
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.
141.0
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