r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 418

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

11. Local Bus State Controller (LBSC)
Table 11.6 64-Bit External Device/Big Endian Access and Data Alignment (1)
Note:
Rev.1.00 Jan. 10, 2008 Page 388 of 1658
REJ09B0261-0100
Access
Size
Byte
Word
Longword
32 Bytes* 8n
Operation
*
Address No.
8n
8n + 1
8n + 2
8n + 3
8n + 4
8n + 5
8n + 6
8n + 7
8n
8n + 2
8n + 4
8n + 6
8n
8n + 4
8n + 8
8n + 16
8n + 24
This table shows an example when the access start address is on the 32-byte
boundary. When the start address is not on the 32-byte boundary, accesses are
performed up to immediately before the 32-byte boundary and the address is wrapped
around to the previous 32-byte boundary.
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
3
4
D63 to
D56
Data 7 to 0 ⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
Data
15 to 8
⎯
⎯
⎯
Data
31 to 24
⎯
Data
63 to 56
Data 127
to 120
Data 191
to 184
Data 255
to 248
D55 to
D48
Data 7 to 0 ⎯
⎯
⎯
⎯
⎯
⎯
⎯
Data
7 to 0
⎯
⎯
⎯
Data
23 to 16
⎯
Data
55 to 48
Data 119
to 112
Data 183
to 176
Data 247
to 240
D47 to
D40
⎯
Data 7 to 0 ⎯
⎯
⎯
⎯
⎯
⎯
⎯
Data
15 to 8
⎯
⎯
Data
15 to 8
⎯
Data
47 to 40
Data 111
to 104
Data 175
to 168
Data 239
to 232
D39 to
D32
⎯
⎯
Data 7 to 0 ⎯
⎯
⎯
⎯
⎯
⎯
Data
7 to 0
⎯
⎯
Data
7 to 0
⎯
Data
39 to 32
Data 103
to 96
Data 167
to 160
Data 231
to 224
Data Bus
D31 to
D24
⎯
⎯
⎯
Data 7 to 0 ⎯
⎯
⎯
⎯
⎯
⎯
Data
15 to 8
⎯
⎯
Data
31 to 24
Data
31 to 24
Data 95 to
88
Data 159
to 152
Data 223
to 216
D23 to
D16
⎯
⎯
⎯
⎯
Data 7 to 0 ⎯
⎯
⎯
⎯
⎯
Data
7 to 0
⎯
⎯
Data
23 to 16
Data
23 to 16
Data 87 to
80
Data 151
to 144
Data 215
to 208
D15 to D8 D7 to D0
⎯
⎯
⎯
⎯
⎯
Data 7 to 0 ⎯
⎯
⎯
⎯
⎯
Data
15 to 8
⎯
Data
15 to 8
Data
15 to 8
Data 79 to
72
Data 143
to 136
Data 207
to 200
⎯
⎯
⎯
⎯
⎯
⎯
Data 7 to 0
⎯
⎯
⎯
Data
7 to 0
⎯
Data
7 to 0
Data
7 to 0
Data 71 to
64
Data 135
to 128
Data 199
to 192