SH7641 Datasheet, PDF (444/1036 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family / SH7641 Series

Section 12 Bus State Controller (BSC)
BSC Register Setting
CSnBCR CS3WCR. CS3WCR.
Idle
WTRP TRWL Read to
Setting Setting Setting Read
1
2
3
3/3/3/3
1
3
0
4/4/4/4
1
3
1
4/4/4/4
1
3
2
4/4/4/4
1
3
3
4/4/4/4
2
0
0
3/3/3/3
2
0
1
3/3/3/3
2
0
2
3/3/3/3
2
0
3
3/3/3/3
2
1
0
3/3/3/3
2
1
1
3/3/3/3
2
1
2
3/3/3/3
2
1
3
3/3/3/3
2
2
0
3/3/3/3
2
2
1
3/3/3/3
2
2
2
3/3/3/3
2
2
3
3/3/3/3
2
3
0
4/4/4/4
2
3
1
4/4/4/4
2
3
2
4/4/4/4
2
3
3
4/4/4/4
4
0
0
5/5/5/5
4
0
1
5/5/5/5
4
0
2
5/5/5/5
4
0
3
5/5/5/5
4
1
0
5/5/5/5
4
1
1
5/5/5/5
4
1
2
5/5/5/5
4
1
3
5/5/5/5
CPU Access
Write to
Write
5/5/5/5
3/3/3/3
4/4/4/4
5/5/5/5
6/6/6/6
2/2/2/3
2/2/2/3
2/2/2/3
3/3/3/3
2/2/2/2
2/2/2/2
3/3/3/3
4/4/4/4
2/2/2/3
3/3/3/3
4/4/4/4
5/5/5/5
3/3/3/3
4/4/4/4
5/5/5/5
6/6/6/6
4/4/4/4
4/4/4/4
4/4/4/4
4/4/4/4
4/4/4/4
4/4/4/4
4/4/4/4
4/4/4/4
Read to
Write
3/3/4/5
4/4/4/5
4/4/4/5
4/4/4/5
4/4/4/5
3/3/4/5
3/3/4/5
3/3/4/5
3/3/4/5
3/3/4/5
3/3/4/5
3/3/4/5
3/3/4/5
3/3/4/5
3/3/4/5
3/3/4/5
3/3/4/5
4/4/4/5
4/4/4/5
4/4/4/5
4/4/4/5
5/5/5/5
5/5/5/5
5/5/5/5
5/5/5/5
5/5/5/5
5/5/5/5
5/5/5/5
5/5/5/5
Write to
Read
5/5/5/5
3/3/3/3
4/4/4/4
5/5/5/5
6/6/6/6
2/2/2/2
2/2/2/2
2/2/2/2
3/3/3/3
2/2/2/2
2/2/2/2
3/3/3/3
4/4/4/4
2/2/2/2
3/3/3/3
4/4/4/4
5/5/5/5
3/3/3/3
4/4/4/4
5/5/5/5
6/6/6/6
4/4/4/4
4/4/4/4
4/4/4/4
4/4/4/4
4/4/4/4
4/4/4/4
4/4/4/4
4/4/4/4
DMAC Access
Read to Write to
Write Read
3
5
4
3
4
4
4
5
4
6
3
2
3
2
3
2
3
3
3
2
3
2
3
3
3
4
3
2
3
3
3
4
3
5
4
3
4
4
4
5
4
6
5
4
5
4
5
4
5
4
5
4
5
4
5
4
5
4
Rev. 4.00 Sep. 14, 2005 Page 394 of 982
REJ09B0023-0400