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(qū)動器,片內(nèi)RAM
文件頁數(shù): 66/124頁
文件大?。?/td> 647K
代理商: UPD161401W
Data Sheet S15726EJ2V0DS
66
μ
PD161401
6.3 Reset Command Register (R3)
When this command is input, the registers of the
μ
PD161401 (R0 to R104) are set to the default values.
RS
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
1
0
0
0
0
0
0
0
1
Caution At power application, be sure to input the reset command as the first command.
6.4 X Address Register (R4)
The X address register specifies the X address of the display RAM the CPU accesses. This address is automatically
incremented or decremented each time the display RAM has been accessed (INC = 0).
RS
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
1
XA6
XA5
XA4
XA3
XA2
XA1
XA0
Caution If the access direction is changed by control register 2 (R1: INC, XDIR, YDIR) or window access area
is changed or set by MIN.
X address register (R7, R9) and MAX.
X address register (R8, R10), be sure
to set the X address register (R4) and Y address register (R5) before accessing the display RAM.
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
6.5 Y Address Register (R5)
The Y address register specifies the Y address of the display RAM the CPU accesses. This address is automatically
incremented or decremented each time the display RAM is accessed (INC = 1).
RS
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
1
YA6
YA5
YA4
YA3
YA2
YA1
YA0
YA6 to YA0
Sets line address
Caution If the access direction is changed by control register 2 (R1: INC, XDIR, YDIR), be sure to set the X
address register (R4) and Y address register (R5) before accessing the display RAM.
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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