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Z8051H83.EXE
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51X1ISET.TBL
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1993-05-21
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7KB
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364 lines
table 4 0
8051 Instruction Set-
OPCODE MNEMONIC OPERANDS OPERATION
_
11 aa ACALL 0aa Call 000H + aa
31 aa ACALL 1aa Call 100H + aa
51 aa ACALL 2aa Call 200H + aa
71 aa ACALL 3aa Call 300H + aa
91 aa ACALL 4aa Call 400H + aa
B1 aa ACALL 5aa Call 500H + aa
D1 aa ACALL 6aa Call 600H + aa
F1 aa ACALL 7aa Call 700H + aa
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28 ADD A,R0 A = A + register
29 ADD A,R1
2A ADD A,R2
2B ADD A,R3
2C ADD A,R4
2D ADD A,R5
2E ADD A,R6
2F ADD A,R7
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25 dd ADD A,dd A = A + mem
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24 ii ADD A,#ii A = A + value
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26 ADD A,@R0 A = A + indirect
27 ADD A,@R1
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38 ADDC A,R0 A = A + C + register
39 ADDC A,R1
3A ADDC A,R2
3B ADDC A,R3
3C ADDC A,R4
3D ADDC A,R5
3E ADDC A,R6
3F ADDC A,R7
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35 dd ADDC A,dd A = A + C + mem
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34 ii ADDC A,#ii A = A + C + value
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36 ADDC A,@R0 A = A + C + indirect
37 ADDC A,@R1
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01 aa AJMP 0aa Jump 000H + aa
21 aa AJMP 1aa Jump 100H + aa
41 aa AJMP 2aa Jump 200H + aa
61 aa AJMP 3aa Jump 300H + aa
81 aa AJMP 4aa Jump 400H + aa
A1 aa AJMP 5aa Jump 500H + aa
C1 aa AJMP 6aa Jump 600H + aa
E1 aa AJMP 7aa Jump 700H + aa
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58 ANL A,R0 A = A AND register
59 ANL A,R1
5A ANL A,R2
5B ANL A,R3
5C ANL A,R4
5D ANL A,R5
5E ANL A,R6
5F ANL A,R7
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55 dd ANL A,dd A = A AND mem
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54 ii ANL A,#ii A = A AND value
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56 ANL A,@R0 A = A AND indirect
57 ANL A,@R1
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52 dd ANL dd,A mem = mem AND A
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53 ii dd ANL dd,#ii mem = mem AND value
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82 bb ANL C,bb C = C AND direct bit
B0 bb ANL C,/bb C = C AND NOT direct bit
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B5 dd rr CJNE A,dd,rr Compare and JNE, A, mem
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B4 ii rr CJNE A,#ii,rr Compare and JNE, A and value
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B8 ii rr CJNE R0,#ii,rr Compare and jump if not
B9 ii rr CJNE R1,#ii,rr equal, register with
BA ii rr CJNE R2,#ii,rr value
BB ii rr CJNE R3,#ii,rr
BC ii rr CJNE R4,#ii,rr
BD ii rr CJNE R5,#ii,rr
BE ii rr CJNE R6,#ii,rr
BF ii rr CJNE R7,#ii,rr
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B6 ii rr CJNE @R0,#ii,rr Compare and jump,
B7 ii rr CJNE @R1,#ii,rr indirect with value
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E4 CLR A Clear A
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C3 CLR C Clear C bit
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C2 bb CLR bb Clear mem
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F4 CPL A 1's complement A
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B3 CPL C Complement C bit
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B2 bb CPL bb Complement bit
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D4 DA A Decimal Adjust A
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14 DEC A Decrement A
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18 DEC R0 Decrement register
19 DEC R1
1A DEC R2
1B DEC R3
1C DEC R4
1D DEC R5
1E DEC R6
1F DEC R7
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15 dd DEC dd Decrement mem
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16 DEC @R0 Decrement indirect
17 DEC @R1
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84 DIV AB Divide A by B
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D8 rr DJNZ R0,rr Decrement register and
D9 rr DJNZ R1,rr jump if not zero
DA rr DJNZ R2,rr
DB rr DJNZ R3,rr
DC rr DJNZ R4,rr
DD rr DJNZ R5,rr
DE rr DJNZ R6,rr
DF rr DJNZ R7,rr
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D5 dd rr DJNZ dd,rr Dec and JNZ, mem
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04 INC A Increment A
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08 INC R0 Increment register
09 INC R1
0A INC R2
0B INC R3
0C INC R4
0D INC R5
0E INC R6
0F INC R7
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05 dd INC dd Increment mem
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06 INC @R0 Increment indirect
07 INC @R1
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A3 INC DPTR Increment 16 bit DPTR
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20 bb rr JB bb,rr Jump if bit set
10 bb rr JBC bb,rr Jump if bit clear
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40 rr JC rr Jump if carry set
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73 JMP @A+DPTR Jump to location A+DPTR
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30 bb rr JNB bb,rr Jump if bit clear
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50 rr JNC rr Jump if carry clear
70 rr JNZ rr Jump if A not zero
60 rr JZ rr Jump if A zero
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12 hh ll LCALL hhll Call subroutine absolute
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02 hh ll LJMP hhll Jump to absolute address
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E8 MOV A,R0 Move register to A
E9 MOV A,R1
EA MOV A,R2
EB MOV A,R3
EC MOV A,R4
ED MOV A,R5
EE MOV A,R6
EF MOV A,R7
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E5 dd MOV A,dd Move mem to A
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E6 MOV A,@R0 Move indirect to A
E7 MOV A,@R1
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74 ii MOV A,#ii Move value to A
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F8 MOV R0,A Move A to register
F9 MOV R1,A
FA MOV R2,A
FB MOV R3,A
FC MOV R4,A
FD MOV R5,A
FE MOV R6,A
FF MOV R7,A
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A8 dd MOV R0,dd Move mem to register
A9 dd MOV R1,dd
AA dd MOV R2,dd
AB dd MOV R3,dd
AC dd MOV R4,dd
AD dd MOV R5,dd
AE dd MOV R6,dd
AF dd MOV R7,dd
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78 ii MOV R0,#ii Move value to register
79 ii MOV R1,#ii
7A ii MOV R2,#ii
7B ii MOV R3,#ii
7C ii MOV R4,#ii
7D ii MOV R5,#ii
7E ii MOV R6,#ii
7F ii MOV R7,#ii
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F5 dd MOV dd,A Move A to mem
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88 dd MOV dd,R0 Move register to mem
89 dd MOV dd,R1
8A dd MOV dd,R2
8B dd MOV dd,R3
8C dd MOV dd,R4
8D dd MOV dd,R5
8E dd MOV dd,R6
8F dd MOV dd,R7
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85 ss dd MOV dd,ss Move mem to mem
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86 dd MOV dd,@R0 Move indirect to mem
87 dd MOV dd,@R1
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75 dd ii MOV dd,#ii Move value to mem
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F6 MOV @R0,A Move A to indirect
F7 MOV @R1,A
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A6 dd MOV @R0,dd Move mem to indirect
A7 dd MOV @R1,dd
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76 ii MOV @R0,#ii Move value to indirect
77 ii MOV @R1,#ii
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A2 bb MOV C,bb Move direct bit to C
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92 bb MOV bb,C Move C to direct bit
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90 hh ll MOV DPTR,#hhll Move 16 bit value to DPTR
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93 MOVC A,@A+DPTR Move code mem (A+DPTR) to A
83 MOVC A,@A+PC Move code mem (A+PC) to A
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E2 MOVX A,@R0 Move external mem (R0) to A
E3 MOVX A,@R1 Move external mem (R1) to A
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E0 MOVX A,@DPTR Move external mem (DPTR) to A
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F2 MOVX @R0,A Move A to external mem (R0)
F3 MOVX @R1,A Move A to external mem (R1)
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F0 MOVX @DPTR,A Move A to external mem (DPTR)
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00 NOP No operation
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A4 MUL AB 8 x 8 Multiply A by B
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48 ORL A,R0 A = A OR register
49 ORL A,R1
4A ORL A,R2
4B ORL A,R3
4C ORL A,R4
4D ORL A,R5
4E ORL A,R6
4F ORL A,R7
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45 dd ORL A,dd A = A OR mem
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46 ORL A,@R0 A = A OR indirect
47 ORL A,@R1
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44 ii ORL A,#ii A = A OR value
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42 dd ORL dd,A mem = mem OR A
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43 dd ii ORL dd,#ii mem = mem OR value
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72 bb ORL C,bb C = C OR direct bit
A0 bb ORL C,/bb C = C OR NOT direct bit
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D0 dd POP dd Pop mem from stack
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C0 dd PUSH dd Push mem on stack
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22 RET Return from subroutine
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32 RETI Return from interrupt
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23 RL A Rotate left A
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33 RLC A Rotate left A through carry
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03 RR A Rotate right A
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13 RRC A Rotate right A through carry
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D3 SETB C Set C bit
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D2 bb SETB bb Set direct bit
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80 rr SJMP rr Jump relative
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98 SUBB A,R0 A = A - C - register
99 SUBB A,R1
9A SUBB A,R2
9B SUBB A,R3
9C SUBB A,R4
9D SUBB A,R5
9E SUBB A,R6
9F SUBB A,R7
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95 dd SUBB A,dd A = A - C - mem
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96 SUBB A,@R0 A = A - C - indirect
97 SUBB A,@R1
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94 ii SUBB A,#ii A = A - C - value
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C4 SWAP A Swap nibbles of A
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C8 XCH A,R0 Exchange A and register
C9 XCH A,R1
CA XCH A,R2
CB XCH A,R3
CC XCH A,R4
CD XCH A,R5
CE XCH A,R6
CF XCH A,R7
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C5 dd XCH A,dd Exchange A and mem
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C6 XCH A,@R0 Exchange A and indirect
C7 XCH A,@R1
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D6 XCHD A,@R0 Echange nibbles, A and indirect
D7 XCHD A,@R1
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68 XRL A,R0 A = A XOR register
69 XRL A,R1
6A XRL A,R2
6B XRL A,R3
6C XRL A,R4
6D XRL A,R5
6E XRL A,R6
6F XRL A,R7
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65 dd XRL A,dd A = A XOR mem
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66 XRL A,@R0 A = A XOR indirect
67 XRL A,@R1
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64 ii XRL A,#ii A = A XOR value
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62 dd XRL dd,A mem = mem XOR A
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63 dd ii XRL dd,#ii mem = mem XOR value