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Z80 Datasheet(PDF) 325 Page - Zilog, Inc.

Part # Z80
Description  Z80 CPU PERIPHERALS
PDF  330 Pages
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Manufacturer  ZILOG [Zilog, Inc.]
Direct Link  http://www.zilog.com
Logo ZILOG - Zilog, Inc.

Z80 Datasheet(HTML) 325 Page - Zilog, Inc.

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Z80 CPU Peripherals
User Manual
UM008101-0601
Serial Input/Output
305
TIMING
Read Cycle
The timing signals that are generated by a Z80 CPU input instruction,
which read a Data or Status byte from the Z80 SIO, are illustrated in
Figure 128.
Figure 128. Read Cycle Timing
Write Cycle
Figure 129 illustrates the timing and data signals generated by a
Z80 CPU output instruction, which write a Data or Control byte
to the Z80 SIO.
Out
Channel Address
T1
Φ
CE
IORQ
RD
M1
Data
T2
TW
T3
T1



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