6502 mnemonics listed in opcode order. if you notice any errors or something is missing, please send me email to vhelin@cc.hut.fi. x = 8bit ? = 16bit $00 "BRK" $00 "BRK x" $01 "ORA (x,X)" $05 "ORA x" $06 "ASL x" $08 "PHP" $09 "ORA #x" $0a "ASL" $0a "ASL A" $0d "ORA ?" $0e "ASL ?" $10 "BPL x" $11 "ORA (x),Y" $15 "ORA x,X" $16 "ASL x,X" $18 "CLC" $19 "ORA ?,Y" $1d "ORA ?,X" $1e "ASL ?,X" $20 "JSR ?" $21 "AND (x,X)" $24 "BIT x" $25 "AND x" $26 "ROL x" $28 "PLP" $29 "AND #x" $2a "ROL" $2a "ROL A" $2c "BIT ?" $2d "AND ?" $2e "ROL ?" $30 "BMI x" $31 "AND (x),Y" $35 "AND x,X" $36 "ROL x,X" $38 "SEC" $39 "AND ?,Y" $3d "AND ?,X" $3e "ROL ?,X" $40 "RTI" $41 "EOR (x,X)" $45 "EOR x" $46 "LSR x" $48 "PHA" $49 "EOR #x" $4a "LSR" $4a "LSR A" $4c "JMP ?" $4d "EOR ?" $4e "LSR ?" $50 "BVC x" $51 "EOR (x),Y" $55 "EOR x,X" $56 "LSR x,X" $58 "CLI" $59 "EOR ?,Y" $5d "EOR ?,X" $5e "LSR ?,X" $60 "RTS" $61 "ADC (x,X)" $65 "ADC x" $66 "ROR x" $68 "PLA" $69 "ADC #x" $6a "ROR" $6a "ROR A" $6c "JMP (?)" $6d "ADC ?" $6e "ROR ?" $70 "BVS x" $71 "ADC (x),Y" $75 "ADC x,X" $76 "ROR x,X" $78 "SEI" $79 "ADC ?,Y" $7d "ADC ?,X" $7e "ROR ?,X" $81 "STA (x,X)" $84 "STY x" $85 "STA x" $86 "STX x" $88 "DEY" $8a "TXA" $8c "STY ?" $8d "STA ?" $8e "STX ?" $90 "BCC x" $91 "STA (x),Y" $94 "STY x,X" $95 "STA x,X" $96 "STX x,Y" $98 "TYA" $99 "STA ?,Y" $9a "TXS" $9d "STA ?,X" $a0 "LDY #x" $a1 "LDA (x,X)" $a2 "LDX #x" $a4 "LDY x" $a5 "LDA x" $a6 "LDX x" $a8 "TAY" $a9 "LDA #x" $aa "TAX" $ac "LDY ?" $ad "LDA ?" $ae "LDX ?" $b0 "BCS x" $b1 "LDA (x),Y" $b4 "LDY x,X" $b5 "LDA x,X" $b6 "LDX x,Y" $b8 "CLV" $b9 "LDA ?,Y" $ba "TSX" $bc "LDY ?,X" $bd "LDA ?,X" $be "LDX ?,Y" $c0 "CPY #x" $c1 "CMP (x,X)" $c4 "CPY x" $c5 "CMP x" $c6 "DEC x" $c8 "INY" $c9 "CMP #x" $ca "DEX" $cc "CPY ?" $cd "CMP ?" $ce "DEC ?" $d0 "BNE x" $d1 "CMP (x),Y" $d5 "CMP x,X" $d6 "DEC x,X" $d8 "CLD" $d9 "CMP ?,Y" $dd "CMP ?,X" $de "DEC ?,X" $e0 "CPX #x" $e1 "SBC (x,X)" $e4 "CPX x" $e5 "SBC x" $e6 "INC x" $e8 "INX" $e9 "SBC #x" $ea "NOP" $ec "CPX ?" $ed "SBC ?" $ee "INC ?" $f0 "BEQ x" $f1 "SBC (x),Y" $f5 "SBC x,X" $f6 "INC x,X" $f8 "SED" $f9 "SBC ?,Y" $fd "SBC ?,X" $fe "INC ?,X"