HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 477

• Manufacturer Part Number: HD6417320
• Description: Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Bit
11
10
9
8
Bit Name
RS3
RS2
RS1
RS0
Initial
Value
0
0
0
0
R/W
R/W
R/W
R/W
R/W
Descriptions
Resource Select 3 to 0
Specify which transfer requests will be sent to the DMAC.
The changing of transfer request source should be done
in the state that the DMA enable bit (DE) is set to 0.
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
Note: External request specification is valid only in
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
CHCR_0 and CHCR_1. None of the external
request can be selected in CHCR_2 to CHCR_5.
0
0
0
1
1
0
0
1
1
0
1
1
0
0
1
1
Section 10
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
External request, dual address mode
Setting prohibited
External request, single address mode
External address space → External device with
DACK
External request, single address mode
External device with DACK → External address
space
Auto request
Setting prohibited
Setting prohibited
Setting prohibited
Selected by DMA extended resource selector
Setting prohibited
Setting prohibited
Setting prohibited
Setting prohibited
Setting prohibited
ADC
Setting prohibited
Rev. 3.00 Jan. 18, 2008 Page 415 of 1458
Direct Memory Access Controller (DMAC)
REJ09B0033-0300