Intel MCS48 User Manual page 89

8022
INSTRUCTION SET
SUMMARY
Description
Hexadecimal
Bytes Cycle
Opcode
JMPP @
A
DJNZ
R.addr
JC
addr
JNC
addr
JZ addr
JNZ
addr
Jump
unconditional
Jump
indirect
Decrement
register
and
jump on
R
not zero
Jump
on carry=1
Jump
on
carry=0
Jump
on
A
zero
Jump
on A
not zero
ADD
A,R
r
Add
register
to
A
1
68-6F
ADD
A,@ R Add
data
memory
to
A
1
60-61
ADD
A,#data Add
immediate
to
A
2 2
03
ADDC
A,R
r
Add
register with carry
1
78- 7F
ADDC
A,@
R
Add
data
memory
with
1
carry
70-71
ADDC
A,#data Add
immediate with
2
carry
2 13
ANL
A,R
r
And
register to
A
1
58-5F
ANL A,@
R And
data
memory
to
A
1
50-51
ANL
A,#data And immediate
to
A
2
2
53
ORL
A.R
r
Or
register to
A
1
48-4F
ORL
A,@ R
Or
data
memory
to
A
1
40-41
_
ORL
A,#data Or immediate
to
A
2
2
43
|
XRL
A,R
r
Exclusive Or
register
1
D8-DF
3
i XRL A,@
R
to
A
Exclusive
Or
data
1
D0-D1
<
memory
to
A
XRL
A,#data
Exclusive
Or immediate
2
to
A
2
D3
INC A
Increment
A
1
17
DEC
A
Decrement
A
1
07
CLR A
Clear
A
1
27
CPL A
Complement A
1
37
DA A
Decimal adjust
A
1
57
SWAP
A Swap
nibbles
of
A
1
47
RL A
Rotate
A
left
1
E7
RLC
A
Rotate
A
left
through
1
carry
F7
RR
A
Rotate A
right
1
77
RRC
A
Rotate
A
right
through
1
carry
67
IN A,
P
p
Input port to
A
1
2
08,09,0A
OUTL
P
p
A
Output
A
to port
1
2 90,39,
3A
£
MOVD
A,P
p
Input
expander
port
1
2
0C-0F
3
to
A
° MOVD
P
p
,A Output
A
to
expander
1
2
3C-3F
a.
port
- ANLD
P
p
,A
And A
to
expander
port
1
2
9C-9F
ORLD
P
p
,A Or
A
to
expander
port
1
2
8C-8F
I INC R
r
Increment
register
1 1
18-1F
S>
INC
@
R
Increment data memory
1
1
10-11
2 04,24,44,64,
84,A4,C4,E4
2
B3
2 E8-EF
2
F6
2
E6
2
C6
2
96
Mnemonics
copyright
Intel
Corporation, 1978.
Description
Hexadecimal
Bytes Cycle
Opcode
JTO
JNTO
JT1 addr
JNT1 addr
JTF addr
Jump
on
T0=
1
Jump
on
T0=0
Jump
on T1
=
1
Jump
on
T1=0
Jump
on timer
flag
2
2
36
2 2
26
2 2
56
2 2
46
% CALL
addr
Jump
to
subroutine
o
•§
RET
Return
g,
CLR C
r CPL C
Clear carry
Complement
carry
MOV
A,R
r
MOV
A,@ R
MOV
A,#data
MOV
R
r
,A
MOV@R,A
MOV
R
r
,#data
a
o MOV@R,#data
Move
register to
A
Move
data
memory
to
A
Move
immediate
to
A
Move A
to
register
Move A
to data
memory
Move
immediate
to
register
Move
immediate
to
data
memory
Instruction Set
—
The
following
instructions,
which
are
found
in
the 8748, have been
deleted
from
the
8022
instruction
set.
Data Moves
Registers
Branch Control
Input/Output
MOV
A.PSW
MOV
PSW.A
DEC
R
JFO
JF1
JNI
JBb
addr
addr
addr
addr
SEL RBO
SEL RB1
SEL
MBO
SEL
MB1
ENTO CLK
ANL
P,#data
ORL
P,#data
INS
A.BUS*
Flags
Subroutine
CLR
FO
CPL
FO
CLR
F1
CPL
F1
OUTL
BUS,
A
*
RETR
ANL
BUS,#data
ORL
BUS,#data
*These
Instructions
have been
replaced
in
the
8022 by
IN
A,PO
and
OUTL
PO,A
respectively.
2 14,34,54,74
94,B4,D4,F4
2 83
1k
97
1
A7
1
F8-FF
1
F0-F1
2
23
1
A8-AF
1
A0-A1
2
B8-BF
2
B0-B1
a
Q
XCH
A,
R
r
Exchange A
and
register
1
28-2F
XCH A,@R
Exchange A
and data
memory
1
20-21
XCHD a,@R
Exchange
nibble
of
A
and
register
1
30-31
MOVP
A,@ A Move
to
A
from current
page
2
A3
a
MOV
A,T Read
timer/counter
1
42
3
MOV
T,A
Load
timer/counter
1
62
(J
STRTT
Start timer
1
55
5
STRT CNT
Start counter
1
45
E
STOP TCNT
Stop timer/counter
1
65
s
RAD
Move
conversion
result
2
80
O
register
to
A
c SEL
ANO
Select analog
input
1
85
O
zero
<
SEL AN1
Select analog
input
one
1
95
EN
I
Enable
external
interrupt
1
05
DIS
I
Disable
external
1
15
£ interrupt
3
EN TCNTI
Enable timer/counter
1
25
S
interrupt
c DIS
TCNTI
Disable timer/counter
interrupt
1
35
RET
I
Return from
interrupt 2
93
NOP
No
operation
1
00
4-7