INSTRUCCIONES ARITMETICAS ERROR! MARCADOR NO DEFINIDO.
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1 INSTRUCCIONES ARITMETICAS ERROR! MARCADOR NO DEFINIDO. ADD A,Rn Add register to 28..2F 1 12 X X X accumulator ADD A,direct Add direct byte X X X to accumulator ADD A,@Ri Add indirect RAM X X X to accumulator ADD A,#data Add immediate da X X X ta to accumulator ADDC A,Rn Add register to A 38..3F 1 12 X X X with flag ADDC A,direct Add direct byte to X X X A with flag ADDC A,@Ri Add indirect RAM X X X to A with flag ADDC A,#data Add immediate data X X X to A with flag SUBB A,Rn Subtract register 98..9F 1 12 X X X from A with Borrow SUBB A,direct Subtract direct X X X byte from A with Borrow SUBB A,@Ri Subtract indirect X X X RAM from A with Borrow SUBB A,#data Subtract immediate X X X data from A with Borrow INC A Increment accumulator INC Rn Increment register 08..0F 1 12 INC direct Increment direct byte Increment indirect RAM INC DPTR Increment Data Pointer A DEC A Decrement accumutor
2 DEC Rn Decrement register 18..1F 1 12 DEC direct Decrement direct byte Decrement indirect RAM MUL AB Multiply A x B A X DIV AB Divide A by B X DA A Decimal Adjust D X INSTRUCCIONES LOGICAS ANL A,Rn AND Register to 58..5F 1 12 ANL A,direct AND direct byte to ANL A,@Ri AND indirect RAM to ANL A,#data AND immediate data to ANL direct,a AND to direct byte ANL direct,#data AND immediate data to direct byte ORL A,Rn OR register to 48..4F 1 12 ORL A,direct OR direct byte to ORL A,@Ri OR indirect RAM to ORL A,#data OR immediate data to ORL direct,a OR to direct data ORL direct,#data OR immediate data
3 to direct byte XRL A,Rn Exclusive-OR re F 1 12 gister to XRL A,direct Exclusive-OR di rect byte to XRL A,@Ri Exclusive-OR in direct RAM to A- ccumulator XRL A,#data Exclusive-OR imme diate data to XRL direct,a Exclusive-OR Accu mulator to direct byte XRL direct,#data Exclusive-OR imme diate data to direct byte CLR A Clear E CPL A Complement Accumu- F lator RL A Rotate Left RLC A Rotate X Left through the RR A Rotate Right RRC A Rotate X Right through the SWAP A Swap nibbles within C the
4 INSTRUCCIONES DE TRANSFERENCIA DE DATOS MOV A,Rn Move register to E8..EF 1 12 MOV A,direct Move direct byte E to MOV A,@Ri Move indirect RAM E6..E to MOV A,#data Move immediate data to MOV Rn,A Move F8..FF 1 12 to register MOV Rn,direct Move direct byte A8..AF 2 24 to register MOV Rn,#data Move immediate 78..7F 2 12 data to register MOV direct,a Move F to direct byte MOV direct,rn Move register to 88..8F 2 12 direct byte MOV direct,direct Move direct byte to direct MOV direct,@ri Move indirect RAM to direct byte MOV direct,#data Move immediate data to direct byte Move F6..F7 1 12
5 to indirect RAM Move direct byte A6..A to indirect RAM Move immediate data to indirect RAM MOV DPTR,#data16 Load Data Pointer with a 16-bit constant MOVC A,@A+DPTR Move Code byte relative to DPTR to Acc MOVC A,@A+PC Move Code byte relative to PC to Acc MOVX A,@Ri Move External RAM E2..E (8-bit addr) to Acc MOVX A,@DPTR Move External RAM E (16-bit addr) to Acc Move Acc to Ex- F2..F ternal RAM (8-bit addr) Move Acc to Ex- F ternal RAM (16-bit addr) PUSH direct Push direct byte C into stack POP direct Pop direct byte D from stack XCH A,Rn Exchange register C8..CF 1 12 with
6 XCH A,direct Exchange direct C byte with XCH A,@Ri Exchange indirect C6..C RAM with XCHD A,@Ri Exchange low-or- D6..D der Digit indirect RAM with Acc INSTRUCCIONES BOOLEANAS CLR C Clear C CLR bit Clear direct bit C SETB C Set D SETB bit Set direct bit D CPL C Complement B X CPL bit Complement direct B bit ANL C,bit AND direct bit to X ANL C,/bit AND complement of B X direct bit to ORL C,bit OR direct bit to X ORL C,/bit OR complement of A X direct bit to MOV C,bit Move direct bit to A X MOV bit,c Move to di
7 rect bit JC rel Jump if is set JNC rel Jump if not set JB bit,rel Jump if direct Bit is set JNB bit,rel Jump if direct Bit is not set JBC bit,rel Jump if direct Bit is set & clear bit INSTRUCCIONES DE SALTO ACALL addr11 Absolute Subroutine 11,31, Call 71,91,B1 D1,F1 LCALL addr16 Long Subroutine Call RET Return from Subrou tine RETI Return from inte rrupt AJMP addr11 Absolute Jump 01,21, ,81,A1 C1,E1 LJMP addr16 Long Jump SJMP rel Short Jump (rela tive addr) Jump indirect re lative to the DPTR
8 JZ rel Jump if is Zero JNZ rel Jump if is not Zero CJNE A,direct,rel Compare direct byte B X to Acc and Jump if Not Equal CJNE A,#data,rel Compare immediate B to Acc and Jump if Not Equal CJNE Rn,#data,rel Compare immediate B8..BF 3 24 X to register and Jump if Not Equal Compare immediate B6..B X to indirect and Jump if Not Equal DJNZ Rn,rel Decrement regis- D8..DF 2 24 ter and Jump if Not Zero DJNZ direct,rel Decrement direct D byte and Jump if Not Zero NOP No Operation
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