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Table 46. i/o instructions (continued) – Zilog Z80180 User Manual

Page 248

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Z8018x
Family MPU User Manual

232

UM005003-0703

INPUT

INIR

11 101 101

D

S

2

14 (Br

¹ 0)

(BC)

I

®(HL)

M

Q HL

R

+ 1

®HL

R

Br-f

®Br

X S

X X

­

X

10 110 010

12 (Br = 0)

Repeat Q until

Br = 0

Cr

®A0~A7

Br

®A8®A16

OUTPUT OUT (m)A

11 010 011

S

D

2

10

Ar

®(Am)1

· ·

· ·

·

·

m

®A0~A7

Ar

®A8~A16

OUT (C),g

11 101 101

S

D

2

10

gr

®(BC)1

· ·

· ·

·

·

01 g 001

Cr

®A0~A7

Br

®A8~A16

OUT0(m),g**

11 101 101

S

D

3

13

gr

®(00m)1

· ·

· ·

·

·

00 g 001

m

®A0~A7

00

®A8~A16

(5)

(6)

OTDM**

11 101 101

S

D

2

14

(HL)

M

®(00C)1

­ ­

­ P

­

­

10 001 011

HL

R

-1

®HL

R

Cr-1

®Cr

Br-1

®Br

Cr

®A0~A7

00®A8~A16

(6)

OTDMR**

11 101 101

S

D

2

16 (Br

¹ 0)

(HL)

M

®(00C)1

HL

R

-1-HL

R

Q

Cr~1

®Cr

Br-1

®Br

R S

R S

­

R

10 011 011

14 (Br = 0)

Repeat Q until

Br = 0

Cr

®A0~A7

00

®A8~A16

(6)

Table 46. I/O Instructions (Continued)

Operation
Name

Mnemonics

Op Code

Addressing

Bytes States

Operation

Flags

7

6

4 2

1

0

Immed Ext Ind Reg RegI Imp Rel

S

Z

H P/V N

C

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