Name: ZiLOG eZ80
Brand: ZiLOG
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eZ80

CPU

User Manual

UM007714-0908 CPU Instruction Set

102

AND A, (IX/Y+d)

Logical AND

Operation

A ← A AND (IX/Y+d)

Description

The (

IX/Y

) operand is the 8-bit value stored in the memory location specified by the

contents of the Index Register, IX or IY, added to the two’s-complement displacement

This 8-bit value is bitwise ANDed with the contents of the accumulator, A. The result is

stored in the accumulator.

Condition Bits Affected

Attributes

S Set if result is negative; reset otherwise.

Z Set if result is 0; reset otherwise.

H Set.

P/V Set if parity is even; reset otherwise.

N Reset.

C Reset.

Mnemonic Operand ADL Mode Cycle Opcode (hex)

AND A,(IX+d)X 4 DD, A6, dd

AND.S A,(IX+d)1 5 52, DD, A6, dd

AND.L A,(IX+d)0 5 49, DD, A6, dd

AND A,(IY+d)X 4 FD, A6, dd

AND.S A,(IY+d)1 5 52, FD, A6, dd

AND.L A,(IY+d)0 5 49, FD, A6, dd

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ZiLOG eZ80 Specifications

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