VHDL 的4*4键盘代码

CPLD实用设计50例，非常经典的CPLD设计，包含50个实际的典型应用，涉及直流电机PWM驱动，编码等内容，有了这50例，举一反三，就会了很多应用-50 cases of practical CPLD design, very classic CPLD design, including 50 typical practical applications, involving PWM DC motor driver, coding, etc., with these 50 cases, giving top priority will be a lot of applications

设计一个可容纳四组参赛的数字式抢答器，每组设一个按钮供抢答使用。抢答器具有第一信号鉴别和锁存功能，使除第一抢答者外的按钮不起作用；设置一个主持人“复位”按钮，主持人复位后，开始抢答，第一答对一次加1分，答错一次减1分

Verilog 语言编写 PCI9054 控制器的接口电路，实现 PCI总线到本地 8 位总线的转接控制(The Verilog language writes the interface circuit of the PCI9054 controller to realize the transfer control of the PCI bus to the local 8 bit bus)

SERDES资料，包括reliability_handbook,serdes_handbook,serdes_introduction(SERDES doc,include reliability_handbook,serdes_handbook,serdes_introduction)

本程序是在Quartus7.2环境下编译的一个简单的(2,1,3)卷积码，能够成功地编译和仿真。(This procedure is in circumstances Quartus7.2 compile a simple (2,1,3) convolutional code, can successfully compile and simulation.)

说明：  使用FPGA实现sobel边缘检测的图像处理算法，更改后可直接使用在自己的系统上。(FPGA is used to implement the image processing algorithm of Sobel edge detection, which can be directly used in its own system after change.)

基于ATEREAL EPM1270T144C5N CPLD 压力传感器数据采集原码 开发软件 Quartus II -ATEREAL EPM1270T144C5N CPLD-based pressure sensor data acquisition source Quartus II development software

六个数码码动态扫描接口程序，用VERILOG语言编写的-Six digital code dynamic scan interface program, using Verilog language

FPGA TW2867输入到ADV7171显示实验(FPGA TW2867 input to the ADV7171 display experiment)

FPGA流水线设计的资料，可以作为学习FPGA开发并行操作的一个经典教材，具有很好的指导作用。(FPGA pipeline design information can be developed as a learning FPGA parallel operation of a classic textbook, has a good guide.)