
D6
D5
D4
D3
D2
D1
D0
0
0
0
1
0
0
0
1
*
*
Set initial COM0 line
0
0
*
C6
C5
C4
C3
C2
C1
C0 Specify initial COM0
C6
C5
C4
C3
C2
C1
C0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
1
0
:
:
:
:
:
:
:
1
1
1
1
1
0
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
Initial COM0
COM0
COM1
COM2
:
COM125
COM126
COM127
(h) Partial display duty set
The “Partial display duty set” instruction is used to specify the duty cycle ratio for the partial display.
The LSI can be programmed to select not only the duty cycle ratio, but also the LCD bias ratio, boost
level and contrast level by the instructions so that it is possible to optimize the LSI’s condition in
accordance with the partial display status. For more information, refer to (7) “Partial display function”.
RS
R/W
D7
D6
D5
D4
D3
D2
D1
D0
0
0
0
1
0
0
1
0
*
*
Set partial display duty
0
0
D7
D6
D5
D4
D3
D2
D1
D0 Specify duty cycle ratio
D7
D6
D5
D4
D3
D2
D1
D0
Duty
0
0
0
0
0
0
0
0
:
:
:
:
:
:
:
:
Invalid
0
0
0
0
1
1
1
1
0
0
0
1
0
0
0
0
1/16
:
:
:
:
:
:
:
:
:
1
0
0
0
0
0
0
0
1/128
1
0
0
0
0
0
0
1
:
:
:
:
:
:
:
:
Invalid
1
1
1
1
1
1
1
1
Ver.2003-04-08
- 21 -
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