M37280MF Datasheet, PDF (107/178 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER

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MITSUBISHI MICROCOMPUTERS
M37280MF–XXXSP, M37280MK–XXXSP
M37280EKSP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
Left Border Control Register 1
b7 b6 b5 b4 b3 b2 b1 b0
Left border control register 1 (LB1) [Address 025016]
B
Name
Functions
0 Control bits of
left border
1 _{(LB10 to LB17)}
to
7
Left border position (low-order 8 bits)
TOSC !
(setting value of low-order 3 bits of LB2 ! 16²
+ setting value of high-order 4 bits of LB1 ! 16¹
+ setting value of low-order 4 bits of LB1 ! 16⁰)
Notes 1: Do not set LB1 = LB2 = “0016.”
2: Set values fit for the following condition:
(LB1 + LB2 ! 16²) < (RB1 + RB2 ! 16²).
3: TOSC is OSD oscillation period.
4: LB2 is left border control register 2.
After reset R W
1 RW
0
Fig. 12.11.43 Left BorderControl Register 1
Left Border Control Register 2
b7 b6 b5 b4 b3 b2 b1 b0
Left border control register 2 (LB2) [Address 025116]
B
Name
Functions
0 Control bits of
to left border
2 (LB20 to LB22)
Left border position (high-order 3 bits)
TOSC !
(setting value of low-order 3 bits of LB2 ! 16²
+ setting value of high-order 4 bits of LB1 ! 16¹
+ setting value of low-order 4 bits of LB1 ! 16⁰)
3 _{Nothing is assigned. These bits are write disable bits.}
to _{When these bits are read out, the values are indeterminate.}
7
Notes 1: Do not set LB1 = LB2 = “0016.”
2: Set values fit for the following condition:
(LB1 + LB2 ! 16²) < (RB1 + RB2 ! 16²).
3: TOSC is OSD oscillation period.
4: LB1 is left border control register 1.
After reset R W
0 RW
0 RW
Fig. 12.11.44 Left Border Control Register 2
Rev. 1.0
107