User`s manual

105
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
MITSUBISHI MICROCOMPUTERS
Rev. 1.0
M37281MAH–XXXSP,M37281MFH–XXXSP
M37281MKH–XXXSP,M37281EKSP
Fig. 8.11.40 SPRITE Horizontal Position Register 1
Fig. 8.11.41 SPRITE Horizontal Position Register 2
b7 b6 b5b4 b3 b2b1 b0
SPRITE horizontal position register 1 (HS1) [Address 0256
16 ]
B Name Functions
After reset
R
W
SPRITE Horizontal Position Register 1
0
to
7
Horizontal display
start position
control bits of
SPRITE OSD
(HS10 toHS17)
Horizontal display start position (low-order 8 bits)
TOSC ✕
(setting value of low-order 3 bits of HS2 ✕16
2
+ setting value of high-order 4 bits of HS1 ✕16
1
+ setting value of low-order 4 bits of HS1 ✕16
0
)
Indeterminate R
W
Notes 1: Do not set HS1 < “30 16 ” at HS2 = “00 16 .”
2: T
OSC is OSD oscillation period.
3: HS2 is SPRITE horizontal position register 2.
b7 b6 b5b4 b3 b2b1 b0
SPRITE horizontal position register 2 (HS2) [Address 0257
16 ]
B
Name Functions
After reset
RW
SPRITE Horizontal Position Register 2
0
to
2
Horizontal display
start position control
bits of SPRITE OSD
(HS20 to HS22)
Horizontal display start position (high-order 3 bits)
T OSC ✕
(setting value of low-order 3 bits of HS2 ✕ 16
2
+ setting value of high-order 4 bits of HS1 ✕ 16
1
+ setting value of low-order 4 bits of HS1 ✕ 16
0
)
Indeterminate
RW
Notes
1:
Do not set HS1< “30
16 ” at HS2 = “00 16 .”
2: T
OSC is oscillation period.
3: HS1 is SPRITE horizontal position register 1.
Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are “0.”
0R—
3
to
7