r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 907

• Manufacturer Part Number: r8a77850anbg
• Description: Renesas 32-bit Risc Microcomputer Superh? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

19.3.22 DE Signal Width Register (DEWR)
The DE signal width register (DEWR) sets the high-level width of the DE signal. The value is
retained during power-on reset and manual reset.
Internal update:
Internal update:
Bit
31 to 11 ⎯
10 to 0
Initial value:
Initial value:
R/W:
R/W:
Bit:
Bit:
Bit Name
DEW
31
15
—
—
R
R
0
0
30
14
—
—
R
R
0
0
Initial
Value
All 0
Undefined R/W
29
—
13
—
R
R
0
0
28
12
—
—
R
R
0
0
R/W
R
27
11
—
—
R
R
0
0
Internal
Update
⎯
Yes
R/W
26
10
—
—
O
R
0
R/W
25
—
—
O
R
0
9
Description
Reserved
These bits are always read as 0. The write value
should always be 0.
DE Signal Width
The high-level width of the DE signal should be
set in dot clock units.
If the HSYNC signal falls while the DE signal is
at high level, the DE signal also falls.
R/W
24
—
—
R
O
0
8
R/W
23
—
—
R
O
0
7
Rev.1.00 Jan. 10, 2008 Page 877 of 1658
R/W
22
—
—
R
O
0
6
DEW
R/W
21
—
—
O
R
0
5
R/W
20
—
—
O
R
0
4
R/W
19. Display Unit (DU)
19
—
—
R
O
0
3
REJ09B0261-0100
R/W
18
—
—
R
O
0
2
R/W
17
—
—
R
O
0
1
R/W
16
—
—
O
R
0
0