Technical Data
MC68HC08AZ60A — Rev 1.0
116
Central Processor Unit (CPU)
MOTOROLA
Central Processor Unit (CPU)
B
it
Ma
ni
pu
la
ti
on
B
ran
ch
R
e
ad
-M
od
if
y
-W
ri
te
C
on
tr
ol
R
e
g
is
ter
/M
e
m
or
y
DIR
D
IR
RE
L
D
IR
INH
IX
1
S
P
1
IX
INH
IM
M
D
IR
E
X
T
IX
2
S
P
2
IX
1
S
P
1
IX
0
1
2
3
4
5
6
9
E
6
7
8
9
ABCD
9
E
D
E
9
E
F
0
5
BRSE
T0
3D
IR
4
BSE
T0
2D
IR
3
BR
A
2R
E
L
4
NE
G
2D
IR
1
NEG
A
1I
N
H
1
NE
G
X
1I
N
H
4
NEG
2I
X
1
5
NEG
3
SP1
3
NE
G
1I
X
7
RT
I
1I
N
H
3
BG
E
2R
E
L
2
SUB
2I
M
3
SU
B
2D
IR
4
SUB
3E
X
T
4
SUB
3I
X
2
5
SUB
4
SP2
3
SUB
2I
X
1
4
SUB
3
SP1
2
SUB
1I
X
1
5
BRCL
R
0
3D
IR
4
BCL
R
0
2D
IR
3
BRN
2R
E
L
5
CBEQ
3D
IR
4
CBEQ
A
3I
M
4
CBEQ
X
3I
M
5
CBE
Q
3I
X
1
+
6
CBEQ
4
SP1
4
CBEQ
2I
X
+
4
RT
S
1I
N
H
3
BL
T
2R
E
L
2
CM
P
2I
M
3
CM
P
2D
IR
4
CM
P
3E
X
T
4
CM
P
3I
X
2
5
CM
P
4
SP2
3
CM
P
2I
X
1
4
CM
P
3
SP1
2
CM
P
1I
X
2
5
BRSE
T1
3D
IR
4
BSE
T1
2D
IR
3
BHI
2R
E
L
5
MU
L
1I
N
H
7
DIV
1I
N
H
3
NSA
1I
N
H
2
DAA
1I
N
H
3
BG
T
2R
E
L
2
SBC
2I
M
3
SB
C
2D
IR
4
SB
C
3E
X
T
4
SBC
3I
X
2
5
SBC
4
SP2
3
SBC
2I
X
1
4
SBC
3
SP1
2
SB
C
1I
X
3
5
BRCL
R
1
3D
IR
4
BCL
R
1
2D
IR
3
BL
S
2R
E
L
4
COM
2D
IR
1
COM
A
1I
N
H
1
COM
X
1I
N
H
4
CO
M
2I
X
1
5
COM
3
SP1
3
COM
1I
X
9
SWI
1I
N
H
3
BL
E
2R
E
L
2
CPX
2I
M
3
CP
X
2D
IR
4
CPX
3E
X
T
4
CPX
3I
X
2
5
CPX
4
SP2
3
CPX
2I
X
1
4
CP
X
3
SP1
2
CPX
1I
X
4
5
BRSE
T2
3D
IR
4
BSE
T2
2D
IR
3
BCC
2R
E
L
4
LS
R
2D
IR
1
LS
R
A
1I
N
H
1
LS
R
X
1I
N
H
4
LS
R
2I
X
1
5
LS
R
3
SP1
3
LS
R
1I
X
2
TA
P
1I
N
H
2
TXS
1I
N
H
2
AND
2I
M
3
AND
2D
IR
4
AND
3E
X
T
4
AND
3I
X
2
5
AND
4
SP2
3
AND
2I
X
1
4
AND
3
SP1
2
AND
1I
X
5
5
BRCL
R
2
3D
IR
4
BCL
R
2
2D
IR
3
BC
S
2R
E
L
4
ST
H
X
2D
IR
3
L
DHX
3I
M
4
L
DHX
2D
IR
3
CPHX
3I
M
4
CPHX
2D
IR
1
TP
A
1I
N
H
2
TSX
1I
N
H
2
BI
T
2I
M
3
BI
T
2D
IR
4
BI
T
3E
X
T
4
BI
T
3I
X
2
5
BI
T
4
SP2
3
BI
T
2I
X
1
4
BI
T
3
SP1
2
BI
T
1I
X
6
5
BRSE
T3
3D
IR
4
BSE
T3
2D
IR
3
BN
E
2R
E
L
4
ROR
2D
IR
1
RORA
1I
N
H
1
RORX
1I
N
H
4
ROR
2I
X
1
5
ROR
3
SP1
3
ROR
1I
X
2
PUL
A
1I
N
H
2
LD
A
2I
M
3
LD
A
2D
IR
4
LD
A
3E
X
T
4
LD
A
3I
X
2
5
LD
A
4
SP2
3
LD
A
2I
X
1
4
LD
A
3
SP1
2
LD
A
1I
X
7
5
BRCL
R
3
3D
IR
4
BCL
R
3
2D
IR
3
BEQ
2R
E
L
4
ASR
2D
IR
1
AS
R
A
1I
N
H
1
AS
R
X
1I
N
H
4
ASR
2I
X
1
5
AS
R
3
SP1
3
AS
R
1I
X
2
PS
H
A
1I
N
H
1
TA
X
1I
N
H
2
AI
S
2I
M
3
ST
A
2D
IR
4
ST
A
3E
X
T
4
ST
A
3I
X
2
5
ST
A
4
SP2
3
ST
A
2I
X
1
4
ST
A
3
SP1
2
ST
A
1I
X
8
5
BRSE
T4
3D
IR
4
BSE
T4
2D
IR
3
BHCC
2R
E
L
4
LS
L
2D
IR
1
LS
LA
1I
N
H
1
LS
LX
1I
N
H
4
LS
L
2I
X
1
5
LS
L
3
SP1
3
LS
L
1I
X
2
PUL
X
1I
N
H
1
CL
C
1I
N
H
2
EO
R
2I
M
3
EO
R
2D
IR
4
EO
R
3E
X
T
4
EO
R
3I
X
2
5
EO
R
4
SP2
3
EO
R
2I
X
1
4
EO
R
3
SP1
2
EO
R
1I
X
9
5
BRCL
R
4
3D
IR
4
BCL
R
4
2D
IR
3
BH
C
S
2R
E
L
4
ROL
2D
IR
1
ROL
A
1I
N
H
1
ROL
X
1I
N
H
4
RO
L
2I
X
1
5
ROL
3
SP1
3
ROL
1I
X
2
PS
H
X
1I
N
H
1
SEC
1I
N
H
2
ADC
2I
M
3
ADC
2D
IR
4
ADC
3E
X
T
4
ADC
3I
X
2
5
ADC
4
SP2
3
ADC
2I
X
1
4
ADC
3
SP1
2
ADC
1I
X
A
5
BRSE
T5
3D
IR
4
BSE
T5
2D
IR
3
BPL
2R
E
L
4
DEC
2D
IR
1
DECA
1I
N
H
1
DECX
1I
N
H
4
DEC
2I
X
1
5
DEC
3
SP1
3
DEC
1I
X
2
PUL
H
1I
N
H
2
CL
I
1I
N
H
2
ORA
2I
M
3
OR
A
2D
IR
4
OR
A
3E
X
T
4
ORA
3I
X
2
5
ORA
4
SP2
3
ORA
2I
X
1
4
OR
A
3
SP1
2
OR
A
1I
X
B
5
BRCL
R
5
3D
IR
4
BCL
R
5
2D
IR
3
BM
I
2R
E
L
5
DBNZ
3D
IR
3
DBNZ
A
2I
N
H
3
DBNZ
X
2I
N
H
5
DBNZ
3I
X
1
6
DBNZ
4
SP1
4
DBNZ
2I
X
2
PSHH
1I
N
H
2
SEI
1I
N
H
2
ADD
2I
M
3
ADD
2D
IR
4
ADD
3E
X
T
4
ADD
3I
X
2
5
ADD
4
SP2
3
ADD
2I
X
1
4
ADD
3
SP1
2
ADD
1I
X
C
5
BRSE
T6
3D
IR
4
BSE
T6
2D
IR
3
BM
C
2R
E
L
4
INC
2D
IR
1
INCA
1I
N
H
1
INCX
1I
N
H
4
INC
2I
X
1
5
IN
C
3
SP1
3
INC
1I
X
1
CL
RH
1I
N
H
1
RSP
1I
N
H
2
JM
P
2D
IR
3
JM
P
3E
X
T
4
JM
P
3I
X
2
3
JM
P
2I
X
1
2
JM
P
1I
X
D
5
BRCL
R
6
3D
IR
4
BCL
R
6
2D
IR
3
BM
S
2R
E
L
3
TS
T
2D
IR
1
TS
T
A
1I
N
H
1
TS
T
X
1I
N
H
3
TST
2I
X
1
4
TST
3
SP1
2
TS
T
1I
X
1
NOP
1I
N
H
4
BSR
2R
E
L
4
JS
R
2D
IR
5
JS
R
3E
X
T
6
JS
R
3I
X
2
5
JS
R
2I
X
1
4
JS
R
1I
X
E
5
BRSE
T7
3D
IR
4
BSE
T7
2D
IR
3
BI
L
2R
E
L
5
MOV
3D
D
4
MO
V
2D
IX
+
4
MO
V
3I
M
D
4
MO
V
2I
X
+
D
1
ST
O
P
1I
N
H
*
2
LD
X
2I
M
3
LD
X
2D
IR
4
LD
X
3E
X
T
4
LD
X
3I
X
2
5
LD
X
4
SP2
3
LD
X
2I
X
1
4
LD
X
3
SP1
2
LD
X
1I
X
F
5
BRCL
R
7
3D
IR
4
BCL
R
7
2D
IR
3
BI
H
2R
E
L
3
CL
R
2D
IR
1
CL
RA
1I
N
H
1
CL
RX
1I
N
H
3
CL
R
2I
X
1
4
CL
R
3
SP1
2
CL
R
1I
X
1
WA
IT
1I
N
H
1
TXA
1I
N
H
2
AI
X
2I
M
3
ST
X
2D
IR
4
ST
X
3E
X
T
4
STX
3I
X
2
5
STX
4
SP2
3
ST
X
2I
X
1
4
ST
X
3
SP1
2
ST
X
1I
X
INH
In
her
en
t
R
E
L
Re
lative
S
P
1
S
ta
ck
P
o
in
ter
,8-B
it
Of
fse
t
IM
M
Im
m
e
d
iat
e
IX
In
dex
ed,
No
O
ffse
t
S
P
2
S
ta
ck
P
o
in
ter
,16-
B
it
Of
fs
et
DIR
D
ire
c
t
IX
1
In
dex
ed,
8-
B
it
Of
fse
t
IX
+
In
d
e
x
ed,
No
O
ffse
twith
E
X
T
E
x
te
nde
d
IX
2
In
dex
ed,
16
-B
it
Offset
P
o
s
tInc
rem
en
t
D
ire
ct-
D
ir
ect
IM
D
Im
me
di
at
e-D
ir
ect
IX
1
+
In
d
e
x
ed,
1-
B
y
te
O
ffset
w
it
h
IX
+
D
In
dex
ed-
D
ir
ec
t
D
IX
+
D
ir
ect-
Ind
e
xed
P
os
tInc
rem
en
t
*P
re-
byte
for
sta
ck
po
in
te
ri
n
dexe
d
i
n
stru
cti
o
n
s
0
Hig
h
Byte
o
fO
p
co
d
e
in
He
xa
d
e
cim
a
l
Lo
w
B
y
te
of
Opco
de
in
H
e
xade
ci
ma
l
0
5
BRSET
0
3D
IR
Cycles
Opc
ode
Mn
em
oni
c
N
u
m
ber
of
B
y
tes
/A
d
res
si
ng
Mod
e
T
a
bl
e
7-
2.
O
p
code
Ma
p
MS
B
LS
B
MS
B
LS
B