z80189 ZiLOG Semiconductor, z80189 Datasheet - Page 271
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
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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
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