參數(shù)資料
型號: UPD161401P
廠商: NEC Corp.
英文描述: CABLE ASSEMBLY; N MALE TO TNC MALE; 50 OHM, RG214/U COAX, DOUBLE SHIELDED; 12" CABLE LENGTH
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): 59/124頁
文件大?。?/td> 647K
代理商: UPD161401P
Data Sheet S15726EJ2V0DS
59
μ
PD161401
5.8.3 Scroll setting examples
(1) Setting example 1
Duty: 1/64 duty
RAM read direction: normal (R0:COMR = 0)
Scroll fixed area width: 16 lines (R27: FIXAW1,0 = 0,1)
(a) Scroll fixed position: upper (R23: FIXAHL = 1) (b) Scroll fixed position: bottom (R23: FIXAHL = 0)
Y address
Fixed area
00H
0FH
Display RAM
3FH
4FH
Y address
00H
Display RAM
30H
3FH
4FH
COM1
COM16
COM49
COM64
Fixed area
The relationships between the numbers of scroll steps and RAM Y address scan order in cases of (a) and (b) are as
follows.
(a)
Number of scroll steps: 0 (R31: MSTn = 00H)
Number of scroll steps: 1 (R31: MSTn = 01H)
Number of scroll steps: 10 (R31: MSTn = 0AH)
RAM Y address: 00H
0FH, 10H
3FH
RAM Y address: 00H
0FH, 11H
40H
RAM Y address: 00H
0FH, 1AH
49H
(b)
Number of scroll steps: 0 (R31: MSTn = 00H)
Number of scroll steps: 1 (R31: MSTn = 01H)
Number of scroll steps: 10 (R31: MSTn = 0AH)
RAM Y address: 00H
2FH, 30H
3FH
RAM Y address: 00H
2FH, 40H, 30H
3FH
RAM Y address: 0AH
2FH, 40H
49H, 30H
3FH
#
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