參數(shù)資料
型號: UPD161401W
廠商: NEC Corp.
英文描述: 256-COLOR, 1/80-DUTY LCD CONTROLLER/DRIVER WITH ON-CHIP RAM
中文描述: 256色,1/80-DUTY LCD控制器/驅動器,片內RAM
文件頁數(shù): 77/124頁
文件大?。?/td> 647K
代理商: UPD161401W
Data Sheet S15726EJ2V0DS
77
μ
PD161401
6.18 Sub-duty Start Address Register (R22)
The sub-duty start address register specifies the start address of the display RAM the CPU accesses to use the sub-
duty display mode. The sub-duty display area starts from this start line address and consists of the number of lines
specified by the sub-duty setting register (R17).
RS
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
1
SSA6
SSA5
SSA4
SSA3
SSA2
SSA1
SSA0
Table 6
15. Sub-duty Start Address Register
SSA6
SSA5
SSA4
SSA3
SSA2
SSA1
SSA0
Common
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
0
1
COM
1
COM
2
COM
3
COM
4
1
1
1
0
0
0
0
0
0
1
1
1
1
1
1
0
1
1
1
0
1
COM
78
COM
79
COM
80
Make sure that SSA (R22) and SDT (R17) have in the following relationship.
SSAn + SDTn
MDT
4FH
Default value (default value of reset command)
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
Note
0
0
0
0
0
0
0
Note
0 or 1
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