最全的单片机专业术语英文缩写全称.doc

MCS-51指令（1）数据传送类指令（7种助记符）助记符??? 英文注释??? 功能MOV??? Move??????? ??? 对内部数据寄存器RAM和特殊功能寄存器SFR的数据进行传送MOVC??? Move Code??? 读取程序存储器数据表格的数据传送MOVX??? Move External RAM??? 对外部RAM的数据传送XCH??? Exchange??? 字节交换XCHD??? Exchange low-order Digit??? 低半字节交换PUSH??? Push onto Stack)??? 入栈POP??? Pop from Stack)??? 出栈（2）算术运算类指令（8种助记符）ADD??? Addition??? 加法ADDC??? Add with Carry??? 带进位加法SUBB??? Subtract with Borrow??? 带借位减法DA??? Decimal Adjust??? 十进制调整INC??? Increment??? 加1DEC??? Decrement??? 减1MUL??? Multiplication、Multiply??? 乘法DIV??? Division、Divide??? 除法(3)逻辑运算类指令（10种助记符）ANL??? And Logic??? 逻辑与ORL??? OR Logic??? 逻辑或XRL??? Exclusive-OR Logic??? 逻辑异或CLR??? Clear??? 清零CPL??? Complement??? 取反RL??? Rotate left??? 循环左移RLC??? Rotate Left throught the Carry flag??? 带进位循环左移RR??? Rotate Right??? 循环右移RRC??? Rotate Right throught the Carry flag??? 带进位循环右移SWAP??? Swap??? 低4位与高4位交换(4)控制转移类指令（17种助记符）ACALL??? Absolute subroutine Call??? 子程序绝对调用LCALL??? Long subroutine Call??? 子程序长调用RET??? Return from subroutine??? 子程序返回RETI??? Return from Interruption??? 中断返回JMP??? Jump Indirect??? SJMP??? Short Jump??? 短转移AJMP??? Absolute Jump??? 绝对转移LJMP??? Long Jump??? 长转移CJNE??? Compare and Jump if Not Equal??? 比较不相等则转移DJNZ??? Decrement and Jump if Not Zero??? 减１后不为０则转移JZ??? Jump if Zero??? 结果为０则转移JNZ??? Jump if Not Zero??? 结果不为０则转移JC??? Jump if the Carry flag is set??? 有进位则转移JNC??? Jump if Not Carry??? 无进位则转移JB??? Jump if the Bit is set)??? B位为１则转移JNB??? Jump if the Bit is Not set??? B位为０则转移JBC??? Jump if the Bit is set and Clear the bit??? 位为１则转移，并清除该位NOP??? No Operation??? 空操作（5）位操作指令（1种助记符）SETB??? Set Bit??? 置位伪指令助记符??? 英文注释??? 功能ORG??? Origin??? DB??? Define Byte??? DW??? Define Word??? EQU??? Equal??? DATA ??? Data??? XDATA??? External Data??? BIT ??? Bit??? END??? End??? 51外部引脚缩写??? 英文解释??? 中文解释RST??????? （9）??? Reset??? 复位信号引脚RxD??????? (10--P3.0)??? Receive Data??? 串口接收端TxD??????? (11--P3.1)??? Transmit Data??? 串口发送端INT0(————)????? （12--P