用c#实现的一个简单的计算器，可以实现加减乘除和连加连减连乘连除等功能。-Using c# to achieve a simple calculator, you can achieve even the addition, subtraction, and even add subtract multiply connected even in addition to other functions.

verilog语言实现计数器等功，可以供给大家学习参考，入门价值较大-verilog language counters and other functions, can supply them to learn from reference, value larger entry

关于计数器的基本设计例程，需要quartus软件才可以打开-Basic design routines on the counter, need quartus software to open