程序采用VHDL：频率合成DDS主要调用LPM，

matlab code for communication

DDS的VHDL程序，相当好，值得下载，共享才是王道(DDS, VHDL program is quite good, worth downloading, sharing is king)

VHDL实现SPI接口转I2c接口的源代码，可以直接调用-VHDL realize I2C interface SPI interface to the source code, you can directly call

SPI串口的内核实现spicore SPI串口的内核实现spicore-SPI string mouth essence realizes spicore the SPI string mouth essence to realize spicore the SPI string mouth essence to realize spicore

四轴动力模块，用一个顶模块控制，输入有：油门（20档）；指令；水平仪控制指令，4个输出口(Axis power modules, with a top module control inputs are: accelerator (20 files) instruction Level control instructions, four output ports)

很有用的10bit串并转换verilog程序，需要的可以拿去参考下，在quartusII上已验证过(Useful 10bit string and convert verilog program, need to take a reference, has been verified in quartusII)

说明：  lab report for lab 4

基于VHDL语言的基带线路码产生电路设计（毕业论文），内涵完整的源代码(Based on VHDL language baseband line code generation circuit design (Thesis), meaning the complete source code)

基于sopc ep2c5开发板的时间标记服务例程-Sopc ep2c5 development board based on the time-stamping services routines

这个文件中是UltraEdit的一些格式化文件说明 由于原来的 UltraEdit 不支持 HDL 语言的格式化显示，把文件解压得到的 wordfile.txt替换其安装目录下的 wordfile.txt 文件即可-This document is formatted UltraEdit document describes some of the original UltraEdit as a result of HDL does not support formatting language shows that the document received decompression wordfile.txt replace its installation directory under the document can wordfile.txt