VHDL_COUNTING 与 4 使脉冲和使用 3 按钮了，下来，停止 （Mạch đếm với 4 xung ENA sử dụng 3 nút nhấn lên，xuống và dừng l

说明：  本文研究的IIC总线控制器具有如下特征 1.兼容飞利浦I2C标准，以主机模式与外围设备进行数据通信，对IIC从机模型进行读/读，读/写，写/写，写/读[18]。 2.多主操作 3.软件可编程时钟频率 4.时钟拉伸和等待状态生成 5.软件可编程确认位 6.时钟同步设计 7.仲裁中断丢失，自动转移取消 8.开始/停止/重复启动检测/确认生成 9.总线忙检测(The IIC bus controller studied in this paper has the following characteristics. 1. Compatible with Philips I2C standard, data communication between host mode and peripheral devices, read/read, read/write, write/write, write/read for IIC slave model [18]. 2. Multiple Main Operations 3. Software programmable clock frequency 4. Clock stretching and waiting state generation 5. Software Programmable Confirmation Bit 6. Clock Synchronization Design 7. Loss of arbitration interruption and cancellation of automatic transfer 8. Start/Stop/Repeat Start Detection/Verification Generation 9. Bus busy detection)

四位静态数码管控制器，含详细的中文注释，ＶＥＲＩＬＯＴ源码．-4 static digital tube controller, with detailed notes in Chinese, VERILOT source.

32-bit shifter, shifter, 32-bit.Very goog as a study file.

说明：  基于FPGA的CAN总线控制器，VERILOGHDL源代码，Q2仿真实现。可用。(FPGA-based CAN Bus Controller, VERILOGHDL source code, Q2 Simulation. Available.)

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

小家电常用芯片HT66F0185的UART 使用例子，已在产品使用(Small appliances commonly use UART chip HT66F0185 of example, has been used in products)

3g-sdi驱动器，用于全高清视频FPGA解决方案(3g-sdi driver)

I2C 串口通讯Xilinx项目源码 拷贝到硬盘，用ISE打开工程文件即可。-I2C Serial Communication Xilinx source project are copied to the hard drive, using ISE project file can be opened.

1）选择一个语音信号作为分析对象，或录制一段语音信号； 2）对语音信号进行采样，画出采样前后语音信号的时域波形和频谱图； 3）利用MATLAB中的随机函数产生噪声加入到语音信号中，使语音信号被污染，然后进行频谱分析； 4）设计用于处理该语音信号的数字滤波器，给出滤波器的性能指标，画出滤波器的频率响应； 5）对被噪声污染的语音信号进行滤波，画出滤波前后信号的时域波形和频谱，并对滤波前后的信号进行比较和分析； 6）回放各步骤的语音信号，给出相应处理程序及运行结果分析。(1) Select a voice signal as an analysis object, or record a voice signal 2) sampling the voice signal, draw the waveform and frequency spectrum of the time domain before and after sampling the speech signal 3) using the random function in MATLAB generated noise was added to the speech signal, the speech signal to be contaminated, and then spectrum analysis 4) for processing the speech signal, the digital filter design, given the performance of the filter to draw the filter' s frequency response 5) on the noise pollution of the speech signal is filtered, time-domain waveform and spectrum draw before and after filtering the signal before and after filtering, and the signal for comparison and analysis 6) playback of the speech signal for each step, given the results of the corresponding processing procedures and run analysis.)

This is a divider, which is depicted as well. It is a programming language Vhdl.