Z8018X View Datasheet(PDF) - Zilog

Part Name

Description

Manufacturer

Z8018X

Family MPU

Zilog 

Z8018x Family

MPU User Manual

265

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

Instruction

LD HL, (mn)

LD ww,(mn)

LD IX,(mn)

LD IY,(mn)

Machine

Cycle States Address

Data

MC1

MC2

MC3

MC4

MC5

MC1

MC2

MC3

MC4

MC5

MC6

MC1

MC2

MC3

MC4

MC5

MC6

T1T2T3 1st Op Code 1st Op

Address

Code

T1T2T3 1st operand n

Address

T1T2T3 2nd operand m

Address

T1T2T3 mn

DATA

T1T2T3 mn+1

DATA

T1T2T3 1st Op Code 1st Op

Address

Code

T1T2T3 2nd Op Code 2nd Op

Address

Code

T1T2T3 1st operand n

Address

T1T2T3 2nd operand m

Address

T1T2T3 mn

DATA

T1T2T3 mn+ 1

DATA

T1T2T3 1st Op Code 1st Op

Address

Code

T1T2T3 2nd Op Code 2nd Op

Address

Code

T1T2T3 1st operand n

Address

T1T2T3 2nd operand m

Address

T1T2T3 mn

DATA

T1T2T3 mn+1

DATA

RD WR MREQ IORQ M1 HALT ST

010

1

01

0

010

1

11

1

010

1

11

1

010

010

010

1

11

1

1

11

1

1

01

0

010

1

01

1

010

1

11

1

010

1

11

1

010

010

010

1

11

1

1

11

1

1

01

0

010

1

01

1

010

1

11

1

010

1

11

1

010

010

1

11

1

1

11

1

UM005001-ZMP0400

Share Link: