z80189 ZiLOG Semiconductor, z80189 Datasheet - Page 277
z80189
Manufacturer Part Number
z80189
Description
Z80180, Z8s180, Z8l180 Mpu Operation
Manufacturer
ZiLOG Semiconductor
Datasheet
1.Z80189.pdf
(326 pages)
- Current page: 277 of 326
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Table 51.
Instruction
JR j
JR C,j JR NC,j
JR Z,j JR NZ,j
(if condition
is false)
JR C,j JR NC,j
JR Z,j JR NZ,j
(if condition
is true)
LD g,g'
LD g,m
LD g, (HL)
Bus and Control Signal Condition in Each Machine Cycle (Continued)
Machine
Cycle
MC1
MC2
MC3~M
C4
MC1
MC2
MC1
MC2
MC3~M
C4
MC1
MC2
MC1
MC2
MC1
MC2
States
T1T2T3
T1T2T3
TiTi
T1T2T3
T1T2T3
T1T2T3
T1T2T3
TiTi
T1T2T3
Ti
T1T2T3
T1T2T3
T1T2T3
T1T2T3
Address
1st Op Code
Address
1st operand
Address
*
1st Op Code
Address
1st operand
Address
1st Op Code
Address
1st operand
Address
*
1st Op Code
Address
*
1st Op Code
Address
1st operand
Address
1st Op Code
Address
HL
Data
1st Op
Code
j-2
Z
1st Op
Code
j-2
1st Op
Code
j-2
Z
1st Op
Code
Z
1st Op
Code
m
1st Op
Code
DATA
RD WR MREQ
0
0
1
0
0
0
0
1
0
1
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Family MPU User Manual
0
0
1
0
0
0
0
1
0
1
0
0
0
0
IORQ M1 HALT ST
1
1
1
1
1
1
1
1
1
1
1
1
1
1
UM005003-0703
0
1
1
0
1
0
1
1
0
1
0
1
0
1
Z8018x
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
0
1
0
1
1
0
1
0
1
0
1
261
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