NIOS II IDE 编程， uart_txd测试程序，仅供参考。

学习Xilinx公司开发软件ISE的基础资料，从最基础到复杂逻辑设计。-Learning Xilinx software ISE developed the basis of information from the most basic to complex logic design.

该例程是PC机通过FX2-CY7C68013-A的USB2.0控制芯片与FPGA实现通信。其中的工程和代码包括PC机上的USB固件程序、驱动程序、上位机程序，FPGA上的VERILOG通信程序。(The routine is a PC, through the FX2-CY7C68013-A of the USB2.0 controller chip and the FPGA to achieve communication. One of the projects and code, including PC, the USB firmware, drivers, FPGA' s Communication Program)

UML2 apprendre a modeliser a l aide de UML

bch 编码和译码，用硬件语言vhdl实现(bch edcode and decoder)

vhdl 中各种数据类型的转换实现,可以调用函数库实现-date type change

TLC5620驱动程序包括其他文件,8位，4通道，电压输出型DAC的数模转换器(TLC5620 driver and doc)

turbo product code used in error correction

能够实现16位的SDRAM的读写，没有仿真文件，只有SDRAM读写的源代码，用Verilog编写(can complete read or write sdram， only include Verilog code and no simulation files)

适应多个模式的rs编码，Verilog，选择对应的多项式(RS coding adapted to multiple modes.)

摘要：本文主要介绍以CPLD 芯片进行十字路口的交通灯的设计，用CPLD 作为交通灯控制器的主控芯片，采用VHDL 语言编写控制程序，利用CPLD的可重复编程和在动态系统重构的特性，大大地提高了数字系统设计的灵活性和通用性。 关键词：CPLD；VHDL；交通灯控制器 中图分类号：TP39 Abstract ：This paper introduces the electronic-traffic lamp, which is based on the VHDL and is completed by-Abstract: This paper introduces the CPLD chip to the traffic lights at the crossroads of design, traffic lights with CPLD as the master controller chip, the use of VHDL language control procedures, the use of CPLD re-programming and dynamic system reconfiguration in the features greatly enhance the digital system design flexibility and versatility. Keywords: CPLD VHDL traffic lights controller CLC number: TP39 Abstract: This paper introduces the electronic-traffic lamp, which is based on the VHDL and is completed by