參數(shù)資料
型號: M37281MAH-XXXSP
廠商: Renesas Technology Corp.
英文描述: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
中文描述: 單芯片8位CMOS微機(jī)隱蔽字幕解碼器和屏幕顯示控制器
文件頁數(shù): 110/172頁
文件大?。?/td> 1319K
代理商: M37281MAH-XXXSP
M37281MAH
XXXSP,M37281MFH
XXXSP,M37281MKH
XXXSP, M37281EKSP
Rev.1.01 2003.07.16 page 110 of 170
Fig. 8.11.48 Bottom Border Control Register 1
Fig. 8.11.49 Bottom Border Control Register 2
b7b6b5b4b3b2b1b0
Bottom border control register 1 (BB1) [Address 021D
16
]
B
0
to
7
Name
Functions
After reset
Indeterminate
R W
R W
Bottom Border Control Register 1
Control bits of
bottom border
(BB10 to BB17)
Bottom border position (low-order 8 bits)
T
H
(setting value of low-order 2 bits of BB2
16
2
+ setting value of high-order 4 bits of BB1
16
1
+ setting value of low-order 4 bits of BB1
16
0
)
Notes 1:
Set values fit for the following condition:
(TB1 + TB2
16
2
) < (BB1 + BB2
16
2
).
2:
T
H
is cycle of H
SYNC
.
3:
BB2 is bottom border control reigster 2.
b7b6b5b4b3b2b1b0
Bottom border control register 2 (BB2) [Address 021F
16
]
B
Name
Functions
After reset
Indeterminate
R W
R W
Bottom Border Control Register 2
0, 1Control bits of
bottom border
(BB20, BB21)
Bottom border position (high-order 2 bits)
T
H
(setting value of low-order 2 bits of BB2
16
2
+ setting value of high-order 4 bits of BB1
16
1
+ setting value of low-order 4 bits of BB1
16
0
)
Indeterminate
Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are indeterminate.
R
2
to
7
Notes 1:
Set values fit for the following condition:
(TB1 + TB2
16
2
) < (BB1 + BB2
16
2
).
2:
T
H
is cycle of H
SYNC
.
3:
BB1 is bottom border control reigster 1.
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