Zilog Z08470 - Manual (Page 111)

UM008007-0715 Z80 Instruction Description
Z80 CPU
User Manual
99
LD IY, nn
Operation
IY ← nn
Op Code
LD
Operands
IY, nn
Description
The nn integer is loaded to Index Register IY. The first n operand after the op code is the
low-order byte.
Condition Bits Affected
None.
Example
Upon the execution of a LD IY, 7733h instruction, Index Register IY contains the integer
7733h .
M Cycles T States 4 MHz E.T.
4 14 (4, 4, 3, 3) 3.50
1 1 1 0 1 1 1 1 FD
0 0 0 0 1 0 1 0 21
n
n