Z80180 Datasheet, PDF(273/326 Page) Zilog, Inc. – Z8018x Family MPU

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Z80180 Datasheet, PDF (273/326 Pages) Zilog, Inc. – Z8018x Family MPU

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Z8018x Family

MPU User Manual

257

Table 51. Bus and Control Signal Condition in Each Machine Cycle (Continued)

Instruction

EX (SP),IX

EX (SP),IY

HALT

IM0

IM1

IM2

INC g

DEC g

INC (HL)

DEC (HL)

Machine

Cycle States Address

Data

MC1

MC2

MC3

MC4

MC5

MC6

MC7

MC1

â

MC1

MC2

MC1

MC2

MC1

MC2

MC3

MC4

T1T2T3 1st Op Code 1st Op

Address

Code

T1T2T3 2nd Op Code 2nd Op

Address

Code

T1T2T3 SP

DATA

T1T2T3 SP+1

DATA

Ti

*

Z

T1T2T3 SP+1

IXH

IYH

T1T2T3 SP

IXL

IYL

T1T2T3 1st Op Code 1st Op

Address

Code

â

Next Op Code Next Op

Address

Code

T1T2T3 1st Op Code 1st Op

Address

Code

T1T2T3 2nd Op Code 2nd Op

Address

Code

T1T2T3 1st Op Code 1st Op

Address

Code

Ti

*

Z

T1T2T3 1st Op Code 1st Op

Address

Code

T1T2T3 HL

DATA

Ti

*

Z

T1T2T3 HL

DATA

RD WR MREQ IORQ M1 HALT ST

010

1

01

0

010

1

01

1

010

010

111

100

1

11

1

1

11

1

1

11

1

1

11

1

100

1

11

1

010

1

01

0

010

1

00

0

010

1

01

0

010

1

01

1

010

1

01

0

111

010

1

11

1

1

01

0

010

111

100

1

11

1

1

11

1

1

11

1

UM005001-ZMP0400

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