Instruction Reference Manual
57
Description
Loads the low order byte of index register IY with the data whose address is the data in the Stack Pointer reg-
ister SP plus a displacement n. Then loads the high order byte of IY with the data whose address is the data in
the Stack Pointer register plus a displacement n plus 1. This instruction is implemented for the Rabbit and is
not available for the Z180
LD IY,(SP+n)
Opcode
Instruction
Clocks
Operation
FD C4 n
LD IY,(SP+n)
11*
IY
(low)
= (SP + n); IY
(high)
= (SP + n + 1)
*Clocking: 11 (2,2,2,1,2,2)
Flags
ALTD
I/O
S
Z
L/V
C
F
R
SP
S
D
-
-
-
-
Содержание 2000
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