Z8018x family mpu user manual – Zilog Z80180 User Manual
Page 275
Z8018x
Family MPU User Manual
UM005003-0703
259
IN g,(C)
MC1
T1T2T3 1st Op Code
Address
1st Op
Code
0
1
0
1
0
1
0
MC2
T1T2T3 2nd Op Code
Address
2nd Op
Code
0
1
0
1
0
1
1
MC3
T1T2T3 BC
DATA
0
1
1
0
1
1
1
INO g,(m)**
MC1
T1T2T3 1st Op Code
Address
1st Op
Code
0
1
0
1
0
1
0
MC2
T1T2T3 2nd Op Code
Address
2nd Op
Code
0
1
0
1
0
1
1
MC3
T1T2T3 1st operand
Address
m
0
1
0
1
1
1
1
MC4
T1T2T3 m to A0~A7
00H to
A8~A15
DATA
0
1
1
0
1
1
1
INI
IND
MC1
T1T2T3 1st Op Code
Address
1st Op
Code
0
1
0
1
0
1
0
MC2
T1T2T3 2nd Op Code
Address
2nd Op
Code
0
1
0
1
0
1
1
MC3
T1T2T3 BC
DATA
0
1
1
0
1
1
1
MC4
T1T2T3 HL
DATA
1
0
0
1
1
1
1
INIR
INDR
(If Br
¹0)
MC1
T1T2T3 1st Op Code
Address
1st Op
Code
0
1
0
1
0
1
0
MC2
T1T2T3 2nd Op Code
Address
2nd Op
Code
0
1
0
1
0
1
1
MC3
T1T2T3 BC
DATA
0
1
1
0
1
1
1
MC4
T1T2T3 HL
DATA
1
0
0
1
1
1
1
MC5~M
C6
TiTi
*
Z
1
1
1
1
1
1
1
Table 51. Bus and Control Signal Condition in Each Machine Cycle (Continued)
Instruction
Machine
Cycle
States
Address
Data
RD WR MREQ
IORQ M1 HALT ST