8085 Reference
From Bitchin100 DocGarden
Contents |
[edit] 8085 Instruction Mnemonic Meanings
[edit] Data Transfer Group
| Instruction | Mnemonic Meaning | Flags | ||||
| | Zf | Cf | Pf | Sf | ||
| MOV | dreg, sreg | MOVe | . | . | . | . |
| MVI | reg, byte | MoVe Immediate | . | . | . | . |
| MVX | drp, srp | MoVe eXtended-register (pseudo for high & low MOVs) | . | . | . | . |
| LXI | rp, word | Load eXtended-register Immediate | . | . | . | . |
| XCHG | | eXCHanGe hl with de | . | . | . | . |
| LDA | addr | LoaD Accumulator direct | . | . | . | . |
| STA | addr | STore Accumulator direct | . | . | . | . |
| LDAX | B | LoaD Accumulator indirect via eXtended-register Bc | . | . | . | . |
| STAX | B | Store Accumulator indirect via eXtended-register Bc | . | . | . | . |
| LDAX | D | LoaD Accumulator indirect via eXtended-register De | . | . | . | . |
| STAX | D | Store Accumulator indirect via eXtended-register De | . | . | . | . |
| LHLD | addr | Load HL Direct | . | . | . | . |
| SHLD | addr | Store HL Direct | . | . | . | . |
| LHLI | | Load HL Indirect via extended register de | . | . | . | . |
| SHLI | | Store HL Indirect via extended register de | . | . | . | . |
[edit] Arithmetic Group
| Instruction | Mnemonic Meaning | Flags | ||||
| | Zf | Cf | Pf | Sf | ||
| ADD | reg | ADD | x | x | x | x |
| ADI | byte | ADd Immediate | x | x | x | x |
| ADC | reg | ADd with Carry | x | x | x | x |
| ACI | byte | Add with Carry Immediate | x | x | x | x |
| SUB | reg | SUBtract | x | x | x | x |
| SUI | byte | SUbtract Immediate | x | x | x | x |
| SBB | reg | SuBtract with Borrow | x | x | x | x |
| SBI | byte | Subtract with Borrow Immediate | x | x | x | x |
| DAA | | Decimal Adjust Accumulator | x | x | x | x |
| INR | reg | INcrement Register | x | . | x | x |
| INX | rp | INcrement eXtended-register | . | . | . | . |
| DCR | reg | DeCrement Register | x | . | x | x |
| DCX | rp | DeCrement eXtended-register | . | . | . | . |
| DAD | rp | Dual-register ADd to hl | . | x | . | . |
| HLMBC | | HL Minus BC | x | x | h | x |
| DEHL | byte | DE from HL plus byte | . | . | . | . |
| DESP | byte | DE from SP plus byte | . | . | . | . |
[edit] Logical Group
| Instruction | Mnemonic Meaning | Flags | ||||
| | Zf | Cf | Pf | Sf | ||
| CMP | reg | CoMPare | x | x | x | x |
| CPI | byte | ComPare Immediate | x | x | x | x |
| CMA | | CoMplement Accumulator | . | . | . | . |
| CMC | | CoMplement Carry | . | x | . | . |
| STC | | SeT Carry | . | 1 | . | . |
| SHLR | | Shift HL Right | . | x | . | . |
| ANA | reg | ANd Accumulator | x | 0 | x | x |
| ANI | byte | ANd Immediate | x | 0 | x | x |
| ORA | reg | OR Accumulator | x | 0 | x | x |
| ORI | byte | OR Immediate | x | 0 | x | x |
| XRA | reg | eXclusive oR Accumulator | x | 0 | x | x |
| XRI | byte | eXclusive oR Immediate | x | 0 | x | x |
| RAL | | Rotate Accumulator Left through carry | . | x | . | . |
| RAR | | Rotate Accumulator Right through carry | . | x | . | . |
| RLC | | Rotate accumulator Left Circular | . | x | . | . |
| RRC | | Rotate accumulator Right Circular | . | x | . | . |
| RDEL | | Rotate DE Left through carry | . | x | . | . |
[edit] Stack, Input/Output, & Machine Control Group
| Instruction | Mnemonic Meaning | Flags | ||||
| | Zf | Cf | Pf | Sf | ||
| PUSH | rp | PUSH on stack | . | . | . | . |
| POP | rp | POP off stack | . | . | . | . |
| SPHL | | Stack Pointer from HL | . | . | . | . |
| XTHL | | eXchange Top of stack with HL | . | . | . | . |
| IN | port | INput from port | . | . | . | . |
| OUT | port | OUTput to port | . | . | . | . |
| DI | | Disable Interrupts | . | . | . | . |
| EI | | Enable Interrupts | . | . | . | . |
| | Read Interrupt Mask | . | . | . | . | |
| SIM | | Set Interrupt Mask | . | . | . | . |
| NOP | | No OPeration | . | . | . | . |
| HLT | | HaLT | . | . | . | . |
[edit] Branch Group
| Instruction | Mnemonic Meaning | Flags | ||||
| | Zf | Cf | Pf | Sf | ||
| JMP | label | JuMP unconditional | . | . | . | . |
| JZ | label | Jump if Zero | . | . | . | . |
| JNZ | label | Jump if No Zero | . | . | . | . |
| JP | label | Jump if Positive | . | . | . | . |
| JM | label | Jump if Minus | . | . | . | . |
| JC | label | Jump if Carry | . | . | . | . |
| JNC | label | Jump if No Carry | . | . | . | . |
| JTM | label | Jump if True sign Minus | . | . | . | . |
| JTP | label | Jump if True sign Positive | . | . | . | . |
| JPE | label | Jump if Parity Even | . | . | . | . |
| JPO | label | Jump if Parity Odd | . | . | . | . |
| CALL | label | CALL unconditioanl | . | . | . | . |
| CZ | label | Call if Zero | . | . | . | . |
| CNZ | label | Call if No Zero | . | . | . | . |
| CP | label | Call if Positive | . | . | . | . |
| CM | label | Call if Minus | . | . | . | . |
| CC | label | Call if Carry | . | . | . | . |
| CNC | label | Call if No Carry | . | . | . | . |
| CPE | label | Call if Parity Even | . | . | . | . |
| CPO | label | Call if Parity Odd | . | . | . | . |
| RET | | RETurn unconditional | . | . | . | . |
| RZ | | Return if Zero | . | . | . | . |
| RNZ | | Return if No Zero | . | . | . | . |
| RP | | Return if Positive | . | . | . | . |
| RM | | Return if Minus | . | . | . | . |
| RC | | Return if Carry | . | . | . | . |
| RNC | | Return if No Carry | . | . | . | . |
| RPE | | Return if Parity Even | . | . | . | . |
| RPO | | Return if Parity Odd | . | . | . | . |
| PCHL | | Program Counter from HL | . | . | . | . |
| RST | n | ReSTart | . | . | . | . |
| RSTV | | ReSTart if oVerflow | . | . | . | . |
[edit] 8085 Instruction Actions by Functional Group
[edit] Data Transfer Group
| Instruction | Mnemonic Meaning | Flags | ||||
| | Zf | Cf | Pf | Sf | ||
| MOV | dreg, sreg | dreg<=sreg | . | . | . | . |
| MVI | reg, byte | reg<=byte | . | . | . | . |
| MVX | drp, srp | drp<=srp (pseudo for high & low MOVs) | . | . | . | . |
| LXI | rp, word | rp<=word | . | . | . | . |
| XCHG | | HL<=DE while DE<=HL | . | . | . | . |
| LDA | addr | A<=b[addr] | . | . | . | . |
| STA | addr | b[addr]<=A | . | . | . | . |
| LDAX | B | A<=b[BC] | . | . | . | . |
| STAX | B | b[BC]<=A | . | . | . | . |
| LDAX | D | A<=b[DE] | . | . | . | . |
| STAX | D | b[DE]<=A | . | . | . | . |
| LHLD | addr | HL<=w[addr] | . | . | . | . |
| SHLD | addr | w[addr]<=HL | . | . | . | . |
| LHLI | | HL<=w[DE] | . | . | . | . |
| SHLI | | w[DE]<=HL | . | . | . | . |
[edit] Arithmetic Group
| Instruction | Mnemonic Meaning | Flags | ||||
| | Zf | Cf | Pf | Sf | ||
| ADD | reg | A<=A+reg | x | x | x | x |
| ADI | byte | A<=A+byte | x | x | x | x |
| ADC | reg | A<=A+reg+Cf | x | x | x | x |
| ACI | byte | A<=A+byte+Cf | x | x | x | x |
| SUB | reg | A<=A-reg | x | x | x | x |
| SUI | byte | A<=A-byte | x | x | x | x |
| SBB | reg | A<=A-reg-Cf | x | x | x | x |
| SBI | byte | A<=A-byte-Cf | x | x | x | x |
| DAA | | in A3..A0 and A7..A4: if >9 then +6, carry to next | x | x | x | x |
| INR | reg | reg<=reg+1 | x | . | x | x |
| INX | rp | rp<=rp+1 | . | . | . | . |
| DCR | reg | reg<=reg-1 | x | . | x | x |
| DCX | rp | rp<=rp-1 | . | . | . | . |
| DAD | rp | HL<=HL+rp | . | x | . | . |
| HLMBC | | HL<=HL-BC | x | x | h | x |
| DEHL | byte | DE<=HL+byte | . | . | . | . |
| DESP | byte | DE<=SP+byte | . | . | . | . |
[edit] Branch Group
| Instruction | Mnemonic Meaning | Flags | ||||
| | Zf | Cf | Pf | Sf | ||
| JMP | label | PC<=label | . | . | . | . |
| JZ | label | if Zf=1 then PC<=label | . | . | . | . |
| JNZ | label | if Zf=0 then PC<=label | . | . | . | . |
| JP | label | if Sf=0 then PC<=label | . | . | . | . |
| JM | label | if Sf=1 then PC<=label | . | . | . | . |
| JC | label | if Cf=1 then PC<=label | . | . | . | . |
| JNC | label | if Cf=0 then PC<=label | . | . | . | . |
| JTM | label | if TSf=1 then PC<=label | . | . | . | . |
| JTP | label | if TSf=0 then PC<=label | . | . | . | . |
| JPE | label | if Pf=1 then PC<=label | . | . | . | . |
| JPO | label | if Pf=0 then PC<=label | . | . | . | . |
| CALL | label | SP<=SP-2, w[SP]<=PC+3, PC<=label | . | . | . | . |
| CZ | label | if Zf=1 then SP<=SP-2, w[SP]<=PC+3, PC<=label | . | . | . | . |
| CNZ | label | if Zf=0 then SP<=SP-2, w[SP]<=PC+3, PC<=label | . | . | . | . |
| CP | label | if Sf=0 then SP<=SP-2, w[SP]<=PC+3, PC<=label | . | . | . | . |
| CM | label | if Sf=1 then SP<=SP-2, w[SP]<=PC+3, PC<=label | . | . | . | . |
| CC | label | if Cf=1 then SP<=SP-2, w[SP]<=PC+3, PC<=label | . | . | . | . |
| CNC | label | if Cf=0 then SP<=SP-2, w[SP]<=PC+3, PC<=label | . | . | . | . |
| CPE | label | if Pf=1 then SP<=SP-2, w[SP]<=PC+3, PC<=label | . | . | . | . |
| CPO | label | if Pf=0 then SP<=SP-2, w[SP]<=PC+3, PC<=label | . | . | . | . |
| RET | | PC<=w[SP], SP<=SP+2 | . | . | . | . |
| RZ | | if Zf=1 then PC<=w[SP], SP<=SP+2 | . | . | . | . |
| RNZ | | if Zf=0 then PC<=w[SP], SP<=SP+2 | . | . | . | . |
| RP | | if Sf=0 then PC<=w[SP], SP<=SP+2 | . | . | . | . |
| RM | | if Sf=1 then PC<=w[SP], SP<=SP+2 | . | . | . | . |
| RC | | if Cf=1 then PC<=w[SP], SP<=SP+2 | . | . | . | . |
| RNC | | if Cf=0 then PC<=w[SP], SP<=SP+2 | . | . | . | . |
| RPE | | if Pf=1 then PC<=w[SP], SP<=SP+2 | . | . | . | . |
| RPO | | if Pf=0 then PC<=w[SP], SP<=SP+2 | . | . | . | . |
| PCHL | | PC<=HL | . | . | . | . |
| RST | n | SP<=SP-2, w[SP]<=PC+1, PC<=n*8 where n is 0 to 7 | . | . | . | . |
| RSTV | | if OVf=1 then SP<=SP-2, w[SP]<=PC+1, PC<=8*8 | . | . | . | . |
[edit] Logical Group
| Instruction | Mnemonic Meaning | Flags | ||||
| | Zf | Cf | Pf | Sf | ||
| CMP | reg | T<=A-reg | x | x | x | x |
| CPI | byte | T<=A-byte | x | x | x | x |
| CMA | | A<=1's complement of A | . | . | . | . |
| CMC | | Cf<=1's complement of Cf | . | x | . | . |
| STC | | Cf<=1 | . | 1 | . | . |
| SHLR | | HL<=HL/2 while H6<=H7 (extend sign) and Cf<=L0 | . | x | . | . |
| ANA | reg | A<=A AND reg | x | 0 | x | x |
| ANI | byte | A<=A AND byte | x | 0 | x | x |
| ORA | reg | A<=A Inclusive OR reg | x | 0 | x | x |
| ORI | byte | A<=A Inclusive OR byte | x | 0 | x | x |
| XRA | reg | A<=A Exclusive OR reg | x | 0 | x | x |
| XRI | byte | A<=A Exclusive OR byte | x | 0 | x | x |
| RAL | | A<=A*2 where Cf<=A7 while A0<=Cf | . | x | . | . |
| RAR | | A<=A/2 where Cf<=A0 while A7<=Cf | . | x | . | . |
| RLC | | A7..A1<=A6..A0 while A0<=A7 and Cf<=A7 | . | x | . | . |
| RRC | | A6..A0<=A7..A1 while A7<=A0 and Cf<=A0 | . | x | . | . |
| RDEL | | DE<=DE*2 where: Cf<=DE15 while DE00<=Cf | . | x | . | . |
[edit] Stack, Input/Output, & Machine Control Group
| Instruction | Mnemonic Meaning | Flags | ||||
| | Zf | Cf | Pf | Sf | ||
| PUSH | rp | SP<=SP-2, w[SP]<=rp | . | . | . | . |
| POP | rp | rp<=w[SP], SP<=SP+2 | . | . | . | . |
| SPHL | | SP<=HL | . | . | . | . |
| XTHL | | HL<=w[SP] while w[SP]<=HL | . | . | . | . |
| IN | port | A<=data from port | . | . | . | . |
| OUT | port | data to port<=A | . | . | . | . |
| DI | | disable interrupts | . | . | . | . |
| EI | | enable interrupts | . | . | . | . |
| RIM | | A<=interrupt mask | . | . | . | . |
| SIM | | interrupt mask<=A | . | . | . | . |
| NOP | | do nothing | . | . | . | . |
| HLT | | halt 8085 processor | . | . | . | . |
[edit] 8085 Instructions by Mnemonic
| Instruction | Mnemonic Meaning | Flags | ||||
| | Zf | Cf | Pf | Sf | ||
| ACI | byte | Add with Carry Immediate | x | x | x | x |
| ADC | reg | ADd with Carry | x | x | x | x |
| ADD | reg | ADD | x | x | x | x |
| ADI | byte | ADd Immediate | x | x | x | x |
| ANA | reg | ANd Accumulator | x | 0 | x | x |
| ANI | byte | ANd Immediate | x | 0 | x | x |
| CALL | label | CALL unconditional | . | . | . | . |
| CC | label | Call if Carry | . | . | . | . |
| CM | label | Call if Minus | . | . | . | . |
| CMA | | CoMplement Accumulator | . | . | . | . |
| CMC | | CoMplement Carry | . | x | . | . |
| CMP | reg | CoMPare | x | x | x | x |
| CNC | label | Call if No Carry | . | . | . | . |
| CNZ | label | Call if No Zero | . | . | . | . |
| CP | label | Call if Positive | . | . | . | . |
| CPE | label | Call if Parity Even | . | . | . | . |
| CPI | byte | ComPare Immediate | x | x | x | x |
| CPO | label | Call if Parity Odd | . | . | . | . |
| CZ | label | Call if Zero | . | . | . | . |
| DAA | | Decimal Adjust Accumulator | x | x | x | x |
| DAD | rp | Dual-register ADd to hl | . | x | . | . |
| DCR | reg | DeCrement Register | x | . | x | x |
| DCX | rp | DeCrement eXtended-register | . | . | . | . |
| DEHL | byte | DE from HL plus byte | . | . | . | . |
| DESP | byte | DE from SP plus byte | . | . | . | . |
| DI | | Disable Interrupts | . | . | . | . |
| EI | | Enable Interrupts | . | . | . | . |
| HLMBC | | HL Minus BC | x | x | h | x |
| HLT | | HaLT | . | . | . | . |
| IN | port | INput from port | . | . | . | . |
| INR | reg | INcrement Register | x | . | x | x |
| INX | rp | INcrement eXtended-register | . | . | . | . |
| JC | label | Jump if Carry | . | . | . | . |
| JM | label | Jump if Minus | . | . | . | . |
| JMP | label | JuMP unconditional | . | . | . | . |
| JNC | label | Jump if No Carry | . | . | . | . |
| JNZ | label | Jump if No Zero | . | . | . | . |
| JP | label | Jump if Positive | . | . | . | . |
| JPE | label | Jump if Parity Even | . | . | . | . |
| JPO | label | Jump if Parity Odd | . | . | . | . |
| JTM | label | Jump if True sign Minus | . | . | . | . |
| JTP | label | Jump if True sign Positive | . | . | . | . |
| JZ | label | Jump if Zero | . | . | . | . |
| LDA | addr | LoaD Accumulator direct | . | . | . | . |
| LDAX | B | LoaD Accumulator indirect via eXtended-register Bc | . | . | . | . |
| LDAX | D | LoaD Accumulator indirect via eXtended-register De | . | . | . | . |
| LHLD | addr | Load HL Direct | . | . | . | . |
| LHLI | | Load HL Indirect via extended register de | . | . | . | . |
| LXI | rp, word | Load eXtended-register Immediate | . | . | . | . |
| MOV | dreg, sreg | MOVe | | | | |
| MVI | reg, byte | MoVe Immediate | . | . | . | . |
| MVX | drp, srp | MoVe eXtended-register (pseudo for high & low MOVs) | . | . | . | . |
| NOP | | No OPeration | . | . | . | . |
| ORA | reg | OR Accumulator | x | 0 | x | x |
| ORI | byte | OR Immediate | x | 0 | x | x |
| OUT | port | OUTput to port | . | . | . | . |
| PCHL | | Program Counter from HL | . | . | . | . |
| POP | rp | POP off stack | . | . | . | . |
| PUSH | rp | PUSH on stack | . | . | . | . |
| RAL | | Rotate Accumulator Left through carry | . | x | . | . |
| RAR | | Rotate Accumulator Right through carry | . | x | . | . |
| RC | | Return if Carry | . | . | . | . |
| RDEL | | Rotate DE Left through carry | . | x | . | . |
| RET | | RETurn unconditional | . | . | . | . |
| RIM | | Read Interrupt Mask | . | . | . | . |
| RLC | | Rotate accumulator Left Circular | . | x | . | . |
| RM | | Return if Minus | . | . | . | . |
| RNC | | Return if No Carry | . | . | . | . |
| RNZ | | Return if No Zero | . | . | . | . |
| RP | | Return if Positive | . | . | . | . |
| RPE | | Return if Parity Even | . | . | . | . |
| RPO | | Return if Parity Odd | . | . | . | . |
| RRC | | Rotate accumulator Right Circular | . | x | . | . |
| RST | n | ReSTart | . | . | . | . |
| RSTV | | ReSTart if oVerflow | . | . | . | . |
| RZ | | Return if Zero | . | . | . | . |
| SBB | reg | SuBtract with Borrow | x | x | x | x |
| SBI | byte | Subtract with Borrow Immediate | x | x | x | x |
| SHLD | addr | Store HL Direct | . | . | . | . |
| SHLI | | Store HL Indirect via extended register de | . | . | . | . |
| SHLR | | Shift HL Right | . | x | . | . |
| SIM | | Set Interrupt Mask | . | . | . | . |
| SPHL | | Stack Pointer from HL | . | . | . | . |
| STA | addr | STore Accumulator direct | . | . | . | . |
| STAX | B | Store Accumulator indirect via eXtended-register Bc | . | . | . | . |
| STAX | D | Store Accumulator indirect via eXtended-register De | . | . | . | . |
| STC | | SeT Carry | . | 1 | . | . |
| SUB | reg | SUBtract | x | x | x | x |
| SUI | byte | SUbtract Immediate | x | x | x | x |
| XCHG | | eXCHanGe hl with de | . | . | . | . |
| XRA | reg | eXclusive oR Accumulator | x | 0 | x | x |
| XRI | byte | eXclusive oR Immediate | x | 0 | x | x |
| XTHL | | eXchange Top of stack with HL | . | . | . | . |
[edit] 8085 Machine Cycles by Functional Group
For cycle counts, EC refers to Essential Cycles. MM refers to additional cycles in the case that register M is involved or condition met
[edit] Data Transfer Group
| | Essential Cycles +register M involved or condition Met | EC +MM | |
| Instruction | Mnemonic Meaning | Cycles | |
| MOV | dreg, sreg | MOVe | 04 +03 |
| MVI | reg, byte | MoVe Immediate | 07 +03 |
| MVX | drp, srp | MoVe eXtended-register (pseudo for high & low MOVs) | -- |
| LXI | rp, word | Load eXtended-register Immediate | 10 |
| XCHG | | eXCHanGe hl with de | 04 |
| LDA | addr | LoaD Accumulator direct | 13 |
| STA | addr | STore Accumulator direct | 13 |
| LDAX | B | LoaD Accumulator indirect via eXtended-register Bc | 07 |
| STAX | B | Store Accumulator indirect via eXtended-register Bc | 07 |
| LDAX | D | LoaD Accumulator indirect via eXtended-register De | 07 |
| STAX | D | Store Accumulator indirect via eXtended-register De | 07 |
| LHLD | addr | Load HL Direct | 16 |
| SHLD | addr | Store HL Direct | 16 |
| LHLI | | Load HL Indirect via extended register de | 10 |
| SHLI | | Store HL Indirect via extended register de | 10 |
[edit] Arithmetic Group
| | Essential Cycles +register M involved or condition Met | EC +MM | |
| Instruction | Mnemonic Meaning | Cycles | |
| ADD | reg | ADD | 04 +03 |
| ADI | byte | ADd Immediate | 07 |
| ADC | reg | ADd with Carry | 04 +03 |
| ACI | byte | Add with Carry Immediate | 07 |
| SUB | reg | SUBtract | 04 +03 |
| SUI | byte | SUbtract Immediate | 07 |
| SBB | reg | SuBtract with Borrow | 04 +03 |
| SBI | byte | Subtract with Borrow Immediate | 07 |
| DAA | | Decimal Adjust Accumulator | 04 |
| INR | reg | INcrement Register | 04 +06 |
| INX | rp | INcrement eXtended-register | 06 |
| DCR | reg | DeCrement Register | 04 +06 |
| DCX | rp | DeCrement eXtended-register | 06 |
| DAD | rp | Dual-register ADd to hl | 10 |
| HLMBC | | HL Minus BC | 10 |
| DEHL | byte | DE from HL plus byte | 10 |
| DESP | byte | DE from SP plus byte | 10 |
[edit] Logical Group
| | Essential Cycles +register M involved or condition Met | EC +MM | |
| Instruction | Mnemonic Meaning | Cycles | |
| CMP | reg | CoMPare | 04 +03 |
| CPI | byte | ComPare Immediate | 07 |
| CMA | | CoMplement Accumulator | 04 |
| CMC | | CoMplement Carry | 04 |
| STC | | SeT Carry | 04 |
| SHLR | | Shift HL Right | 07 |
| ANA | reg | ANd Accumulator | 04 +03 |
| ANI | byte | ANd Immediate | 07 |
| ORA | reg | OR Accumulator | 04 +03 |
| ORI | byte | OR Immediate | 07 |
| XRA | reg | eXclusive oR Accumulator | 04 +03 |
| XRI | byte | eXclusive oR Immediate | 07 |
| RAL | | Rotate Accumulator Left through carry | 04 |
| RAR | | Rotate Accumulator Right through carry | 04 |
| RLC | | Rotate accumulator Left Circular | 04 |
| RRC | | Rotate accumulator Right Circular | 04 |
| RDEL | | Rotate DE Left through carry | 10 |
[edit] Stack, Input/Output, & Machine Control Group
| | Essential Cycles +register M involved or condition Met | EC +MM | |
| Instruction | Mnemonic Meaning | Cycles | |
| PUSH | rp | PUSH on stack | 12 |
| POP | rp | POP off stack | 10 |
| SPHL | | Stack Pointer from HL | 06 |
| XTHL | | eXchange Top of stack with HL | 16 |
| IN | port | INput from port | 10 |
| OUT | port | OUTput to port | 10 |
| DI | | Disable Interrupts | 04 |
| EI | | Enable Interrupts | 04 |
| RIM | | Read Interrupt Mask | 04 |
| SIM | | Set Interrupt Mask | 04 |
| NOP | | No OPeration | 04 |
| HLT | | HaLT | 05 |
[edit] Branch Group
| | Essential Cycles +register M involved or condition Met | EC +MM | |
| Instruction | Mnemonic Meaning | Cycles | |
| JMP | label | JuMP unconditional | 10 |
| JZ | label | Jump if Zero | 07 +03 |
| JNZ | label | Jump if No Zero | 07 +03 |
| JP | label | Jump if Positive | 07 +03 |
| JM | label | Jump if Minus | 07 +03 |
| JC | label | Jump if Carry | 07 +03 |
| JNC | label | Jump if No Carry | 07 +03 |
| JTM | label | Jump if True sign Minus | 07 +03 |
| JTP | label | Jump if True sign Positive | 07 +03 |
| JPE | label | Jump if Parity Even | 07 +03 |
| JPO | label | Jump if Parity Odd | 07 +03 |
| CALL | label | CALL unconditional | 18 |
| CZ | label | Call if Zero | 09 +09 |
| CNZ | label | Call if No Zero | 09 +09 |
| CP | label | Call if Positive | 09 +09 |
| CM | label | Call if Minus | 09 +09 |
| CC | label | Call if Carry | 09 +09 |
| CNC | label | Call if No Carry | 09 +09 |
| CPE | label | Call if Parity Even | 09 +09 |
| CPO | label | Call if Parity Odd | 09 +09 |
| RET | | RETurn unconditional | 10 |
| RZ | | Return if Zero | 06 +06 |
| RNZ | | Return if No Zero | 06 +06 |
| RP | | Return if Positive | 06 +06 |
| RM | | Return if Minus | 06 +06 |
| RC | | Return if Carry | 06 +06 |
| RNC | | Return if No Carry | 06 +06 |
| RPE | | Return if Parity Even | 06 +06 |
| RPO | | Return if Parity Odd | 06 +06 |
| PCHL | | Program Counter from HL | 06 |
| RST | n | ReSTart | 12 |
| RSTV | | ReSTart if oVerflow | 06 +06 |
[edit] 8085 Instruction Mnemonics by Op-code
| | x0h | x1h | x2h | x3h | x4h | x5h | x6h | x7h | x8h | x9h | xAh | xBh | xCh | xDh | xEh | xFh |
| 00h-0Fh | NOP | LXI B,w | STAX B | INX B | INR B | DCR B | MVI B,b | RLC | DSUB | DAD B | LDAX B | DCX B | INR C | DCR C | MVI C,b | RRC |
| 10h-1Fh | ARHL | LXI D,w | STAX D | INX D | INR D | DCR D | MVI D,b | RAL | RDEL | DAD D | LDAX D | DCX D | INR E | DCR E | MVI E,b | RAR |
| 20h-2Fh | RIM | LXI H,w | SHLD @ | INX H | INR H | DCR H | MVI H,b | DAA | DEHL b | DAD H | LHLD @ | DCX H | INR L | DCR L | MVI L,b | CMA |
| 30h-3Fh | SIM | LXI SP,w | STA @ | INX SP | INR M | DCR M | MVI M,b | STC | DESP b | DAD SP | LDA @ | DCX SP | INR A | DCR A | MVI A,b | CMC |
| 40h-4Fh | MOV B,B | MOV B,C | MOV B,D | MOV B,E | MOV B,H | MOV B,L | MOV B,M | MOV B,A | MOV C,B | MOV C,C | MOV C,D | MOV C,E | MOV C,H | MOV C,L | MOV C,M | MOV C,A |
| 50h-5Fh | MOV D,B | MOV D,C | MOV D,D | MOV D,E | MOV D,H | MOV D,L | MOV D,M | MOV D,A | MOV E,B | MOV E,C | MOV E,D | MOV E,E | MOV E,H | MOV E,L | MOV E,M | MOV E,A |
| 60h-6Fh | MOV H,B | MOV H,C | MOV H,D | MOV H,E | MOV H,H | MOV H,L | MOV H,M | MOV H,A | MOV L,B | MOV L,C | MOV L,D | MOV L,E | MOV L,H | MOV L,L | MOV L,M | MOV L,A |
| 70h-7Fh | MOV M,B | MOV M,C | MOV M,D | MOV M,E | MOV M,H | MOV M,L | HLT | MOV M,A | MOV A,B | MOV A,C | MOV A,D | MOV A,E | MOV A,H | MOV A,L | MOV A,M | MOV A,A |
| 80h-8Fh | ADD B | ADD C | ADD D | ADD E | ADD H | ADD L | ADD M | ADD A | ADC B | ADC C | ADC D | ADC E | ADC H | ADC L | ADC M | ADC A |
| 90h-9Fh | SUB B | SUB C | SUB D | SUB E | SUB H | SUB L | SUB M | SUB A | SBB B | SBB C | SBB D | SBB E | SBB H | SBB L | SBB M | SBB A |
| A0h-AFh | ANA B | ANA C | ANA D | ANA E | ANA H | ANA L | ANA M | ANA A | XRA B | XRA C | XRA D | XRA E | XRA H | XRA L | XRA M | XRA A |
| B0h-BFh | ORA B | ORA C | ORA D | ORA E | ORA H | ORA L | ORA M | ORA A | CMP B | CMP C | CMP D | CMP E | CMP H | CMP L | CMP M | CMP A |
| COh-CFh | RNZ | POP B | JNZ @ | JMP @ | CNZ @ | PUSH B | ADI b | RST 0 | RZ | RET | JZ @ | RSTV | CZ @ | CALL @ | ACI b | RST 1 |
| D0h-DFh | RNC | POP D | JNC @ | OUT port | CNC @ | PUSH D | SUI b | RST 2 | RC | SHLX | JC @ | IN port | CC @ | JNX5 @ | SBI b | RST 3 |
| E0h-EFh | RPO | POP H | JPO @ | XTHL | CPO @ | PUSH H | ANI b | RST 4 | RPE | PCHL | JPE @ | XCHG | CPE @ | LHLI | XRI b | RST 5 |
| F0h-FFh | RP | POP PSW | JP @ | DI | CP @ | PUSH PSW | ORI b | RST 6 | RM | SPHL | JM @ | EI | CM @ | JX5 @ | CPI b | RST 7 |
