Zilog Z80180 Manual do Utilizador descarregar pdf (Página 274)

100

101

Z8018x

Family MPU User Manual

258

UM005003-0703

INC (IX+ d)

INC (IY+d)

DEC (IX+d)

DEC (IY+d)

MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

MC2 T1T2T3 2nd Op Code

Address

2nd Op

Code

010 1 01 1

MC3 T1T2T3 1st operand

Address

d 010 1 11 1

MC4~M

TiTi * Z 1 1 1 1 1 1 1

MC6 T1T2T3 X+ d

IY+ d

DATA 010 1 11 1

MC7 T1 * Z 111 1 11 1

MC8 T1T2T3 IX+ d

IY+d

DATA 100 1 11 1

INC ww

DEC ww

MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

MC2 Ti * Z 11t 1 11 1

INC IX

INC IY

DEC IX

DEC IY

MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

MC2 T1T2T3 2nd Op Code

Address

2nd Op

Code

010 1 01 1

MC3 Ti * Z 111 1 11 1

IN A,(m)

MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

MC2 T1T2T3 1st operand

Address

m 010 1 11 1

MC3 T1T2T3 m to A0~A7

A to A8~A15

DATA 011 0 11 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

1 2 ... 269 270 271 272 273 274 275 276 277 278 279 ... 325 326

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