提供了很多常用的硬件描述语言的算法，如移位器，计算器，与或非门的基本写法-Provides many commonly used algorithms hardware descr iption language, such as shifters, calculators, and basic wording of NOR gates, etc.

计算器功能，可加减乘除，可移位,65525以内运算-, calculator functions, addition, subtraction, multiplication, and division can shift, operation within 65525

数码管显示的整型计算器，可以进行简单的加减乘除，数码管移位显示，矩阵键盘扫描，适合单片机入门的初学者。(The digital display of the integer calculator, can be a simple digital tube display shift, add, subtract, multiply and divide, matrix keyboard scanning, SCM entry for beginners.)