8051 VHDL核心，内有说明，很详细，值得下载…

利 用 来 vhdl 设 计 p cm的 实 现-Vhdl design used for the realization of p cm

该程序描述了运用FPGA 实现DDA圆弧插补运算(FPGA DDA)

低密度校验码 ，很好用的代码，功能已经实现编码和译码(fpga ldpc)

基于FPGA的fsk调制程序，包括载波的生成，nco的设置(FPGA-based fsk modulation procedures, including carrier generation, nco settings)

能够实现 LCD时序驱动,通常cpu送出的信号为data bus信号，液晶屏幕并不能正常显示，需要lcd driver(LCD timing controller, usually cpu send out the data bus signal, so the lcd driver can t display normally, need the driver)

用Verilog HDL编写的PID程序代码，成功调试，运行良好。(The source code of PID in Verilog HDL.Simulation was successful.)

介绍VHDL编程的资料，很详细，值得收藏-vhdl

lattice的官方8b10b代码, 1012年版本，diamond3.5编译。(lattice 8b10b encoder decoder code)

axi协议中的full子协议，可用于直接访问zynq器件的ddr器件。(The full sub protocol in the Axi protocol can be used to direct access to the DDR device of the zynq device.)

按键控制LED流水灯；按键1按下前8个灯从左到右依次点亮，按键2按下中间前8个灯从左到右依次点亮，按键3按下所有灯全亮(Water control button LED lights sequentially lit buttons the eight lights left to right 1 Press button 2 press from left to right is lit in the middle eight lights, key 3 Press All full bright light)