HD6417751 Datasheet, PDF (933/1105 Pages) Renesas Technology Corp – SuperH RISC engine

31
PCIDMABT
31 28
PCIDLA
31
PCIDTC
26 25
31
PCIDPA
10
Arbitration mode
0: Fixed priority
1: Pseudo round-robin
External memory
space
H'0000 0000
0
Local
H'000_....0
address
0004
Area 0: H'00000000 to
H'03FFFFFF
Area 1: H'04000000 to
H'07FFFFFF
Area 2: H'0800 0000 to
H'0BFFFFFF
Area 3: H'0C000000 to
H'0FFFFFFF
Area 4: H'10000000 to
H'13FFFFFF
...
H'1BFF FFFC
Area 5: H'14000000 to
H'17FFFFFF
Area 6: H'18000000 to
H'1BFFFFFF
32 bits
0
Transfer count
H'0000 0000
H'0000 0004
H'000_...0 000C
PCI memory/
I/O space
DMA
transfer
0
PCI address
...
H'FFFF FFFC
32 bits
31
PCIDCR
11 10
0
Transfer control
Figure 22.5 Example of DMA Transfer Control Register Settings
Rev. 3.0, 04/02, page 893 of 1064