z80189 ZiLOG Semiconductor, z80189 Datasheet - Page 274

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z80189

Manufacturer Part Number
z80189
Description
Z80180, Z8s180, Z8l180 Mpu Operation
Manufacturer
ZiLOG Semiconductor
Datasheet
258
Table 51.
UM005003-0703
Instruction
INC (IX+ d)
INC (IY+d)
DEC (IX+d)
DEC (IY+d)
INC ww
DEC ww
INC IX
INC IY
DEC IX
DEC IY
IN A,(m)
Z8018x
Family MPU User Manual
Bus and Control Signal Condition in Each Machine Cycle (Continued)
Machine
Cycle
MC1
MC2
MC3
MC4~M
C5
MC6
MC7
MC8
MC1
MC2
MC1
MC2
MC3
MC1
MC2
MC3
States
T1T2T3
T1T2T3
T1T2T3
TiTi
T1T2T3
T1
T1T2T3
T1T2T3
Ti
T1T2T3
T1T2T3
Ti
T1T2T3
T1T2T3
T1T2T3
Address
1st Op Code
Address
2nd Op Code
Address
1st operand
Address
*
X+ d
IY+ d
*
IX+ d
IY+d
1st Op Code
Address
*
1st Op Code
Address
2nd Op Code
Address
*
1st Op Code
Address
1st operand
Address
m to A0~A7
A to A8~A15
Data
1st Op
Code
2nd Op
Code
d
Z
DATA
Z
DATA
1st Op
Code
Z
1st Op
Code
2nd Op
Code
Z
1st Op
Code
m
DATA
RD WR MREQ
0
0
0
1
0
1
1
0
1
0
0
1
0
0
0
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
0
0
0
1
0
1
0
0
t
0
0
1
0
0
1
IORQ M1 HALT ST
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
1
1
1
1
1
0
1
0
0
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
0
1
0
1
1
0
1
1

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