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        EEPW首頁(yè) > 嵌入式系統(tǒng) > 設(shè)計(jì)應(yīng)用 > 51單片機(jī)常用匯編語(yǔ)言助記符英文全稱

        51單片機(jī)常用匯編語(yǔ)言助記符英文全稱

        作者: 時(shí)間:2013-01-30 來(lái)源:網(wǎng)絡(luò) 收藏

        二、算術(shù)運(yùn)算指令
        ADD---->add
        ADC---->addwithcarry
        INC---->increase1
        AAA---->asciiaddwithadjust
        DAA---->decimaladdwithadjust
        SUB---->substract
        SBB---->substractwithborrow
        DEC---->decrease1
        NEC---->negative
        CMP---->compare
        AAS---->asciiadjustonsubstract
        DAS---->decimaladjustonsubstract
        MUL---->multiplication
        IMUL---->integermultiplication
        AAM---->asciiadjustonmultiplication

        DIV---->divide
        IDIV---->integerdivide
        AAD---->asciiadjustondivide
        CBW---->changebytetoword
        CWD---->changewordtodoubleword
        CWDE---->changewordtodoublewordwithsigntoEAX
        CDQ---->changedoublewordtoquadrateword


        三、邏輯運(yùn)算指令
        AND---->and
        OR---->or
        XOR---->xor
        NOT---->not
        TEST---->test
        SHL---->shiftleft
        SAL---->arithmaticshiftleft
        SHR---->shiftright
        SAR---->arithmaticshiftright
        ROL---->rotateleft
        ROR---->rotateright
        RCL---->rotateleftwithcarry
        RCR---->rotaterightwithcarry


        四、串指令
        MOVS---->movestring
        CMPS---->comparestring
        SCAS---->scanstring
        LODS---->loadstring
        STOS---->storestring
        REP---->repeat
        REPE---->repeatwhenequal
        REPZ---->repeatwhenzeroflag
        REPNE---->repeatwhennotequal
        REPNZ---->repeatwhenzeroflag
        REPC---->repeatwhencarryflag
        REPNC---->repeatwhennotcarryflag


        五、程序轉(zhuǎn)移指令
        1>無(wú)條件轉(zhuǎn)移指令(長(zhǎng)轉(zhuǎn)移)
        JMP---->jump
        CALL---->call
        RET---->return
        RETF---->returnfar


        2>條件轉(zhuǎn)移指令(短轉(zhuǎn)移,-128到+127的距離內(nèi))
        JAE---->jumpwhenaboveorequal
        JNB---->jumpwhennotbelow
        JB---->jumpwhenbelow
        JNAE---->jumpwhennotaboveorequal
        JBE---->jumpwhenbeloworequal
        JNA---->jumpwhennotabove
        JG---->jumpwhengreater
        JNLE---->jumpwhennotlessorequal
        JGE---->jumpwhengreaterorequal
        JNL---->jumpwhennotless

        JL---->jumpwhenless
        JNGE---->jumpwhennotgreaterorequal
        JLE---->jumpwhenlessorequal
        JNG---->jumpwhennotgreater
        JE---->jumpwhenequal
        JZ---->jumpwhenhaszeroflag
        JNE---->jumpwhennotequal
        JNZ---->jumpwhennothaszeroflag
        JC---->jumpwhenhascarryflag
        JNC---->jumpwhennothascarryflag
        JNO---->jumpwhennothasoverflowflag
        JNP---->jumpwhennothasparityflag
        JPO---->jumpwhenparityflagisodd
        JNS---->jumpwhennothassignflag
        JO---->jumpwhenhasoverflowflag
        JP---->jumpwhenhasparityflag
        JPE---->jumpwhenparityflagiseven
        JS---->jumpwhenhassignflag



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