Normal Dma Data Transfer - Fujitsu MPD3XXXAH Product Manual

Parameter write
~
a
BSY
DRDY
INTRQ
DRQ
Data transfer
Expanded
[Multiword DMA transfer]
DRQ
DMARQ
DMACK-
IOR- or
IOW-
Word
Command
c, d
e
• • • •
• • • •
• • • •
• • • •
0 1
Figure 5.6

Normal DMA data transfer

C141-E072-01EN
• •
f
• •
• •
n-1 n
Status read
g
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