单片机缩写的英文全称中文名称.doc

单片机缩写的英文全称中文名称PC = progammer counter //程序计数器 ACC = accumulate //累加器 PSW = progammer status word //程序状态字 SP = stack point //堆栈指针 DPTR = data point register //数据指针 寄存器 IP = interrupt priority //中断优先级IE = interrupt enable // 中断使能TMOD = timer mode //定时器 方式 (定时器/计数器 控制寄存器)ALE = alter (变更,可能是)PSEN = progammer saving enable //程序存储器使能(选择外部程序存储器的意思)EA = enable all(允许所有中断)完整应该是 enable all interruptPROG = progamme (程序)SFR = special funtion register //特殊功能寄存器TCON = timer control //定时器控制PCON = power control //电源控制MSB = most significant bit//最高有效位LSB = last significant bit//最低有效位CY = carry //进位（标志）AC = assistant carry //辅助进位OV = overflow //溢出ORG = originally //起始来源DB = define byte //字节定义EQU = equal //等于DW = define word //字定义E = enable //使能OE = output enable //输出使能RD = read //读WR = write //写 中断部分：INT0 = interrupt 0 //中断0INT1 = interrupt 1//中断1T0 = timer 0 //定时器0T1 = timer 1 //定时器1TF1 = timer1 flag //定时器1 标志 (其实是定时器1中断标志位)IE1 = interrupt exterior //(外部中断请求,可能是)IT1 = interrupt touch //(外部中断触发方式,可能是)ES = enable serial //串行使能ET = enable timer //定时器使能EX = enable exterior //外部使能(中断)PX = priority exterior //外部中断优先级PT = priority timer //定时器优先级PS = priority serial //串口优先级寄存器部分:SFR:special funtion register //特殊功能寄存器(片内RAM 80H~FFH)ACC:accumulate ??? //累加器PSW:progammer status word //程序状态字SP:stack point??? //堆栈指针DPL,DPH:DPTR(data point register //数据指针寄存器)的低8位和高8位IE:interrupt enable ?? // 中断使能IP:interrupt priority ?? //中断优先级PCON:power control ?? //电源控制SCON:serial control?? //串行口控制SBUF:serial buffer?? //串行数据缓冲TCON:timer control ?? //定时器控制TMOD:timer mode ?? //定时器方式 PSW:CY:carry ?? (psw.7) //进位（标志）AC:auxiliary carry (psw.6) //辅助进位F0:??? (psw.5) //用户自定义标志位RS1,RS0:register select (psw.4,psw.3)//工作寄存器组选择位OV:overflow ?? (psw.2) //溢出P:parity?? (psw.0) //奇偶校验位 IE:EA:Enable All Interrupt //CPU开/关中断控制位ET1:Enable Timer //定时器2溢出中断允许位ES:Enable Serial Port //串行口中断允许位EX:Enable External //外部中断1的中断允许位 IP:PS:Priority Serial //串口优先级PT:Priority Timer