z80189 ZiLOG Semiconductor, z80189 Datasheet - Page 271

no-image

z80189

Manufacturer Part Number

z80189

Description

Z80180, Z8s180, Z8l180 Mpu Operation

Manufacturer

ZiLOG Semiconductor

Datasheet

1.Z80189.pdf (326 pages)

Current page: 271 of 326
Download datasheet (5Mb)

Table 51.

Instruction

CPI

CPD

CPIR

CPDR

(If BC

Ar = (HL)

CPIR

CPDR

(If BC

Ar=(HL)

CPL

DAA

DI*1

* 1 Interrupt request is not sampled.

R

R

=0 or

¹ 0 and

M

M

)

)

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

Machine

Cycle

MC1

MC2

MC3

MC4

~MC6

MC1

MC2

MC3

MC4~M

C8

MC1

MC2

MC3

MC4~M

C6

MC1

MC1

MC2

MC1

States

T1T2T3

T1T2T3

T1T2T3

TiTiTi

T1T2T3

T1T2T3

T1T2T3

TiTiTi

TiTi

T1T2T3

T1T2T3

T1T2T3

TiTiTi

T1T2T3

T1T2T3

Ti

T1T2T3

Address

1st Op Code

Address

2nd Op Code

Address

HL

*

1st Op Code

Address

2nd Op Code

Address

HL

*

1st Op Code

Address

2nd Op Code

Address

HL

*

1st Op Code

Address

1st Op Code

Address

*

1st Op Code

Address

Data

1st Op

Code

2nd Op

Code

DATA

Z

1st Op

Code

2nd Op

Code

DATA

Z

1st Op

Code

2nd Op

Code

DATA

Z

1st Op

Code

1st Op

Code

Z

1st Op

Code

RD WR MREQ

0

0

0

1

0

0

0

1

0

0

0

1

0

0

1

0

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

Family MPU User Manual

0

0

0

1

0

0

0

1

0

0

0

1

0

0

1

0

IORQ M1 HALT ST

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

UM005003-0703

0

0

1

1

0

0

1

1

0

0

1

1

0

0

1

0

Z8018x

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

0

1

1

1

0

1

1

1

0

1

1

1

0

0

1

0

255

Related parts for z80189