單片機術(shù)語中英文對照表.doc

單片機術(shù)語中英文對照表PC=progammercounter/程序計數(shù)器ACC=accumulate/累加器PSW=progammerstatusword/程序狀態(tài)字SP=stackpoint/堆棧指針DPTR=datapointregister/數(shù)據(jù)指針寄存器IP=interruptpriority/中斷優(yōu)先級IE=interruptenable/中斷使能TMOD=timermode/定時器方式(定時器/計數(shù)器控制寄存器)ALE=alter(變更,可能是)PSEN=progammersavingenable/程序存儲器使能(選擇外部程序存儲器的意思)EA=enableall(允許所有中斷)完整應(yīng)該是enableallinterruptPROG=progamme(程序)SFR=specialfuntionregister/特殊功能寄存器TCON=timercontrol/定時器控制PCON=powercontrol/電源控制MSB=mostsignificantbit/最高有效位LSB=lastsignificantbit/最低有效位CY=carry/進(jìn)位（標(biāo)志）AC=assistantcarry/輔助進(jìn)位OV=overflow/溢出ORG=originally/起始來源DB=definebyte/字節(jié)定義EQU=equal/等于DW=defineword/字定義E=enable/使能OE=outputenable/輸出使能RD=read/讀WR=write/寫中斷部分：INT0=interrupt0/中斷0INT1=interrupt1/中斷1T0=timer0/定時器0T1=timer1/定時器1TF1=timer1flag/定時器1標(biāo)志(其實是定時器1中斷標(biāo)志位)IE1=interruptexterior/(外部中斷請求,可能是)IT1=interrupttouch/(外部中斷觸發(fā)方式,可能是)ES=enableserial/串行使能ET=enabletimer/定時器使能EX=enableexterior/外部使能(中斷)PX=priorityexterior/外部中斷優(yōu)先級PT=prioritytimer/定時器優(yōu)先級PS=priorityserial/串口優(yōu)先級參考PC=Progammer Counter /程序計數(shù)器寄存器部分:SFR=special funtion register /特殊功能寄存器(片內(nèi)RAM 80HFFH)ACC= accumulate/累加器PSW=progammer status word /程序狀態(tài)字SP=stack point/堆棧指針DPL,DPH,DPTR=data point register /數(shù)據(jù)指針寄存器的低8位和高8位IE=interrupt enable/ 中斷使能IP=interrupt priority/中斷優(yōu)先級PCON=power control/電源控制SCON=serial control/串行口控制SBUF=serial buffer/串行數(shù)據(jù)緩沖TCON=timer control/定時器控制TMOD=timer mode/定時器方式PSW:CY=carry(psw.7) /進(jìn)位(標(biāo)志)AC=auxiliary carry (psw.6) /輔助進(jìn)位F0=(psw.5) /用戶自定義標(biāo)志位RS1,RS0=register select (psw.4,psw.3)/工作寄存器組選擇位OV=overflow(psw.2) /溢出P=parity(psw.0) /奇偶校驗位IE:EA=Enable All Interrupt /CPU開/關(guān)中斷控制位ET1=Enable Timer /定時器2溢出中斷允許位ES=Enable Serial Port /串行口中斷允許位EX=Enable External /外部中斷1的中斷允許位IP: PS=Priority Serial /串口優(yōu)先級PT=Priority Timer /定時器優(yōu)先級PX=Priority External /外部中斷優(yōu)先級SCON:RI=Receive Interrupt/串行口接收中斷請求標(biāo)志位TI=Transmit Interrupt/串行口發(fā)送中斷請求標(biāo)志位TCON:TF1=Timer1 Overflow Flag /定時器1溢出中斷請求標(biāo)志TR1=Timer1 Run/定時器1啟動控制位IE1=Interrupt Edge/外部中斷1請求標(biāo)志位IT1=Interrupt Trigger/外部中斷1觸發(fā)方式選擇位8051引腳:RST=RESET(9)/復(fù)位,重啟P3:RXD=Received eXchange Data(10,p3.0)/接收串行數(shù)據(jù)TXD=Transmit eXchange Data(11,p3.1)/發(fā)送串行數(shù)據(jù)INT0=interrupt 0(12,p3.2)/中斷0INT1=interrupt 1(13,p3.3)/中斷1T0=timer 0(14,p3.4)/定時器0T1=timer 1(15,p3.5)/定時器1RD=ReaD(16,p3.6)/外部數(shù)據(jù)存儲器(RAM)的讀信號WR=WRite(17,p3.7)/外部數(shù)據(jù)存儲器(RAM)的寫信號XTAL2,XTAL1=External Crystal Oscillator (18,19) /外部晶體振蕩器PSEN=Program Store Enable(29) /程序存儲器(ROM)使能ALE=Address Latch Enable(30) /地址鎖存EA=External Address Enable(31) /外部程序存儲器(ROM)地址允許其它:OE=output enable /輸出使能MSB = most significant bit/最高有效位LSB = last significant bit/最低有效位ORG = originally /起始來源DB = define byte /字節(jié)定義EQU = equal /等于DW = define word /字定義CLKOUT=Clock out,時鐘輸出BUSWDITH:總線寬度Vref:參考電壓(帶ADC的單片機中有的)HSO=High Speed Output,高速輸出HIS=High Speed Input:高速輸入INST=Instruction,指令REA