オペコード
|
ニーモニック
|
アドレッシングモード
|
バイト
|
サイクル
|
参照
|
00
|
BRK
|
Stack/Interrupt
|
2**
|
7
|
9
|
01
|
ORA
|
DP Indexed Indirect,X
|
2
|
6
|
1,2
|
02
|
COP
|
Stack/Interrupt
|
2**
|
7
|
9
|
03
|
ORA
|
Stack Relative
|
2
|
4
|
1
|
04
|
TSB
|
Direct Page
|
2
|
5
|
2,5
|
05
|
ORA
|
Direct Page
|
2
|
3
|
1,2
|
06
|
ASL
|
Direct Page
|
2
|
5
|
2,5
|
07
|
ORA
|
Direct Page Indirect Long
|
2
|
6
|
1,2
|
08
|
PHP
|
Stack (Push)
|
1
|
3
|
|
09
|
ORA
|
Immediate
|
2*
|
2
|
1
|
0A
|
ASL
|
Accumulator
|
1
|
2
|
|
0B
|
PHD
|
Stack (Push)
|
1
|
4
|
|
0C
|
TSB
|
Absolute
|
3
|
6
|
5
|
0D
|
ORA
|
Absolute
|
3
|
4
|
1
|
0E
|
ASL
|
Absolute
|
3
|
6
|
5
|
0F
|
ORA
|
Absolute Long
|
4
|
5
|
1
|
10
|
BPL
|
Program Counter Relative
|
2
|
2
|
7,8
|
11
|
ORA
|
DP Indirect Indexed,Y
|
2
|
5
|
1,2,3
|
12
|
ORA
|
Direct Page Indirect
|
2
|
5
|
1,2
|
13
|
ORA
|
SR Indirect Indexed,Y
|
2
|
7
|
1
|
14
|
TRB
|
Direct Page
|
2
|
5
|
2,5
|
15
|
ORA
|
Direct Page Indexed,X
|
2
|
4
|
1,2
|
16
|
ASL
|
Direct Page Indexed,X
|
2
|
6
|
2,5
|
17
|
ORA
|
DP Indirect Long Indexed,Y
|
2
|
6
|
1,2
|
18
|
CLC
|
Implied
|
1
|
2
|
|
19
|
ORA
|
Absolute Indexed,Y
|
3
|
4
|
1,3
|
1A
|
INC
|
Accumulator (INA)
|
1
|
2
|
|
1B
|
TCS
|
Implied
|
1
|
2
|
|
1C
|
TRB
|
Absolute
|
3
|
6
|
5
|
1D
|
ORA
|
Absolute Indexed,X
|
3
|
4
|
1,3
|
1E
|
ASL
|
Absolute Indexed,X
|
3
|
7
|
5,6
|
1F
|
ORA
|
Absolute Long Indexed,X
|
4
|
5
|
1
|
20
|
JSR
|
Absolute
|
3
|
6
|
|
21
|
AND
|
DP Indexed Indirect,X
|
2
|
6
|
1,2
|
22
|
JSR
|
Absolute Long
|
4
|
8
|
|
23
|
AND
|
Stack Relative
|
2
|
4
|
1
|
24
|
BIT
|
Direct Page
|
2
|
3
|
1,2
|
25
|
AND
|
Direct Page
|
2
|
3
|
1,2
|
26
|
ROL
|
Direct Page
|
2
|
5
|
2,5
|
27
|
AND
|
Direct Page Indirect Long
|
2
|
6
|
1,2
|
28
|
PLP
|
Stack (Pull)
|
1
|
4
|
|
29
|
AND
|
Immediate
|
2*
|
2
|
1
|
2A
|
ROL
|
Accumulator
|
1
|
2
|
|
2B
|
PLD
|
Stack (Pull)
|
1
|
5
|
|
2C
|
BIT
|
Absolute
|
3
|
4
|
1
|
2D
|
AND
|
Absolute
|
3
|
4
|
1
|
2E
|
ROL
|
Absolute
|
3
|
6
|
5
|
2F
|
AND
|
Absolute Long
|
4
|
5
|
1
|
30
|
BMI
|
Program Counter Relative
|
2
|
2
|
7,8
|
31
|
AND
|
DP Indirect Indexed,Y
|
2
|
5
|
1,2,3
|
32
|
AND
|
Direct Page Indirect
|
2
|
5
|
1,1
|
33
|
AND
|
SR Indirect Indexed,Y
|
2
|
7
|
1
|
34
|
BIT
|
Direct Page Indexed,X
|
2
|
4
|
1,2
|
35
|
AND
|
Direct Page Indexed,X
|
2
|
4
|
1,2
|
36
|
ROL
|
Direct Page Indexed,X
|
2
|
6
|
2,5
|
37
|
AND
|
DP Indirect Long Indexed,Y
|
2
|
6
|
1,2
|
38
|
SEC
|
Implied
|
1
|
2
|
|
39
|
AND
|
Absolute Indexed,Y
|
3
|
4
|
1,3
|
3A
|
DEC
|
Accumulator
|
1
|
2
|
|
3B
|
TSC
|
Implied
|
1
|
2
|
|
3C
|
BIT
|
Absolute Indexed,X
|
3
|
4
|
1,3
|
3D
|
AND
|
Absolute Indexed,X
|
3
|
4
|
1,3
|
3E
|
ROL
|
Absolute Indexed,X
|
3
|
7
|
5,6
|
3F
|
AND
|
Absolute Long Indexed,X
|
4
|
5
|
1
|
40
|
RTI
|
Stack/RTI
|
1
|
6
|
9
|
41
|
EOR
|
DP Indexed Indirect,X
|
2
|
6
|
1,2
|
42
|
WDM
|
|
2
|
|
16
|
43
|
EOR
|
Stack Relative
|
2
|
4
|
1
|
44
|
MVP
|
Block Move
|
3
|
|
13
|
45
|
EOR
|
Direct Page
|
2
|
3
|
1,2
|
46
|
LSR
|
Direct Page
|
2
|
5
|
2,5
|
47
|
EOR
|
Direct Page Indirect Long
|
2
|
6
|
1,2
|
48
|
PHA
|
Stack (Push)
|
1
|
3
|
1
|
49
|
EOR
|
Immediate
|
2*
|
2
|
1
|
4A
|
LSR
|
Accumulator
|
1
|
2
|
|
4B
|
PHK
|
Stack (Push)
|
1
|
3
|
|
4C
|
JMP
|
Absolute
|
3
|
3
|
|
4D
|
EOR
|
Absolute
|
3
|
4
|
1
|
4E
|
LSR
|
Absolute
|
3
|
6
|
5
|
4F
|
EOR
|
Absolute Long
|
4
|
5
|
1
|
50
|
BVC
|
Program Counter Relative
|
2
|
2
|
7,8
|
51
|
EOR
|
DP Indirect Indexed,Y
|
2
|
5
|
1,2,3
|
52
|
EOR
|
Direct Page Indirect
|
2
|
5
|
1,2
|
53
|
EOR
|
SR Indirect Indexed,Y
|
2
|
7
|
1
|
54
|
MVN
|
Block Move
|
3
|
|
13
|
55
|
EOR
|
Direct Page Indexed,X
|
2
|
4
|
1,2
|
56
|
LSR
|
Direct Page Indexed,X
|
2
|
6
|
2,5
|
57
|
EOR
|
DP Indirect Long Indexed,Y
|
2
|
6
|
1,2
|
58
|
CLI
|
Implied
|
1
|
2
|
|
59
|
EOR
|
Absolute Indexed,Y
|
3
|
4
|
1,3
|
5A
|
PHY
|
Stack (Push)
|
1
|
3
|
10
|
5B
|
TCD
|
Implied
|
1
|
2
|
|
5C
|
JMP
|
Absolute Long
|
4
|
4
|
|
5D
|
EOR
|
Absolute Indexed,X
|
3
|
4
|
1,3
|
5E
|
LSR
|
Absolute Indexed,X
|
3
|
7
|
5,6
|
5F
|
EOR
|
Absolute Long Indexed,X
|
4
|
5
|
1
|
60
|
RTS
|
Stack (RTS)
|
1
|
6
|
|
61
|
ADC
|
DP Indexed Indirect,X
|
2
|
6
|
1,2,4
|
62
|
PER
|
Stack (PC Relative Long)
|
3
|
6
|
|
63
|
ADC
|
Stack Relative
|
2
|
4
|
1,4
|
64
|
STZ
|
Direct Page
|
2
|
3
|
1,2
|
65
|
ADC
|
Direct Page
|
2
|
3
|
1,2,4
|
66
|
ROR
|
Direct Page
|
2
|
5
|
1
|
67
|
ADC
|
Direct Page Indirect Long
|
2
|
6
|
1,4
|
68
|
PLA
|
Stack (Pull)
|
1
|
4
|
1
|
69
|
ADC
|
Immediate
|
2*
|
2
|
1,4
|
6A
|
ROR
|
Accumulator
|
1
|
2
|
|
6B
|
RTL
|
Stack (RTL)
|
1
|
6
|
|
6C
|
JMP
|
Absolute Indirect
|
3
|
5
|
11,12
|
6D
|
ADC
|
Absolute
|
3
|
4
|
1,4
|
6E
|
ROR
|
Absolute
|
3
|
6
|
5
|
6F
|
ADC
|
Absolute Long
|
4
|
5
|
1,4
|
70
|
BVS
|
Program Counter Relative
|
2
|
2
|
7,8
|
71
|
ADC
|
DP Indirect Indexed,Y
|
2
|
5
|
1,2,3,4
|
72
|
ADC
|
Direct Page Indirect
|
2
|
5
|
1,2,4
|
73
|
ADC
|
SR Indirect Indexed,Y
|
2
|
7
|
1,4
|
74
|
STZ
|
Direct Page Indexed,X
|
2
|
4
|
1,2
|
75
|
ADC
|
Direct Page Indexed,X
|
2
|
4
|
1,2,4
|
76
|
ROR
|
Direct Page Indexed,X
|
2
|
6
|
2,5
|
77
|
ADC
|
DP Indirect Long Indexed,Y
|
2
|
6
|
1,2,4
|
78
|
SEI
|
Implied
|
1
|
2
|
|
79
|
ADC
|
Absolute Indexed,Y
|
3
|
4
|
1,3,4
|
7A
|
PLY
|
Stack (Pull)
|
1
|
4
|
10
|
7B
|
TDC
|
Implied
|
1
|
2
|
|
7C
|
JMP
|
Absolute Indexed Indirect
|
3
|
6
|
|
7D
|
ADC
|
Absolute Indexed,X
|
3
|
4
|
1,3,4
|
7E
|
ROR
|
Absolute Indexed,X
|
3
|
7
|
5,6
|
7F
|
ADC
|
Absolute Long Indexed,X
|
4
|
5
|
1,4
|
80
|
BRA
|
Program Counter Relative
|
2
|
3
|
8
|
81
|
STA
|
DP Indexed Indirect,X
|
2
|
6
|
1,2
|
82
|
BRL
|
Program Counter Relative Long
|
3
|
4
|
|
83
|
STA
|
Stack Relative
|
2
|
4
|
1
|
84
|
STY
|
Direct Page
|
2
|
3
|
2,10
|
85
|
STA
|
Direct Page
|
2
|
3
|
1,2
|
86
|
STX
|
Direct Page
|
2
|
3
|
2,10
|
87
|
STA
|
Direct Page Indirect Long
|
2
|
6
|
1,2
|
88
|
DEY
|
Implied
|
1
|
2
|
|
89
|
BIT
|
Immediate
|
2*
|
2
|
1
|
8A
|
TXA
|
Implied
|
1
|
2
|
|
8B
|
PHB
|
Stack (Push)
|
1
|
3
|
|
8C
|
STY
|
Absolute
|
3
|
4
|
10
|
8D
|
STA
|
Absolute
|
3
|
4
|
1
|
8E
|
STX
|
Absolute
|
3
|
4
|
10
|
8F
|
STA
|
Absolute Long
|
4
|
5
|
1
|
90
|
BCC
|
Program Counter Relative
|
2
|
2
|
7,8
|
91
|
STA
|
DP Indirect Indexed,Y
|
2
|
6
|
1,2
|
92
|
STA
|
Direct Page Indirect
|
2
|
5
|
1,2
|
93
|
STA
|
SR Indirect Indexed,Y
|
2
|
7
|
1
|
94
|
STY
|
Direct Page Indexed,X
|
2
|
4
|
2,10
|
95
|
STA
|
Direct Page Indexed,X
|
2
|
4
|
1,2
|
96
|
STX
|
Direct Page Indexed,Y
|
2
|
4
|
2,10
|
97
|
STA
|
DP Indirect Long Indexed,Y
|
2
|
6
|
1,2
|
98
|
TYA
|
Implied
|
1
|
2
|
|
99
|
STA
|
Absolute Indexed,Y
|
3
|
5
|
1
|
9A
|
TXS
|
Implied
|
1
|
2
|
|
9B
|
TXY
|
Implied
|
1
|
2
|
|
9C
|
STZ
|
Absolute
|
3
|
4
|
1
|
9D
|
STA
|
Absolute Indexed,X
|
3
|
5
|
1
|
9E
|
STZ
|
Absolute Indexed,X
|
3
|
5
|
1
|
9F
|
STA
|
Absolute Long Indexed,X
|
4
|
5
|
1
|
A0
|
LDY
|
Immediate
|
2+
|
2
|
10
|
A1
|
LDA
|
DP Indexed Indirect,X
|
2
|
6
|
1,2
|
A2
|
LDX
|
Immediate
|
2+
|
2
|
10
|
A3
|
LDA
|
Stack Relative
|
2
|
4
|
1
|
A4
|
LDY
|
Direct Page
|
2
|
3
|
2,10
|
A5
|
LDA
|
Direct Page
|
2
|
3
|
1,2
|
A6
|
LDX
|
Direct Page
|
2
|
3
|
2,10
|
A7
|
LDA
|
Direct Page Indirect Long
|
2
|
6
|
1,2
|
A8
|
TAY
|
Implied
|
1
|
2
|
|
A9
|
LDA
|
Immediate
|
2*
|
2
|
1
|
AA
|
TAX
|
Implied
|
1
|
2
|
|
AB
|
PLB
|
Stack (Pull)
|
1
|
4
|
|
AC
|
LDY
|
Absolute
|
3
|
4
|
10
|
AD
|
LDA
|
Absolute
|
3
|
4
|
1
|
AE
|
LDX
|
Absolute
|
3
|
4
|
10
|
AF
|
LDA
|
Absolute Long
|
4
|
5
|
1
|
B0
|
BCS
|
Program Counter Relative
|
2
|
2
|
7,8
|
B1
|
LDA
|
DP Indirect Indexed,Y
|
2
|
5
|
1,2,3
|
B2
|
LDA
|
Direct Page Indirect
|
2
|
5
|
1,2
|
B3
|
LDA
|
SR Indirect Indexed,Y
|
2
|
7
|
1
|
B4
|
LDY
|
Direct Page Indexed,X
|
2
|
4
|
2,10
|
B5
|
LDA
|
Direct Page Indexed,X
|
2
|
4
|
1,2
|
B6
|
LDX
|
DP Indexed,Y
|
2
|
4
|
2,10
|
B7
|
LDA
|
DP Indirect Long Indexed,Y
|
2
|
6
|
1,2
|
B8
|
CLV
|
Implied
|
1
|
2
|
|
B9
|
LDA
|
Absolute Indexed,Y
|
3
|
4
|
1,3
|
BA
|
TSX
|
Implied
|
1
|
2
|
|
BB
|
TYX
|
Implied
|
1
|
2
|
|
BC
|
LDY
|
Absolute Indexed,X
|
3
|
4
|
3,10
|
BD
|
LDA
|
Absolute Indexed,X
|
3
|
4
|
1,3
|
BE
|
LDX
|
Absolute Indexed,Y
|
3
|
4
|
3,10
|
BF
|
LDA
|
Absolute Long Indexed,X
|
4
|
5
|
1
|
C0
|
CPY
|
Immediate
|
2+
|
2
|
10
|
C1
|
CMP
|
DP Indexed Indirect,X
|
2
|
6
|
1,2
|
C2
|
REP
|
Immediate
|
2
|
3
|
|
C3
|
CMP
|
Stack Relative
|
2
|
4
|
1
|
C4
|
CPY
|
Direct Page
|
2
|
3
|
2,10
|
C5
|
CMP
|
Direct Page
|
2
|
3
|
1,2
|
C6
|
DEC
|
Direct Page
|
2
|
5
|
2,5
|
C7
|
CMP
|
Direct Page Indirect Long
|
2
|
6
|
1,2
|
C8
|
INY
|
Implied
|
1
|
2
|
|
C9
|
CMP
|
Immediate
|
2*
|
2
|
1
|
CA
|
DEX
|
Implied
|
1
|
2
|
|
CB
|
WAI
|
Implied
|
1
|
3
|
15
|
CC
|
CPY
|
Absolute
|
3
|
4
|
10
|
CD
|
CMP
|
Absolute
|
3
|
4
|
1
|
CE
|
DEC
|
Absolute
|
3
|
6
|
5
|
CF
|
CMP
|
Absolute Long
|
4
|
5
|
1
|
D0
|
BNE
|
Program Counter Relative
|
2
|
2
|
7,8
|
D1
|
CMP
|
DP Indirect Indexed,Y
|
2
|
5
|
1,2,3
|
D2
|
CMP
|
Direct Page Indirect
|
2
|
5
|
1,2
|
D3
|
CMP
|
SR Indirect Indexed,Y
|
2
|
7
|
1
|
D4
|
PEI
|
Stack (Direct Page Indirect)
|
2
|
6
|
2
|
D5
|
CMP
|
Direct Page Indexed,X
|
2
|
4
|
1,2
|
D6
|
DEC
|
Direct Page Indexed,X
|
2
|
6
|
2,5
|
D7
|
CMP
|
DP Indirect Long Indexed,Y
|
2
|
6
|
1,2
|
D8
|
CLD
|
Implied
|
1
|
2
|
|
D9
|
CMP
|
Absolute Indexed,Y
|
3
|
4
|
1,3
|
DA
|
PHX
|
Stack (Push)
|
1
|
3
|
10
|
DB
|
STP
|
Implied
|
1
|
3
|
14
|
DC
|
JMP
|
Absolute Indirect Long
|
3
|
6
|
|
DD
|
CMP
|
Absolute Indexed,X
|
3
|
4
|
1,3
|
DE
|
DEC
|
Absolute Indexed,X
|
3
|
7
|
5,6
|
DF
|
CMP
|
Absolute Long Indexed,X
|
4
|
5
|
1
|
E0
|
CPX
|
Immediate
|
2+
|
2
|
10
|
E1
|
SBC
|
DP Indexed Indirect,X
|
2
|
6
|
1,2,4
|
E2
|
SEP
|
Immediate
|
2
|
3
|
|
E3
|
SBC
|
Stack Relative
|
2
|
4
|
1,4
|
E4
|
CPX
|
Direct Page
|
2
|
3
|
2,10
|
E5
|
SBC
|
Direct Page
|
2
|
3
|
1,2,4
|
E6
|
INC
|
Direct Page
|
2
|
5
|
|
E7
|
SBC
|
Direct Page Indirect Long
|
2
|
6
|
1,2,4
|
E8
|
INX
|
Implied
|
1
|
2
|
|
E9
|
SBC
|
Immediate
|
2*
|
2
|
|
EA
|
NOP
|
Implied
|
1
|
2
|
|
EB
|
XBA
|
Implied
|
1
|
3
|
|
EC
|
CPX
|
Absolute
|
3
|
4
|
10
|
ED
|
SBC
|
Absolute
|
3
|
4
|
1,4
|
EE
|
INC
|
Absolute
|
3
|
6
|
5
|
EF
|
SBC
|
Absolute Long
|
4
|
5
|
1,4
|
F0
|
BEQ
|
Program Counter Relative
|
2
|
2
|
7,8
|
F1
|
SBC
|
DP Indirect Indexed,Y
|
2
|
5
|
1,2,3,4
|
F2
|
SBC
|
Direct Page Indirect
|
2
|
5
|
1,2,4
|
F3
|
SBC
|
SR Indirect Indexed,Y
|
2
|
7
|
1,4
|
F4
|
PEA
|
Stack (Absolute)
|
3
|
5
|
|
F5
|
SBC
|
Direct Page Indexed,X
|
2
|
4
|
1,2,4
|
F6
|
INC
|
Direct Page Indexed,X
|
2
|
6
|
2,5
|
F7
|
SBC
|
DP Indirect Long Indexed,Y
|
2
|
6
|
1,2,4
|
F8
|
SED
|
Implied
|
1
|
2
|
|
F9
|
SBC
|
Absolute Indexed,Y
|
3
|
4
|
1,3,4
|
FA
|
PLX
|
Stack (Pull)
|
1
|
4
|
10
|
FB
|
XCE
|
Implied
|
1
|
2
|
|
FC
|
JSR
|
Absolute Indexed Indirect
|
3
|
8
|
|
FD
|
SBC
|
Absolute Indexed,X
|
3
|
4
|
1,3,4
|
FE
|
INC
|
Absolute Indexed,X
|
3
|
7
|
5,6
|
FF
|
SBC
|
Absolute Long Indexed,X
|
4
|
5
|
1,4
|
注
* : m=0 (16 bit メモリ/アキュームレータ) の時、1 追加
** : オペコードは 1 バイトだが、プログラムカウンタはスタックに
2 インクリメントして詰まれ、追加のシグネチャバイトが可能
+ : x=0 (16 bit インデックスレジスタ)の時、1 バイト追加
1 : m=0 (16 bit メモリ/アキュームレータ) の時、1 サイクル追加
2 : ダイレクトページ (ゼロページ) レジスタの下位バイトが 0 以外の時、1 サイクル追加
3 : インデックス加算時にページ境界をまたいだ時、 1 サイクル追加
4 : CPU が 65C02 で、d=1 の時、1 サイクル追加 (デシマルモードは 65C02 のみで有効)
5 : m=0 (16 bit メモリ/アキュームレータ) の時、 2 サイクル追加
6 : CPU が 65C02 で、ページ境界をまたがない時、1 サイクル減少
7 : 分岐した時、 1 サイクル追加
8 : 65C02, 65816/65082 のエミュレーションモード (e=1) 時に、
分岐でページ境界をまたいだ時、1 サイクル追加
9 : 65802/65816 ネイティブモードの時 (e=0)、 1 サイクル追加
10 : x=0 (16 bit インデックスレジスタ) の時、1 サイクル追加
11 : CPU が 65C02 の時、 1 サイクル追加
12 : 6502: オペランドの下位バイトが $FF の時 (オペランドが $xxFF): 不正な結果が得られる
13 : 1 バイト転送ごとに 7 サイクル
14 : プロセッサ停止に 3 サイクル使う。リセットされると、CPU がリスタートするために
追加のサイクルが必要になる
15 : プロセッサ停止に 3 サイクル使う。 割り込みによりリスタートされる時に、
追加のサイクルが必要になる
16 : WDM の 2 バイトの長さの異なるオペコードにより
バイト数とサイクル数は将来のプロセッサでは変更されることがある。
最終更新:2017年02月20日 16:59