r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 512
r8a77850anbg
Manufacturer Part Number
r8a77850anbg
Description
Renesas 32-bit Risc Microcomputer Superh? Risc Engine Family
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.R8A77850ANBG.pdf
(1692 pages)
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12. DDR2-SDRAM Interface (DBSC2)
12.4.1
The DBSC2 status register (DBSTATE) is a read-only register. Writing is invalid. It is initialized
only upon power-on reset.
Note:
Rev.1.00 Jan. 10, 2008 Page 482 of 1658
REJ09B0261-0100
Initial value:
Initial value:
Note: * Initial value is specified by external pin MODE8.
Bit
31 to 9
8
7 to 0
R/W:
R/W:
BIt:
BIt:
*
DBSC2 Status Register (DBSTATE)
Bit Name
⎯
ENDN
⎯
Initial value is specified by external pin MODE8.
31
15
⎯
⎯
R
R
0
0
30
⎯
14
⎯
R
R
0
0
29
⎯
13
⎯
R
R
0
0
Initial
Value
All 0
×*
All 0
28
12
⎯
⎯
R
R
0
0
27
11
⎯
⎯
R
R
0
0
R/W
R
R
R
26
10
⎯
⎯
R
R
0
0
Description
Reserved
These bits are always read as 0.
Endian Display Bit
Displays the endian of the DBSC2 set by external pin
MODE8.
0: Big endian
1: Little endian
Reserved
These bits are always read as 0.
25
⎯
⎯
R
R
0
9
0
ENDN
24
⎯
x*
R
R
0
8
23
⎯
⎯
R
R
0
7
0
22
⎯
⎯
R
R
0
6
0
21
⎯
⎯
R
R
0
5
0
20
⎯
⎯
R
R
0
4
0
19
⎯
⎯
R
R
0
3
0
18
⎯
⎯
R
R
0
2
0
17
⎯
⎯
R
R
0
1
0
16
⎯
⎯
R
R
0
0
0
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