Timing Charts For The Data Transfer Section - Fujitsu MB91150 Series Hardware Manual

17.7.2 Timing charts for the data transfer section

This section covers timing charts for the data transfer section.
I Data transfer section, 16/8-bit data
❍ Transfer source area: External, Transfer destination area: External
(A)
CLK
DREQn
Addr pin #2
Data pin #2
RD
WRn
DACK
DEOP
❍ Transfer source area: External, Transfer destination area: Internal RAM
(A)
CLK
DREQn
Addr pin #2
Data pin
#2
RD
WRn
DACK
DEOP
S D S
S D
W
S S
S S
CHAPTER 17 DMA CONTROLLER
D S
S D S
W
S
S
D S
D S
W
S
S
D
D
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