r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 871

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

19.3.1
The display unit system control register (DSYSR) sets the system operation for the display unit
(DU).
Internal update:
Internal update:
Bit
31 to 21 ⎯
20
19 to 17 ⎯
Initial value:
Initial value:
R/W:
R/W:
Bit:
Bit:
Display Unit System Control Register
Bit Name
DSEC
31
15
—
—
R
R
0
0
30
14
—
—
R
R
0
0
Initial
Value
All 0
0
All 0
29
—
13
—
R
R
0
0
28
12
—
—
R
R
0
0
R/W
R
R/W
R
27
11
—
—
R
R
0
0
Internal
Update
⎯
Yes
⎯
26
10
—
—
R
R
0
0
DRES
R/W
25
—
R
0
9
1
Description
Reserved
These bits are always read as 0. The write value
should always be 0.
Display Data Endian Conversion
For details of data swap, see section 19.4.7,
Endian Conversion.
0: Display data in memory is not byte-data/word-
1: Display data in memory is byte-data/word-
Reserved
These bits are always read as 0. The write value
should always be 0.
R/W
DEN
24
—
R
0
8
0
O
data swapped
data swapped
R/W
23
—
R
0
7
1
TVM
Rev.1.00 Jan. 10, 2008 Page 841 of 1658
R/W
22
—
R
0
6
0
R/W
21
—
R
0
5
0
SCM
DSEC
R/W
R/W
20
O
0
4
0
19. Display Unit (DU)
19
—
—
R
R
0
3
0
REJ09B0261-0100
18
—
—
R
R
0
2
0
17
—
—
R
R
0
1
0
IUPD
R/W
16
—
R
0
0
0