All 256 byte values · 151 defined opcodes · 56 mnemonics · rows = high nibble, columns = low nibble
| Hi\Lo | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | A | B | C | D | E | F |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | BRK00 | ORA(zp,X)01 | 02 | 03 | 04 | ORAzp05 | ASLzp06 | 07 | PHP08 | ORA#09 | ASLA0A | 0B | 0C | ORAabs0D | ASLabs0E | 0F |
| 1 | BPLrel10 | ORA(zp),Y11 | 12 | 13 | 14 | ORAzp,X15 | ASLzp,X16 | 17 | CLC18 | ORAabs,Y19 | 1A | 1B | 1C | ORAabs,X1D | ASLabs,X1E | 1F |
| 2 | JSRabs20 | AND(zp,X)21 | 22 | 23 | BITzp24 | ANDzp25 | ROLzp26 | 27 | PLP28 | AND#29 | ROLA2A | 2B | BITabs2C | ANDabs2D | ROLabs2E | 2F |
| 3 | BMIrel30 | AND(zp),Y31 | 32 | 33 | 34 | ANDzp,X35 | ROLzp,X36 | 37 | SEC38 | ANDabs,Y39 | 3A | 3B | 3C | ANDabs,X3D | ROLabs,X3E | 3F |
| 4 | RTI40 | EOR(zp,X)41 | 42 | 43 | 44 | EORzp45 | LSRzp46 | 47 | PHA48 | EOR#49 | LSRA4A | 4B | JMPabs4C | EORabs4D | LSRabs4E | 4F |
| 5 | BVCrel50 | EOR(zp),Y51 | 52 | 53 | 54 | EORzp,X55 | LSRzp,X56 | 57 | CLI58 | EORabs,Y59 | 5A | 5B | 5C | EORabs,X5D | LSRabs,X5E | 5F |
| 6 | RTS60 | ADC(zp,X)61 | 62 | 63 | 64 | ADCzp65 | RORzp66 | 67 | PLA68 | ADC#69 | RORA6A | 6B | JMP(abs)6C | ADCabs6D | RORabs6E | 6F |
| 7 | BVSrel70 | ADC(zp),Y71 | 72 | 73 | 74 | ADCzp,X75 | RORzp,X76 | 77 | SEI78 | ADCabs,Y79 | 7A | 7B | 7C | ADCabs,X7D | RORabs,X7E | 7F |
| 8 | 80 | STA(zp,X)81 | 82 | 83 | STYzp84 | STAzp85 | STXzp86 | 87 | DEY88 | 89 | TXA8A | 8B | STYabs8C | STAabs8D | STXabs8E | 8F |
| 9 | BCCrel90 | STA(zp),Y91 | 92 | 93 | STYzp,X94 | STAzp,X95 | STXzp,Y96 | 97 | TYA98 | STAabs,Y99 | TXS9A | 9B | 9C | STAabs,X9D | 9E | 9F |
| A | LDY#A0 | LDA(zp,X)A1 | LDX#A2 | A3 | LDYzpA4 | LDAzpA5 | LDXzpA6 | A7 | TAYA8 | LDA#A9 | TAXAA | AB | LDYabsAC | LDAabsAD | LDXabsAE | AF |
| B | BCSrelB0 | LDA(zp),YB1 | B2 | B3 | LDYzp,XB4 | LDAzp,XB5 | LDXzp,YB6 | B7 | CLVB8 | LDAabs,YB9 | TSXBA | BB | LDYabs,XBC | LDAabs,XBD | LDXabs,YBE | BF |
| C | CPY#C0 | CMP(zp,X)C1 | C2 | C3 | CPYzpC4 | CMPzpC5 | DECzpC6 | C7 | INYC8 | CMP#C9 | DEXCA | CB | CPYabsCC | CMPabsCD | DECabsCE | CF |
| D | BNErelD0 | CMP(zp),YD1 | D2 | D3 | D4 | CMPzp,XD5 | DECzp,XD6 | D7 | CLDD8 | CMPabs,YD9 | DA | DB | DC | CMPabs,XDD | DECabs,XDE | DF |
| E | CPX#E0 | SBC(zp,X)E1 | E2 | E3 | CPXzpE4 | SBCzpE5 | INCzpE6 | E7 | INXE8 | SBC#E9 | NOPEA | EB | CPXabsEC | SBCabsED | INCabsEE | EF |
| F | BEQrelF0 | SBC(zp),YF1 | F2 | F3 | F4 | SBCzp,XF5 | INCzp,XF6 | F7 | SEDF8 | SBCabs,YF9 | FA | FB | FC | SBCabs,XFD | INCabs,XFE | FF |