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Inc ix/y, Operation, Description – Zilog EZ80F916 User Manual

Page 166: Condition bits affected, Attributes

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eZ80

®

CPU

User Manual

UM007715-0415

CPU Instruction Set

157

INC IX/Y

Increment

Operation

IX/Y

IX/Y+1

Description

The CPU increments the contents of the specified Index Register, IX or IY, by 1. In Z80

mode, or when the .S suffix is employed, IX/Y[23:16]

00h

.

Condition Bits Affected

None.

Attributes

Mnemonic Operand

ADL Mode Cycle

Opcode (hex)

INC

IX

X

2

DD, 23

INC.S

IX

1

3

52, DD, 23

INC

.L

IX

0

3

49, DD, 23

INC

IY

X

2

FD, 23

INC.S

IY

1

3

52, FD, 23

INC

.L

IY

0

3

49, FD, 23

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