Z8S180 Zilog., Z8S180 Datasheet - Page 269

• Manufacturer Part Number: Z8S180
• Description: ENHANCED Z180 MICROPROCESSOR
• Manufacturer: Zilog.

Table 51. Bus and Control Signal Condition in Each Machine Cycle (Continued)
Instruction
AND (IY+ d)
OR (IX + d)
OR (IY+d)
XOR (IX + d)
XOR (IY+d)
CP (IX+d)
CP (IY+d)
BIT b,g
BIT b, (HL)
BIT b, (IX+d)
BIT b, (IY+d)
Machine
Cycle
MC4
~MC6
MC6
MC1
MC2
MC1
MC2
MC3
MC1
MC2
MC3
MC4
MC5
States
TiTiTi
T1T2T3 IX+d
T1T2T3 1st Op Code
T1T2T3 2nd Op Code
T1T2T3 1st Op Code
T1T2T3 2nd Op Code
T1T2T3 HL
T1T2T3 1st Op Code
T1T2T3 2nd Op Code
T1T2T3 1st operand
T1T2T3 3rd Op Code
T1T2T3 IX+ d
Address
*
IY+d
Address
Address
Address
Address
Address
Address
Address
Address
IY+d
Data
Z
DATA
1st
Op Code
2nd
Op Code
1st
Op Code
2nd
Op Code
DATA
1st Op
Code
2nd Op
Code
d
3rd Op
Code
DATA
RD WR MREQ
1
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
MPU User Manual
IORQ M1 HALT ST
1
1
1
1
1
1
1
1
1
1
1
1
UM005001-ZMP0400
Z8018x Family
1
1
0
0
0
0
1
0
0
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
0
1
1
0
1
1
1
1
253