ADC .... add with carry AND .... and (with accumulator) ASL .... arithmetic shift left BCC .... branch on carry clear BCS .... branch on carry set BEQ .... branch on equal (zero set) BIT .... bit test BMI .... branch on minus (negative set) BNE .... branch on not equal (zero clear) BPL .... branch on plus (negative clear) BRK .... interrupt BVC .... branch on overflow clear BVS .... branch on overflow set CLC .... clear carry CLD .... clear decimal CLI .... clear interrupt disable CLV .... clear overflow CMP .... compare (with accumulator) CPX .... compare with X CPY .... compare with Y DEC .... decrement DEX .... decrement X DEY .... decrement Y EOR .... exclusive or (with accumulator) INC .... increment INX .... increment X INY .... increment Y JMP .... jump JSR .... jump subroutine LDA .... load accumulator LDY .... load X LDY .... load Y LSR .... logical shift right NOP .... no operation ORA .... or with accumulator PHA .... push accumulator PHP .... push processor status (SR) PLA .... pull accumulator PLP .... pull processor status (SR) ROL .... rotate left ROR .... rotate right RTI .... return from interrupt RTS .... return from subroutine SBC .... subtract with carry SEC .... set carry SED .... set decimal SEI .... set interrupt disable STA .... store accumulator STX .... store X STY .... store Y TAX .... transfer accumulator to X TAY .... transfer accumulator to Y TSX .... transfer stack pointer to X TXA .... transfer X to accumulator TXS .... transfer X to stack pointer TYA .... transfer Y to accumulator