r5f71374an80fpv Renesas Electronics Corporation., r5f71374an80fpv Datasheet - Page 255

• Manufacturer Part Number: r5f71374an80fpv
• Description: 32-bit Risc Microcomputer Superh?? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

Table 9.9
Notes: DTC is operated by Bφ. The minimum number of idle cycles is not affected by changing a
CSnWCR.
WM Setting
1
0
1
0
1
0
1
0
BSC Register Setting
1. Minimum number of idle cycles between the byte access to address 0 and the byte
2. Other than the above cases.
clock ratio.
access to address 1 in the 16-bit access with an 8-bit bus width, and
minimum number of idle cycles between the byte accesses to address 0, to address 1,
to address 2, and to address 3 in the 32-bit access with an 8-bit bus width.
Minimum Number of Idle Cycles between Access Cycles during DTC Transfer
for the Normal Space Interface
CSnBCR Idle
Setting
0
0
1
1
2
2
4
4
Continuous
Read*
0
1
1
1
2
2
4
4
1
When Access Size Exceeds Bus Width
Read to Write*
2
2
2
2
2
2
4
4
Rev. 1.00 Sep. 21, 2007 Page 229 of 1124
2
Section 9 Bus State Controller (BSC)
Continuous
Write*
0
1
1
1
2
2
4
4
1
REJ09B0402-0100
Write to Read*
0
1
1
1
2
2
4
4
2