Ld r, r – Zilog Z08470 User Manual

Page 81

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UM008007-0715

Z80 Instruction Description

Z80 CPU

User Manual

69

LD r, r'

Operation

r, ← r′

Op Code

LD

Operands

r, r

Description

The contents of any register r' are loaded to any other register r. r, r' identifies any of the
registers A, B, C, D, E, H, or L, assembled as follows in the object code:

Condition Bits Affected

None.

Example

If the H Register contains the number

8Ah

, and the E register contains

10h

, the instruction

LD H, E results in both registers containing

10h

.

Register

r, C

A

111

B

000

C

001

D

010

E

011

H

100

L

101

M Cycles

T States

MHz E.T.

1

4

1.0

0

1

r

r'

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