r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 419

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

Table 11.7 64-Bit External Device/Big Endian Access and Data Alignment (2)
Note:
Access
Size
Byte
Word
Longword
32 Bytes*
Operation
*
Address
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
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.
No. WE7
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 ⎯
⎯
⎯
⎯
WE4
⎯
⎯
Asserted ⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
Strobe Signal
Rev.1.00 Jan. 10, 2008 Page 389 of 1658
WE3
⎯
⎯
⎯
Asserted ⎯
⎯
⎯
⎯
⎯
Asserted Asserted ⎯
⎯
Asserted Asserted Asserted Asserted
11. Local Bus State Controller (LBSC)
WE2
⎯
⎯
⎯
⎯
Asserted ⎯
⎯
⎯
⎯
⎯
⎯
⎯
WE1
⎯
⎯
⎯
⎯
⎯
Asserted ⎯
⎯
⎯
⎯
Asserted Asserted
⎯
REJ09B0261-0100
WE0
⎯
⎯
⎯
⎯
⎯
⎯
Asserted
⎯
⎯
⎯
⎯