Zilog Z80180 Manual do Utilizador descarregar pdf (Página 277)

100

101

Z8018x

Family MPU User Manual

UM005003-0703

261

JR j

MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

MC2 T1T2T3 1st operand

Address

j-2 010 1 11 1

MC3~M

TiTi * Z 1 1 1 1 1 1 1

JR C,j JR NC,j

JR Z,j JR NZ,j

(if condition

is false)

MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

MC2 T1T2T3 1st operand

Address

j-2 010 1 11 1

JR C,j JR NC,j

JR Z,j JR NZ,j

(if condition

is true)

MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

MC2 T1T2T3 1st operand

Address

j-2 010 1 11 1

MC3~M

TiTi * Z 1 1 1 1 1 1 1

LD g,g'

MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

MC2 Ti * Z 111 1 11 1

LD g,m

MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

MC2 T1T2T3 1st operand

Address

m 010 1 11 1

LD g, (HL)

MC1 T1T2T3 1st Op Code

Address

1st Op

Code

010 1 01 0

MC2 T1T2T3HL DATA 010 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 ... 272 273 274 275 276 277 278 279 280 281 282 ... 325 326

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