3位计算器按键显示程序，用汇编语言编写，可实现加减乘除运算。-3 Calculator button to display the program, written in assembly language, multiplication and division addition and subtraction can be realized.

用汇编语言实现3位BCD码计算器功能，机器语言，存在缺陷，内存不够。-3 BCD code calculator function in assembly language, machine language, there are defects, not enough memory.

利用汇编编写8086的程序实现简易计算器的仿真功能(Compiled using assembly 8086 program to achieve the simple calculator simulation function)

计算器，实现两个四位二进制的加、减、乘、除运算。基于51单片机，使用汇编语言。并使用proteus8.7进行仿真。(Calculator, to achieve two four binary addition, subtraction, multiplication, division operations. Based on 51 single chip microcomputer, assembly language is used. And use Proteus 8.7 to simu