蓝牙接收器，如果你下载这个我会爱你

键盘计算器，可实现加减乘数运算 基于fpga nios2(Keyboard, calculator, addition and subtraction can be realized based on fpga nios2 multiplier operator)

EDA技术与VHDL课件，利用EDA技术进行电子系统设计(EDA technology and VHDL courseware, the use of EDA technology for electronic system design)

异步 fifo 证实使用系统 verilog.100 英寸 %功能覆盖率和代码覆盖率已经 provided.environment createddifferent 测试用例为了满足要求而编写的。

说明：  fpga版本的数码管动态扫描程序，可供学习(FPGA version of the digital tube dynamic scanning program for learning)

中值滤波实现。选择在Vivado软件上采用Verilog语言来编写中值滤波算法，搭建出完整的数据处理系统架构，通过仿真和验证来判断数据的处理效果，并在实际的设计过程中根据出现的问题提出解决方案。(Median filter implementation. The author chose Verilog language to write the median filter algorithm in Vivado software, built a complete data processing system architecture, judged the data processing effect through simulation and verification, and proposed a solution according to the problems in the actual design process.)

4位密码锁，可设置密码，三次密码错误后，锁死，密码错误报警，密码错误红灯亮，密码正确绿灯亮，基于FPGA实现，Cyclone II  EP2C35F672C6 仅供参考

可以实现DDC各个模块的功能，如内插、抽取、FIR滤波等功能(DDC can realize the function of each module, such as interpolation, extraction, FIR filtering)

wallace tree multiplier in verrilog

说明：  一种基于FPGA的调频连续波方位向多通道 FMCW SAR的实时成像信号处理方法及FPGA，包 括：步骤一、计算重构矩阵；步骤二、重构方位向 多通道数据，包括：步骤2 .1、对各个通道的回波 数据沿方位向分别间隔补零，并进行方位向傅里 叶变换；步骤2 .2、将方位向傅里叶变换之后各个 通道方位向相同位置的点组合为一个向量并与 重构矩阵相乘，得到重构完成的方位向数据；(An azimuth multichannel FMCW based on FPGA FMCW SAR real-time imaging signal processing method and FPGA, package Including: Step 1: calculate the reconstruction matrix; step 2: reconstruct the orientation Multichannel data, including: step 2.1, echo of each channel The data is compensated with zero along the azimuth direction respectively, and the azimuth Fourier is carried out Step 2.2, after the azimuth Fourier transform The points of the same position in the channel azimuth are combined into a vector and are connected withThe reconstruction matrix is multiplied to get the reconstructed azimuth data Step 2.3. Repeat step 2.3 for the data of different distance gates)

与单片机相比，用CPLD/FPGA器件更适合于直接对高速AD采样控制。本实验接口器件为ADC0809，根据ADC0809的工作时序使用CPLD产生该控制信号，CPLD启动AD转换后，得到的数据送至单片机并在PC机及数码管上显示AD转换结果。(Compared with the microcontroller, CPLD/FPGA devices more suitable for direct sampling control of high-speed AD. The interface of the experimental device for the ADC0809 ADC0809 Timing CPLD is used to generate the control signal, the CPLD to start the AD conversion, the data sent to the microcontroller and the AD conversion result on the PC and digital tube display)