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ANDA
Operation:
(A)
Description:
Performs logical AND between the content of memory location M and
the content of accumulator A. The result is placed in A. After the opera-
tion is performed, each bit of A is the logical AND of the corresponding
bits of M and of A before the operation began.
Condition Codes and Boolean Formulas:
S
–
N:
Z:
V:
Addressing Modes, Machine Code, and Execution Times:
Source Form
ANDA # opr8i
ANDA opr8a
ANDA opr16a
ANDA oprx0_xysp
ANDA oprx9,xysp
ANDA oprx16,xysp
ANDA [D ,xysp ]
ANDA [ oprx16,xysp ]
MOTOROLA
6-16
Logical AND A
•
(M) ⇒ A
X
H
I
N
Z
∆
∆
–
–
–
Set if MSB of result is set; cleared otherwise.
Set if result is $00; cleared otherwise.
0; Cleared.
Address Mode
IMM
DIR
EXT
IDX
IDX1
IDX2
[D,IDX]
[IDX2]
INSTRUCTION GLOSSARY
V
C
0
–
Object Code
84 ii
94 dd
B4 hh ll
A4 xb
A4 xb ff
A4 xb ee ff
A4 xb
A4 xb ee ff
ANDA
Cycles
Access Detail
1
P
3
rfP
3
rOP
3
rfP
3
rPO
4
frPP
6
fIfrfP
6
fIPrfP
CPU12
REFERENCE MANUAL
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