Z8018X View Datasheet(PDF) - Zilog

Part Name

Description

Manufacturer

Z8018X

Family MPU

Zilog 

Z8018x Family

MPU User Manual

279

INTERRUPTS

Table 52. Interrupts

Instruction

Machine

Cycle States

MC1 T1T2T3

NMI

MC2

~MC3

MC4

MC5

MC1

INT0 Mode 0

(RST Inserted)

MC2

~MC3

MC4

MC5

MC1

T1T1

T1T2T3

T1T2T3

T1T2TW

TWT3

T1T1

T1T2T3

T1T2T3

T1T2Tw

TWT3

INT0 Mode 0

(Call

Inserted)

INT0 Mode 1

MC2

MC3

MC4

MC5

MC6

MC1

MC2

MC3

T1T2T3

T1T2T3

Ti

T1T2T3

T1T2T3

T1T2TW

TWT3

T1T2T3

T1T2T3

Address Data

Next Op

Code

Address (PC)

*

Z

RD WR MREQ IORQ M1 HALT ST

010

1

01

0

111

1

11

1

SP-1

SP-2

Next Op

Code

Address

*

PCH

100

PCL

100

1st (PC) 1 1 1

Op Code

Z

111

1

11

1

1

11

1

0

01

0

1

11

1

SP-1

PCH

100

SP-2

PCL

100

Next Op

1st

111

Code

Op Code

Address (PC)

PC

n

010

PC+1

m

010

*

Z

111

SP-1

PC+2(H) 1 0 0

SP-2

PC+2(L) 1 0 0

Next

Op Code

Address (PC)

111

SP-1

PCH

100

SP-2

PCL

100

1

11

1

1

11

1

0

01

0

1

11

1

1

11

1

1

11

1

1

11

1

1

11

1

0

01

0

1

11

1

1

11

1

UM005001-ZMP0400

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