Renesas SH7641 User Manual
Page 470
Section 13 Direct Memory Access Controller (DMAC)
Rev. 4.00 Sep. 14, 2005 Page 420 of 982
REJ09B0023-0400
Table 13.2 Combination of the Round-Robin Select Bits and Priority Mode Bits
Priority Level
Round-robin
Select bit
Transfer
End Priority
bit
High
Low
Mode
No.
RC0 RC1 RC2 RC3 CH
No.
PR1
PR0
0
1
2
3
0
0 0 1 1 CH2
1
0
CH0 CH1 CH3 CH2
0 1 1 1 CH1
1
0
CH0 CH2 CH3 CH1
1
0 1 1 1 CH2
1
0
CH0 CH3 CH1 CH2
2
1 1 0 0 CH0
1
0
CH1 CH0 CH2 CH3
1 1 1 0 CH0
1
0
CH1 CH2 CH0 CH3
3
1 1 1 0 CH1
1
0
CH2 CH0 CH1 CH3
1 1 1 1 CH0
1
0
CH1 CH2 CH3 CH0
1 1 1 1 CH1
1
0
CH2 CH3 CH0 CH1
4
1 1 1 1 CH2
1
0
CH3 CH0 CH1 CH2
—
Other than the above
setting prohibited
—
1 0 — — — —
*
*
*
* CH0
1
1
CH1 CH2 CH3 CH0
*
*
*
* CH1
1
1
CH2 CH3 CH0 CH1
5
(All-channel
round-robin)
*
*
*
* CH2
1
1
CH3 CH0 CH1 CH2
6 (Fixed mode 2)
*
*
*
*
*
0
1
CH0 CH2 CH3 CH1
7 (Fixed mode 1)
*
*
*
*
*
0
0
CH0 CH1 CH2 CH3
Note: * Any