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EEPW首頁 > 嵌入式系統 > 設計應用 > 51單片機常用匯編語言助記符英文全稱

51單片機常用匯編語言助記符英文全稱

作者: 時間:2013-01-30 來源:網絡 收藏

二、算術運算指令
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、程序轉移指令
1>無條件轉移指令(長轉移)
JMP---->jump
CALL---->call
RET---->return
RETF---->returnfar


2>條件轉移指令(短轉移,-128到+127的距離內)
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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