xapp from xilinx very hard to find and very usefull application note from the gr...

应用背景FPGA原型的VHDL例子提供一系列清晰，易于遵循的快速代码开发模板；大量的实际例子来说明和强化的概念和设计技术；现实可实施的项目和测试在Xilinx原型板；深入探索和Xilinx PicoBlaze软核微处理器。关键技术本书采用“做中学”介绍VHDL和FPGA技术的概念和设计人员通过一系列的实验方法。

该文件是booth乘法器的verilog源代码，经过最终的仿真，可以直接运行(This file is booth multiplier verilog code, after the final simulation, can be directly run)

Real time Clock DS1307 interacing with PIC using I2C.

一个Verilog的JTAG程序例子，包括完整的说明文档和源文件。(tap_top.v This file is part of the JTAG Test Access Port (TAP) http://www.opencores.org/projects/jtag/ Author(s): Igor Mohor (igorm@opencores.org))

用VHDL编写的huffman编码的源程序(With the VHDL source code written in huffman coding)

relative cpu design implementation

E1 (FIRST ORDER EUROPE TRANSMISSION STANDARD)qw

LabVIEW FPGA SPI implementation

这篇文章主要是概要的阐述了如何使用-quartusⅡ+Modelsim+synplify pro，来设计FPGA系统。-This is a summary of the main article on how to use the-quartus Ⅱ+ Modelsim+ synplify pro, to design FPGA systems.

stepper motor vhdl pin assignments and code