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| Z80 Datasheet, PDF (173/330 Pages) Zilog, Inc. – Z80 CPU PERIPHERALS | |||
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< %27 2GTKRJGTCNU
7UGT /CPWCN
CLK
A15âA0
READ
MREQ
RD
WRITE
IORQ
WR
D7âD0
CE/WAIT
Memory Read
T1
T2
T3
T1
I/O Write
T2
TW
T3
Memory
Drive DMA
DMA Drives Data Bus
Figure 61.Sequential Memory-to-I/O Transfer, Standard Timing (Searching is Optional)
UM008101-0601
Direct Memory Access
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