z80189 ZiLOG Semiconductor, z80189 Datasheet - Page 276

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z80189

Manufacturer Part Number
z80189
Description
Z80180, Z8s180, Z8l180 Mpu Operation
Manufacturer
ZiLOG Semiconductor
Datasheet
260
Table 51.
UM005003-0703
Instruction
INIR
INDR
(If Br=0)
JP mn
JP f,mn
(if is false)
JP f,mn
(If f is true)
JP (HL)
JP (IX)
JP (IY)
Z8018x
Family MPU User Manual
Bus and Control Signal Condition in Each Machine Cycle (Continued)
Machine
Cycle
MC1
MC2
MC3
MC4
MC1
MC2
MC3
MC1
MC2
MC1
MC2
MC3
MC1
MC1
MC2
States
T1T2T3
T1T2T3
T1T2T3
T1T2T3
T1T2T3
T1T2T3
T1T2T3
T1T2T3
T1T2T3
T1T2T3
T1T2T3
T1T2T3
T1T2T3
T1T2T3
T1T2T3
Address
1st Op Code
Address
2nd Op Code
Address
BC
HL
1st Op Code
Address
1st operand
Address
2nd operand
Address
1st Op Code
Address
1st operand
Address
1st Op Code
Address
1st operand
Address
2nd operand
Address
1st Op Code
Address
1st Op Code
Address
2nd Op Code
Address
Data
1st Op
Code
2nd Op
Code
DATA
DATA
1st Op
Code
n
m
1st Op
Code
n
1st Op
Code
n
m
1st Op
Code
1st Op
Code
2nd Op
Code
RD WR MREQ
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
IORQ M1 HALT ST
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
0
1
1
0
1
0
1
1
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
0
1
1
0
1
0
1
1
0
0
1

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