Modes for addressing 6502 processor commands and corresponding codes.

Note: Opcodes in Red are 65C02 only opcodes

MODE
 IMP 
 ACC 
 IMM 
 ZPG 
 ABS 
 ABSX 
 ABSY 
 ZPGX 
 ZPGY 
 REL 
 ZPGI 
 ZPGIX 
 ZPGIY 
 ABSI 
 ABSIX 
 ZREL 
 ZPG2 
OPCODE
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ADC
-
-
$69
$65
$6D
$7D
$79
$75
-
-
$72
$61
$71
-
-
-
-
ADC
AND
-
-
$29
$25
$2D
$3D
$39
$35
-
-
$32
$21
$31
-
-
-
-
AND
ASL
-
$0A
-
$06
$0E
$1E
-
$16
-
-
-
-
-
-
-
-
-
ASL
BBR
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
$0F-$7F
-
BBR
BBS
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
$8F-$FF
-
BBS
BCC
-
-
-
-
-
-
-
-
-
$90
-
-
-
-
-
-
-
BCC
BCS
-
-
-
-
-
-
-
-
-
$B0
-
-
-
-
-
-
-
BCS
BEQ
-
-
-
-
-
-
-
-
-
$F0
-
-
-
-
-
-
-
BEQ
BIT
-
-
$89
$24
$2C
$3C
-
$34
-
-
-
-
-
-
-
-
-
BIT
BMI
-
-
-
-
-
-
-
-
-
$30
-
-
-
-
-
-
-
BMI
BNE
-
-
-
-
-
-
-
-
-
$D0
-
-
-
-
-
-
-
BNE
BPL
-
-
-
-
-
-
-
-
-
$10
-
-
-
-
-
-
-
BPL
BRA
-
-
-
-
-
-
-
-
-
$80
-
-
-
-
-
-
-
BRA
BRK
$00
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
BRK
BVC
-
-
-
-
-
-
-
-
-
$50
-
-
-
-
-
-
-
BVC
BVS
-
-
-
-
-
-
-
-
-
$70
-
-
-
-
-
-
-
BVS
CLC
$18
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CLC
CLD
$D8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CLD
CLI
$58
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CLI
CLV
$B8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CLV
CMP
-
-
$C9
$C5
$CD
$DD
$D9
$D5
-
-
$D2
$C1
$D1
-
-
-
-
CMP
CPX
-
-
$E0
$E4
$EC
-
-
-
-
-
-
-
-
-
-
-
-
CPX
CPY
-
-
$C0
$C4
$CC
-
-
-
-
-
-
-
-
-
-
-
-
CPY
DEA
-
$3A
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
DEA
DEC
-
-
-
$C6
$CE
$DE
-
$D6
-
-
-
-
-
-
-
-
-
DEC
DEX
$CA
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
DEX
DEY
$88
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
DEY
EOR
-
-
$49
$45
$4D
$5D
$59
$55
-
-
$52
$41
$51
-
-
-
-
EOR
INA
-
$1A
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
INA
INC
-
-
-
$E6
$EE
$FE
-
$F6
-
-
-
-
-
-
-
-
-
INC
INX
$E8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
INX
INY
$C8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
INY
JMP
-
-
-
-
$4C
-
-
-
-
-
-
-
-
$6C
$7C
-
-
JMP
JSR
-
-
-
-
$20
-
-
-
-
-
-
-
-
-
-
-
-
JSR
LDA
-
-
$A9
$A5
$AD
$BD
$B9
$B5
-
-
$B2
$A1
$B1
-
-
-
-
LDA
LDX
-
-
$A2
$A6
$AE
-
$BE
-
$B6
-
-
-
-
-
-
-
-
LDX
LDY
-
-
$A0
$A4
$AC
$BC
-
$B4
-
-
-
-
-
-
-
-
-
LDY
LSR
-
$4A
-
$46
$4E
$5E
-
$56
-
-
-
-
-
-
-
-
-
LSR
NOP
$EA
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
NOP
ORA
-
-
$09
$05
$0D
$1D
$19
$15
-
-
$12
$01
$11
-
-
-
-
ORA
PHA
$48
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PHA
PHP
$08
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PHP
PHX
$DA
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PHX
PHY
$5A
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PHY
PLA
$68
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PLA
PLP
$28
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PLP
PLX
$FA
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PLX
PLY
$7A
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PLY
RMB
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
$07-$77
RMB
ROL
-
$2A
-
$26
$2E
$3E
-
$36
-
-
-
-
-
-
-
-
-
ROL
ROR
-
$6A
-
$66
$6E
$7E
-
$76
-
-
-
-
-
-
-
-
-
ROR
RTI
$40
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
RTI
RTS
$60
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
RTS
SBC
-
-
$E9
$E5
$ED
$FD
$F9
$F5
-
-
$F2
$E1
$F1
-
-
-
-
SBC
SEC
$38
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
SEC
SED
$F8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
SED
SEI
$78
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
SEI
SMB
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
$87-$F7
SMB
STA
-
-
-
$85
$8D
$9D
$99
$95
-
-
$92
$81
$91
-
-
-
-
STA
STX
-
-
-
$86
$8E
-
-
-
$96
-
-
-
-
-
-
-
-
STX
STY
-
-
-
$84
$8C
-
-
$94
-
-
-
-
-
-
-
-
-
STY
STZ
-
-
-
$64
$9C
$9E
-
$74
-
-
-
-
-
-
-
-
-
STZ
TAX
$AA
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TAX
TAY
$A8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TAY
TRB
-
-
-
$14
$1C
-
-
-
-
-
-
-
-
-
-
-
-
TRB
TSB
-
-
-
$04
$0C
-
-
-
-
-
-
-
-
-
-
-
-
TSB
TSX
$BA
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TSX
TXA
$8A
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TXA
TXS
$9A
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TXS
TYA
$98
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TYA

Explanations of abbreviations:

Addressing   Description of addressingExample
IMPImpliedCLC
ACCAccumulatorROR
IMMImmediateLDA #0
ZPGZero pageSTA $FE
ABSAbsoluteSTX $E000
ABSXAbsolute indexed by XADC $4004, X
ABSYAbsolute indexed by YSBC $8008, Y
ZPGXZero page indexed by XLDY $A0, X
ZPGYZero page indexed by YSTX $E0, Y
RELRelativeBNE .loop
ZPGIIndirect zero page (65C02 only)ADC ($08)
ZPGIXZero page indirect pre-indexed by XORA ($C2,X)
ZPGIYZero page indirect post-indexed by YAND ($A5),Y
ABSIAbsolute indirectJMP ($E120)
ABSIXAbsolute indirect indexed by X (only 65C02)   JMP ($123E, X)
ZRELUsed with BBR & BBS only (only 65C02)   BBR #1, $35, $D000
ZPG2Used with RMB & SMB only (only 65C02)   SMB #7, $12