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The [[6502]] processor has a compact instruction set, consisting of just 56 instructions:
ADC AND ASL BCC BCS BEQ BIT BMI BNE BPL BRK BVC BVS CLC CLD CLI CLV CMP CPX CPY DEC DEX DEY EOR INC INX INY JMP JSR LDA LDX LDY LSR NOP ORA PHA PHP PLA PLP ROL ROR RTI RTS SBC SEC SED SEI STA STX STY TAX TAY TSX TXA TXS TYA This page groups these instructions and explains their basic function.
This page groups these instructions into functional categories and explains their basic purpose.
{{Admon/tip|Addressing Modes and Registers are essential!|Take the time to understand the 6502 addressing modes and registers. This is essential background infromation for understanding the 6502 instructions.}}
