I2C slave 代码，可以完成从机功能

USB3.0开发板资料，采用CYUSB3.0(USB3.0 development board, using CYUSB3.0)

基于vhdl的pid控制器设计，可以用quartus等软件实现。数字控制系统pid设计源代码。(Pid controller based on VHDL design, can use the quartus software implementation, etc. Digital pid control system design of source co)

QPSK调制下的（5,7）卷积码的编码和维特比译码与BPSK调制下（5,7）卷积码的编码和维特比译码的BER特性(QPSK modulation under (5,7) convolutional code encoding and Viterbi decoding and BPSK modulation (5,7) convolutional code encoding and Viterbi BER characteristic)

数字钟，简单的数电应用，电子表源程序，常用也使用-watch

CAN总线，I2C，USB等的FPGA实现源码(CAN bus, I2C, USB, etc. FPGA implementation source)

一个很好的利用verilog编程实现的cpu程序，一定要好好利用。-a good use of the Verilog Programming cpu procedures, we must make good use of.

该文件用在CPLD上的，和C语言很接近，5位的计数器一个。-the documents on the CPLD, and the C language is close to that of the five counters one.

使用信号功率计算，检测信号是否到达。从而控制后续模块，以减小系统功耗。(Signal power calculation, the detection signal to reach. To control follow-up modules to reduce system power consumption.)

设计并制作一个14键单音电子琴预先存入一些曲谱电路在4Hz的时钟控制下自动播放 通过220V电源适配器给电路提供工作电源-Design and production of a 14-key electric piano tone into a number of music scores advance in 4Hz clock circuit under the control of automatic play through 220V power adapter to provide power to the circuit

ULTRACTR的源码，xps工程实现，基于PPC平台-ULTRACTR source code, xps engineering, based on the PPC platform