m37280eksp Mitsumi Electronics, Corp., m37280eksp Datasheet - Page 106

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

Fig. 12.11.41 Bottom Border Control Register 1
Fig. 12.11.42 Bottom Border Control Register 2
106
x x x x x
x x x x x x x x
Bottom Border Control
Bottom Border Control Register 2
b7 b6 b5 b4 b3 b2 b1 b0
b7 b6 b5 b4 b3 b2 b1 b0
x x x x
Notes 1: Set values fit for the following condition:
Notes 1: Set values fit for the following condition:
0, 1 Control bits of
to
0
7
B
to
B
2
7
Bottom border control register 1 (BB1) [Address 021D
Bottom border control register 2 (BB2) [Address 021F
Register 1
Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are indeterminate.
Control bits of
bottom border
(BB10 to BB17)
bottom border
(BB20, BB21)
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
2: T
3: BB2 is bottom border control reigster 2.
2: T
3: BB1 is bottom border control reigster 1.
(TB1 + TB2
(TB1 + TB2
Name
H
Name
H
is cycle of H
is cycle of H
M37280MF–XXXSP, M37280MK–XXXSP
16
Bottom border position (low-order 8 bits)
T
+ setting value of high-order 4 bits of BB1
+ setting value of low-order 4 bits of BB1
Bottom border position (high-order 2 bits)
T
+ setting value of high-order 4 bits of BB1
+ setting value of low-order 4 bits of BB1
16
(setting value of low-order 2 bits of BB2
(setting value of low-order 2 bits of BB2
SYNC
H
SYNC
H
2
2
) < (BB1 + BB2
) < (BB1 + BB2
.
.
Functions
Functions
16
16
2
and ON-SCREEN DISPLAY CONTROLLER
2
).
).
MITSUBISHI MICROCOMPUTERS
16
16
]
]
16
16
16
16
16
16
2
2
0
0
1
)
1
)
Indeterminate R W
Indeterminate R W
Indeterminate R —
After reset
After reset
M37280EKSP
R W
R W
Rev. 1.0