Instruction Reference Manual
55
Description
Loads the low order byte of index register IX with the data whose address is mn. Then loads the high order
byte of IX with the data whose address is mn plus 1.
Description
Loads the low order byte of index register IX with the data whose address is the data in the Stack Pointer, SP,
plus a displacement n. Then loads the high order byte of IX 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 IX,(mn)
Opcode
Instruction
Clocks
Operation
DD 2A n m
LD IX,(mn)
13*
IX
(low)
= (mn); IX
(high)
= (mn + 1)
*Clocking: 13 (2,2,2,2,1,2,2)
Flags
ALTD
I/O
S
Z
L/V
C
F
R
SP
S
D
-
-
-
-
•
LD IX,(SP+n)
Opcode
Instruction
Clocks
Operation
DD C4 n
LD IX,(SP+n)
11*
IX
(low)
= (SP + n); IX
(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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