Z8018x family mpu user manual – Zilog Z80180 User Manual
Page 283
Z8018x
Family MPU User Manual
UM005003-0703
267
LD (mn),IX
LD (mn),IY
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
n
0
1
0
1
1
1
1
MC4
T1T2T3 2nd operand
Address
m
0
1
0
1
1
1
1
MC5
Ti
*
Z
1
1
1
1
1
1
1
MC6
T1T2T3 mn
IXL
IYL
1
0
0
1
1
1
1
MC7
T1T2T3 mn+1
IXH
IYH
1
0
0
1
1
1
1
LD SP, HL
MC1
T1T2T3 1st Op Code
Address
1st Op
Code
0
1
0
1
0
1
0
MC2
Ti
*
Z
1
1
1
1
1
1
1
LD SP,IX
LD SP,IY
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
Ti
*
Z
1
1
1
1
1
1
1
LDI
LDD
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 HL
DATA
0
1
0
1
1
1
1
MC4
T1T2T3 DE
DATA
1
0
0
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