19. Display Unit (DU)
Rev.1.00 Jan. 10, 2008 Page 871 of 1658
REJ09B0261-0100
19.3.16
Vertical Sync Point Register (VSPR)
The vertical sync point register (VSPR) sets the start position of the vertical sync signal in raster
line units. The value is retained during power-on reset and manual reset.
R/W:
Internal update:
R/W:
Internal update:
16
17
18
19
20
21
22
23
24
25
26
27
28
29
31
30
Bit:
Initial value:
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R
R
O
O
O
O
O
O
O
O
O
O
—
—
—
—
—
—
—
—
—
—
0
0
0
0
0
0
VSP
—
—
—
—
—
—
0
1
2
3
4
5
6
7
8
9
10
11
12
13
15
14
Bit:
Initial value:
Bit Bit
Name
Initial
Value R/W
Internal
Update Description
31 to 10
⎯
All
0
R
⎯
Reserved
These bits are always read as 0. The write value
should always be 0.
9 to 0
VSP
Undefined R/W
Yes
Vertical Sync Point
The start position of the vertical sync signal
should be set in raster line units.
When in TV sync mode, this register should be
set such that the VSYNC falling edge set
position in this register is the same as or later
than the EXVSYNC falling edge.
Содержание SH7781
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Страница 762: ...14 Direct Memory Access Controller DMAC Rev 1 00 Jan 10 2008 Page 732 of 1658 REJ09B0261 0100 ...
Страница 788: ...15 Clock Pulse Generator CPG Rev 1 00 Jan 10 2008 Page 758 of 1658 REJ09B0261 0100 ...
Страница 828: ...17 Power Down Mode Rev 1 00 Jan 10 2008 Page 798 of 1658 REJ09B0261 0100 ...
Страница 846: ...18 Timer Unit TMU Rev 1 00 Jan 10 2008 Page 816 of 1658 REJ09B0261 0100 ...
Страница 1292: ...24 Multimedia Card Interface MMCIF Rev 1 00 Jan 10 2008 Page 1262 of 1658 REJ09B0261 0100 ...
Страница 1326: ...25 Audio Codec Interface HAC Rev 1 00 Jan 10 2008 Page 1296 of 1658 REJ09B0261 0100 ...
Страница 1482: ...28 General Purpose I O Ports GPIO Rev 1 00 Jan 10 2008 Page 1452 of 1658 REJ09B0261 0100 ...
Страница 1538: ...30 User Debugging Interface H UDI Rev 1 00 Jan 10 2008 Page 1508 of 1658 REJ09B0261 0100 ...
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