VHDL basic arithmetic library, a very handy! !

2维4节点的UEL单元，嵌入UMAT，采用j2 mises屈服准则(2d4nodes uel elements, with umat codes, and j2 mises flow rule)

基于CS的一维距离像（HRRP）及FFT成像对比(CS-based HRRP and FFT HRRP)

给出了SVPWM算法的详细FPGA实现方法！(A detailed FPGA SVPWM algorithm to achieve the method!)

代码用两种方法设计了一个基于多相滤波的内插器，低通滤波器采用128阶凯撒窗，内插倍数32，并且给定信号范围，验证了内插器的正确性，画出了内插前后信号的频谱。(The code design the interpolator based on polyphase filter using two methods.The low pass filter is 128 order Caesar window and interpolation multiple is 32.I give the range of the signal to verify the interpolator and plot the spectrum of the signal before and after the interpolator. )

四线电阻式触摸屏，ads7846控制显示触摸坐标(Four-wire Resistive Touch Panel, ads7846 touch control display coordinates)

说明：  QUARTUS2 16.9 VHDL FPGA ENDAT2.2

4：2优先编码设计中的VHDL来为每个输入分配优先级。在CMOS布局1复用器：还设计了4个

8251的完整的功能的实现,可以进行编译,综合.-8251 complete function of the realization can be compiled and integrated.

vhdl参考程序，供初学者参考使用-VHDL reference procedures, their use and reference for beginners

基于FPGA的1024点流水线工作方式的FFT实现,适合fpga的技术人员做信号处理参考-FPGA based on the work of the 1024-point pipelined FFT approach the realization of the technical staff for doing fpga signal processing reference