r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 667

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

Figure 13.7 Endian Conversion from SuperHyway Bus to PCI Bus
Note: PCIAddr[2]: PCI
(Non-Byte Swapping: TBS = 0)
1. Little endian
SHwy data
PCI bus data
2. Big endian
SHwy data
PCI bus data
Buffer data
Buffer data
PCI_Addr[2] = 1
PCI_Addr[2] = 0
bus
AD[2]
MSB
31
MSB
31
A' B' C' D' A B
A' B' C' D' A B
A B C D A' B' C' D'
A B C D A' B' C' D'
A B C
A B C
D
D
Rev.1.00 Jan. 10, 2008 Page 637 of 1658
0
0
PCI_Addr[2] = 0
PCI_Addr[2] = 1
C
C D
D
LSB
LSB
13. PCI Controller (PCIC)
REJ09B0261-0100