r5s77631ay266bgv Renesas Electronics Corporation., r5s77631ay266bgv Datasheet - Page 602

• Manufacturer Part Number: r5s77631ay266bgv
• Description: Renesas 32-bit Risc Microcomputer Superhtm Risc Engine Family Sh-4a Series
• Manufacturer: Renesas Electronics Corporation.

Section 13 PCI Controller (PCIC)
Rev. 1.00 Oct. 01, 2007 Page 536 of 1956
REJ09B0256-0100
Figure 13.8 Endian Conversion from SuperHyway Bus to PCI Local bus
1. Little Endian
Note: PCI Address [2]: AD[2] (address)
2. Big Endian
Buffer data
Buffer data
PCI data
PCI data
SH data
SH data
PCI Address[2] = 1
PCI Address[2] = 1
(Byte Swapping: TBS = 1)
MSByte
MSByte
31
31
A'
A'
A'
A
D
A
B'
B'
B'
B
C
B
C' D'
C' D' A
C' D' A
C
B
C
D
A
D
0
0
A
D' C' B'
B
B
B
PCI Address[2] = 0
PCI Address[2] = 0
C
C
C
LSByte
LSByte
D
D
D
A'