Zilog Z80180 Manual do Utilizador descarregar pdf (Página 276)

100

101

Z8018x

Family MPU User Manual

260

UM005003-0703

INIR

INDR

(If Br=0)

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 T1T2T3BC DATA 011 0 11 1

MC4 T1T2T3HL DATA 100 1 11 1

JP 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

JP f,mn

(if is false)

MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

MC2 T1T2T3 1st operand

Address

n 010 1 11 1

JP f,mn

(If f is true)

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

JP (HL) MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

JP (IX)

JP (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

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 ... 271 272 273 274 275 276 277 278 279 280 281 ... 325 326

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