z80180 ZiLOG Semiconductor, z80180 Datasheet - Page 38

• Manufacturer Part Number: z80180
• Description: Microprocessor Unit
• Manufacturer: ZiLOG Semiconductor

PS014004-1106
MREQ, RD
Date IN *1
ADDRESS
WR, IORQ
MREQ *2
BUSREQ
BUSACK
RFSH *2
IORQ *1
DATA
HALT
MI *1
INTi
NMI
ø
Figure 17. CPU Timing (INT0 Acknowledge Cycle, Refresh Cycle)
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34
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35
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39
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10
*3
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40
30
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37
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28
15
14
16
29
Microprocessor Unit
Architecture
Z80180
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