z80189 ZiLOG Semiconductor, z80189 Datasheet - Page 292

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z80189

Manufacturer Part Number

z80189

Description

Z80180, Z8s180, Z8l180 Mpu Operation

Manufacturer

ZiLOG Semiconductor

Datasheet

1.Z80189.pdf (326 pages)

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Table 51.

UM005003-0703

Instruction

RST v

SCF

SET b,g

RES b,g

SET b. (HL)

RES b, (HL)

Z8018x

Family MPU User Manual

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

Machine

Cycle

MC1

MC2

~MC3

MC4

MC5

MC1

MC1

MC2

MC3

MC1

MC2

MC3

MC4

MC5

States

T1T2T3

TiTi

T1T2T3

T1T2T3

T1T2T3

T1T2T3

T1T2T3

Ti

T1T2T3

T1T2T3

T1T2T3

Ti

T1T2T3

Address

1st Op Code

Address

*

SP-1

SP-2

1st Op Code

Address

1st Op Code

Address

2nd Op Code

Address

*

1st Op Code

Address

2nd Op Code

Address

HL

*

HL

Data

1st Op

Code

Z

PCH

PCL

1st Op

Code

1st Op

Code

2nd Op

Code

Z

1st Op

Code

2ndOp

Code

DATA

Z

DATA

RD WR MREQ

0

1

1

1

0

0

0

1

0

0

0

1

1

1

1

0

0

1

1

1

1

1

1

1

1

0

0

1

0

0

0

0

0

1

0

0

0

1

0

IORQ M1 HALT ST

1

1

1

1

1

1

1

1

1

1

1

1

1

0

1

1

1

0

0

0

1

0

0

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

0

1

1

1

0

0

1

1

0

1

1

1

1

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