Sharp MZ-80B - Page 104

Mn e monic
RL C
A
RL
A
RR C A
RR A
RL C r
RL C
(HL)
RL C
(I X + d)
RL C
(IY + d)
RL s
RR C s
RR
s
S LA s
SR A s
SRL s
RLU
RRU
Sy mboli c
Fla gs
OP- C od e
No.
i\ o. No.
of
of M
of T
C omment s
Op era ti on
c z
P/V
s N
H 76 543 210
Bytes C ycle s Sta tes
~
t
• •
•
0
0
00 000 Ill I 1 4
Rot
ate left c ir c ul ar
acc umul ato r
L!DH[hJ t
• •
•
0
0 00 010
111
1 1 4
Rot
at e left accumul ato r
~Yl
t
•
• •
0
0 00 001
lll 1
1
4
Rotat e right
c ir c ul ar
a cc umu la t or
~
t
•
•
•
0
0
00 011 Ill 1 1
4
Rotat e rig ht accumul ator
t t
p
t
0
0
11 001 011 2
2
8
R otate left c ir c ul ar
00 [Qill[J r
r egis t er r
t t
p
t
0 0
11 001 011 2 4 15 r
Reg.
00 [Qill[] 110
000
B
~
t
t
p
t
0 0
11 011 101 4 6
23
001
c
s
11 001 011
010
v
-
d
~
011 E
00 [Qill[] 110
100
H
t
t
p
t
0 0
11 111 101
101 L
4 6
23
111 A
11 001 011
-
d
~
00 [Qill[] 110
~
t
t
p
t
0 0
[QlQ_] ln st ru c ti on fo rm at and st ate s
s
are as sh ow n f or RL C, m.
~
t t
p
t
0 0 [Qm
To form new OP·cod e rep lace
'
]QQ] of RL C, m with sh ow n
code.
~~
t t
p
t
0
0
[[ill
'
~0
t
l
I'
t
0 0
[!QQJ
s
~
l l
p
t
0 0 \ill]
0 ~
t
t
p
l
0
0
[ill
~
Rotate digit left and r ight
•
l
p
t
0
0
11 101 101
2
5 18
bet ween t he acc um ul ato r and
(. HL)
01
101 Ill location ( HL).
~
•
t
I'
t
0
0
II 101 101 2 5
IR
Th e content of the uppe r half
01 100 lll
of the accum ul at or
is
( HL )
un a ff ected.
Flag Notation: • = fl ag not affected, 0 = flag res et , 1 = fl ag se t, X= fl ag is unkn own,
t = fl ag is affected according to the result of the operatio n.
ROTATE AND SHIFT GROUP
TABLE 4.3-7
97