r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 424

• 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 11.12 64-Bit External Device/Little Endian Access and Data Alignment (2)
Note:
Rev.1.00 Jan. 10, 2008 Page 394 of 1658
REJ09B0261-0100
Access
Size
Byte
Word
Longword
32 Bytes* 8n
Operation
*
Address No. WE7
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
⎯
⎯
⎯
⎯
⎯
⎯
⎯
Asserted ⎯
⎯
⎯
⎯
Asserted Asserted ⎯
⎯
Asserted Asserted Asserted Asserted ⎯
Asserted Asserted Asserted Asserted Asserted Asserted Asserted Asserted
Asserted Asserted Asserted Asserted Asserted Asserted Asserted Asserted
Asserted Asserted Asserted Asserted Asserted Asserted Asserted Asserted
Asserted Asserted Asserted Asserted Asserted Asserted Asserted Asserted
WE6
⎯
⎯
⎯
⎯
⎯
⎯
Asserted ⎯
⎯
⎯
⎯
⎯
WE5
⎯
⎯
⎯
⎯
⎯
Asserted ⎯
⎯
⎯
⎯
Asserted Asserted ⎯
⎯
⎯
⎯
⎯
⎯
Asserted ⎯
⎯
⎯
⎯
⎯
⎯
⎯
WE4
Strobe Signal
WE3
⎯
⎯
⎯
Asserted ⎯
⎯
⎯
⎯
⎯
Asserted Asserted ⎯
⎯
Asserted Asserted Asserted Asserted
⎯
⎯
Asserted ⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
WE2
WE1
⎯
Asserted ⎯
⎯
⎯
⎯
⎯
⎯
Asserted Asserted
⎯
⎯
⎯
Asserted
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
WE0
⎯