Zilog Z80180 Manual do Utilizador descarregar pdf (Página 279)

100

101

Z8018x

Family MPU User Manual

UM005003-0703

263

LD (IX+d),m

LD (IY+d),m

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 T1T2T3 2nd operand

Address

m 010 1 11 1

MC5 T1T2T3 IX+ d

IY+d

DATA 100 1 11 1

LD A, (BC)

LD A, (DE)

MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

MC2 T1T2T3 BC

DATA 010 1 11 1

LD A,(mn)

MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

MC2 T1T2T3 1st operand

Address

n 010 1 11 1

MC3 T1T2T3 2nd operand

Address

m 010 1 11 1

MC4 T1T2T3mn DATA 010 1 11 1

LD (BC),A

LD (DE),A

MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

MC2 Ti * Z 111 1 11 1

MC3 T1T2T3 BC

A 100 1 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 ... 274 275 276 277 278 279 280 281 282 283 284 ... 325 326

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Zilog Z80180 Manual do Utilizador Página 279

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