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M37281EKSP Datasheet, PDF (162/172 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER | |||
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M37281MAHâXXXSP,M37281MFHâXXXSP,M37281MKHâXXXSP, M37281EKSP
Address 021E16
Top Border Control Register 2
b7 b6 b5 b4 b3 b2 b1 b0
Top border control register 2 (TB2) [Address 021E 16]
B
Name
Functions
After reset R W
0, Control bits of
1 top border
(TB20 ,TB21)
Top border position (high-order 2 bits) Indeterminate R W
TH â
(setting value of low-order 2 bits of TB2 â162
+ setting value of high-order 4 bits of TB1 â161
+ setting value of low-order 4 bits of TB1 â160)
2
to
7
Nothing is assigned. These bits are write disable bits.
Indetermin
When these bits are read out, the values are indeterminate. ate
Râ
Notes 1: Do not set â0016â or â0116â to the TB1 at TB2 = â00 16.â
2: TH is cycle of HSYNC.
3: TB1 is top border control register 1.
Address 021F16
Bottom Border Control Register 2
b7 b6 b5 b4 b3 b2 b1 b0
Bottom border control register 2 (BB2) [Address 021F16]
B
Name
0, 1 Control bits of
bottom border
(BB20, BB21)
Functions
After reset R W
Bottom border position (high-order 2 bits)Indeterminate R W
TH â
(setting value of low-order 2 bits of BB2 â162
+ setting value of high-order 4 bits of BB1 â161
+ setting value of low-order 4 bits of BB1 â160)
2
to
7
Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are indeterminate.
Indeterminate
R
â
Notes 1: Set values fit for the following condition:
(TB1 + TB2 â 162) < (BB1 + BB2 â 162).
2: TH is cycle of HSYNC.
3: BB1 is bottom border control reigster 1.
Rev.1.01 2003.07.16 page 162 of 170
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