r5s72060w200fpv Renesas Electronics Corporation., r5s72060w200fpv Datasheet - Page 274

• Manufacturer Part Number: r5s72060w200fpv
• Description: 32-bit Risc Microcomputer Superhtm Risc Engine Family / Sh7200 Series
• Manufacturer: Renesas Electronics Corporation.

Section 8 Bus State Controller (BSC)
Rev. 2.00 Dec. 09, 2005 Page 250 of 1152
REJ09B0191-0200
Bit
19
18
17, 16
Bit Name
MPXMD

BW[1:0]
Initial
Value
0
0
00
R/W
R/W
R
R/W
Description
Burst MPX-I/O Interface Mode Specification
Specify the access mode in 16-byte access
0: One 4-burst access by 16-byte transfer
1: Two 2-burst access cycles by quadword (8-byte)
Transfer size when MPXMD = 0:
D31
0
0
0
0
1
1
1
Transfer size when MPXMD = 1:
D31
0
0
0
0
1
Reserved
This bit is always read as 0. The write value should
always be 0.
Number of Burst Wait Cycles
Specify the number of wait cycles to be inserted at the
second or subsequent access cycles in burst access
00: No cycle
01: 1 cycle
10: 2 cycles
11: 3 cycles
transfer
D30
0
0
1
1
0
0
1
D30
0
0
1
1
0
D29
0
1
0
1
0
1
0
D29
0
1
0
1
0
Transfer Size
Byte (1 byte)
Word (2 bytes)
Longword (4 bytes)
Reserved (quadword) (8 bytes)
16 bytes
Reserved (32 bytes)
Reserved (64 bytes)
Transfer Size
Byte (1 byte)
Word (2 bytes)
Longword (4 bytes)
Quadword (8 bytes)
Reserved (32 bytes)