m37280eksp Mitsumi Electronics, Corp., m37280eksp Datasheet - Page 171

• Manufacturer Part Number: m37280eksp
• Description: Single-chip 8-bit Cmos Microcomputer With Closed Caption Decoder And On-screen Display Controller
• Manufacturer: Mitsumi Electronics, Corp.

Rev. 1.0
x x x x x x x x
Left Border Control Register 2
Left Border Control Register 1
b7 b6 b5 b4 b3 b2 b1 b0
b7 b6 b5 b4 b3 b2 b1 b0
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
Notes 1: Do not set LB1 = LB2 = “00
Notes 1: Do not set LB1 = LB2 = “00
to
to
B
0
2
3
7
to
Left border control register 2 (LB2) [Address 0251
0
1
7
B
Left border control register 1 (LB1) [Address 0250
Control bits of
left border
(LB20 to LB22)
Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are indeterminate.
2: Set values fit for the following condition:
3: T
4: LB1 is left border control register 1.
Control bits of
left border
(LB10 to LB17)
2: Set values fit for the following condition:
3: T
4: LB2 is left border control register 2.
(LB1 + LB2
(LB1 + LB2
OSC
M37280MF–XXXSP, M37280MK–XXXSP
OSC
Name
Name
is OSD oscillation period.
is OSD oscillation period.
16
16
2
) < (RB1 + RB2
2
Left border position (high-order 3 bits)
T
+ setting value of high-order 4 bits of LB1
+ setting value of low-order 4 bits of LB1
) < (RB1 + RB2
(setting value of low-order 3 bits of LB2
Left border position (low-order 8 bits)
T
+ setting value of high-order 4 bits of LB1
+ setting value of low-order 4 bits of LB1
OSC
(setting value of low-order 3 bits of LB2
OSC
16
16
.”
.”
Functions
16
Functions
16
2
).
2
).
and ON-SCREEN DISPLAY CONTROLLER
16
16
]
MITSUBISHI MICROCOMPUTERS
]
16
16
16
16
16
2
16
0
2
1
)
0
1
)
After reset R W
After reset R W
0
0
M37280EKSP
1
0
Address 0250
Address 0251
R W
R W
R W
171
16
16