Section 24
LCD Controller (LCDC)
Rev. 0.50 May 18, 2006 Page 1219 of 1588
REJ09B0313-0050
24.3.14 LCDC Vertical Sync Signal Register (LDVSYNR)
LDVSYNR specifies the vertical (scan direction and vertical direction) sync signal timing of the
LCD module.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Bit:
Initial value:
R/W:
0
0
0
0
0
0
0
1
1
1
0
1
1
1
1
1
R/W
R/W
R/W
R/W
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
VSYNW
3
VSYNW
2
VSYNW
1
VSYNW
0
-
VSYNP
10
VSYNP
9
VSYNP
8
VSYNP
7
VSYNP
6
VSYNP
5
VSYNP
4
VSYNP
3
VSYNP
2
VSYNP
1
VSYNP
0
Bit Bit
Name
Initial
Value R/W Description
15
14
13
12
VSYNW3
VSYNW2
VSYNW1
VSYNW0
0
0
0
0
R/W
R/W
R/W
R/W
Vertical Sync Signal Width
Set the width of the vertical sync signals (FLM and
Vsync) (unit: line).
Specify to the value of (the vertical sync signal width) -1.
Example: For a vertical sync signal width of 1 line.
VSYNW = (1-1) = 0 = H'0
11
0
R
Reserved
This bit is always read as 0. The write value should
always be 0.
10
9
8
7
6
5
4
3
2
1
0
VSYNP10
VSYNP9
VSYNP8
VSYNP7
VSYNP6
VSYNP5
VSYNP4
VSYNP3
VSYNP2
VSYNP1
VSYNP0
0
0
1
1
1
0
1
1
1
1
1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Vertical Sync Signal Output Position
Set the output position of the vertical sync signals (FLM
and Vsync) (unit: line).
Specify to the value of (the number of vertical sync signal
output position) -2.
DSTN should be set to an odd number value. It is
handled as (setting value+1)/2.
Example: For an 480-line LCD module and a vertical
retrace period of 0 lines (in other words, VTLN=479 and
the vertical sync signal is active for the first line):
•
Single display
VSYNP = [(1-1)+VTLN]mod(VTLN+1)
= [(1-1)+479]mod(479+1)
= 479mod480 = 479 =H'1DF
•
Dual displays
VSYNP = [(1-1)
×
2+VTLN]mod(VTLN+1)
= [(1-1)
×
2+479]mod(479+1)
= 479mod480 = 479 =H'1DF
Содержание Single-Chip Microcomputer SH7203
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Страница 98: ...Section 2 CPU Rev 0 50 May 18 2006 Page 68 of 1588 REJ09B0313 0050 ...
Страница 128: ...Section 4 Clock Pulse Generator CPG Rev 0 50 May 18 2006 Page 98 of 1588 REJ09B0313 0050 ...
Страница 200: ...Section 6 Interrupt Controller INTC Rev 0 50 May 18 2006 Page 170 of 1588 REJ09B0313 0050 ...
Страница 242: ...Section 8 Cache Rev 0 50 May 18 2006 Page 212 of 1588 REJ09B0313 0050 ...
Страница 400: ...Section 9 Bus State Controller BSC Rev 0 50 May 18 2006 Page 370 of 1588 REJ09B0313 0050 ...
Страница 668: ...Section 11 Multi Function Timer Pulse Unit 2 MTU2 Rev 0 50 May 18 2006 Page 638 of 1588 REJ09B0313 0050 ...
Страница 696: ...Section 13 Watchdog Timer WDT Rev 0 50 May 18 2006 Page 666 of 1588 REJ09B0313 0050 ...
Страница 726: ...Section 14 Realtime Clock RTC Rev 0 50 May 18 2006 Page 696 of 1588 REJ09B0313 0050 ...
Страница 796: ...Section 15 Serial Communication Interface with FIFO SCIF Rev 0 50 May 18 2006 Page 766 of 1588 REJ09B0313 0050 ...
Страница 876: ...Section 17 I2 C Bus Interface 3 IIC3 Rev 0 50 May 18 2006 Page 846 of 1588 REJ09B0313 0050 ...
Страница 1020: ...Section 19 Controller Area Network RCAN TL1 Rev 0 50 May 18 2006 Page 990 of 1588 REJ09B0313 0050 ...
Страница 1054: ...Section 21 D A Converter DAC Rev 0 50 May 18 2006 Page 1024 of 1588 REJ09B0313 0050 ...
Страница 1226: ...Section 23 USB 2 0 Host Function Module USB Rev 0 50 May 18 2006 Page 1196 of 1588 REJ09B0313 0050 ...
Страница 1294: ...Section 24 LCD Controller LCDC Rev 0 50 May 18 2006 Page 1264 of 1588 REJ09B0313 0050 ...
Страница 1386: ...Section 26 I O Ports Rev 0 50 May 18 2006 Page 1356 of 1588 REJ09B0313 0050 ...
Страница 1512: ...Section 30 List of Registers Rev 0 50 May 18 2006 Page 1482 of 1588 REJ09B0313 0050 ...
Страница 1598: ...Section 31 Electrical Characteristics Rev 0 50 May 18 2006 Page 1568 of 1588 REJ09B0313 0050 ...
Страница 1606: ...Appendix Rev 0 50 May 18 2006 Page 1576 of 1588 REJ09B0313 0050 ...
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