RiscCpu

异步FIFO的实现，可综合，可验证] keywords:almost_full,full,almost_empty,empty-The realization of asynchronous FIFO can be comprehensive, verifiable] keywords: almost_full, full, almost_empty, empty

11阶滤波器的verilog编程语言，可很好的实现滤波功能。-11-order filter verilog programming language, can achieve very good filtering.

protel中fpga封装库2，非常难找的-protel library 2 in fpga package, very difficult to find the

掌握二-十进制(BCD码)异步计数器的工作原理和设计方法； 掌握中规模集成二-五-十进制异步计数器74LS90的功能及其应用；(Master II- Decimal (BCD code) the principle and an asynchronous counter design grasp the scale of integration in two- five- Decimal asynchronous counter 74LS90 features and applications )

电子表，实现计时记分计秒的功能，同时可以对时分秒进行校正，实现调时功能。-Electronic watches, time points of dollars to achieve a second function, at the same time when the minutes and seconds can be calibrated to achieve when the transfer function.

这是基于verilog hdl的数字时钟源代码，能够实现时分秒的计时，可以手动进行调时与调分。(This is based on the digital clock verilog hdl source code, can be achieved when every minute of the time, you can adjust the time manually adjusting points.)

rs422标准通讯模块 异步收发 verilog语言编写(rs422 standard communication module asynchronous receiver verilog language)

跑马灯（几个LED灯动态闪烁，产生特定方波信号如01010111要用到单个LED灯，请尝试修改paomadeng程序完成）、数码管显示（例如在三个数码管上显示“sos”）、蜂鸣器、LED点阵显示等程序，现在综合如下，其中xx是按键防抖模块，可以不加。

maxplus2为开发环境 vhdl编写的自由 计数器 程序-maxplus2 VHDL environment for the development of free counter preparation procedures

可以实现对任意波形分任意频，分频加减通过按键实现。-Can be achieved for any arbitrary waveform at frequency, frequency addition and subtraction through the keys to achieve.