Z80180 Datasheet, PDF (279/326 Pages) Zilog, Inc. – Z8018x Family MPU

Z8018x Family
MPU User Manual
263
Table 51. Bus and Control Signal Condition in Each Machine Cycle (Continued)
Instruction
LD (IX+d),m
LD (IY+d),m
LD A, (BC)
LD A, (DE)
LD A,(mn)
LD (BC),A
LD (DE),A
Machine
Cycle States Address
Data
MC1
MC2
MC3
MC4
MC5
MC1
MC2
MC1
MC2
MC3
MC4
MC1
MC2
MC3
T1T2T3 1st Op Code 1st Op
Address
Code
T1T2T3 2nd Op Code 2nd Op
Address
Code
T1T2T3 1st operand d
Address
T1T2T3 2nd operand m
Address
T1T2T3 IX+ d
IY+d
DATA
T1T2T3 1st Op Code 1st Op
Address
Code
T1T2T3 BC
DE
DATA
T1T2T3 1st Op Code 1st Op
Address
Code
T1T2T3 1st operand n
Address
T1T2T3 2nd operand m
Address
T1T2T3 mn
DATA
T1T2T3 1st Op Code 1st Op
Address
Code
Ti
*
Z
T1T2T3 BC
A
DE
RD WR MREQ IORQ M1 HALT ST
010
1
01
0
010
1
01
1
010
1
11
1
010
1
11
1
100
1
11
1
010
1
01
0
010
1
11
1
010
1
01
0
010
1
11
1
010
1
11
1
010
010
1
11
1
1
01
0
111
100
1
11
1
1
11
1
UM005001-ZMP0400