vhdl,双向移位寄存器，实现置数，左移及右移操作

说明：  参照can芯片 saj1000控制器结构，写的can控制器(According to the structure of can chip saj1000 controller, the CAN controller is written)

spartan-3e vhdl fpga 输入用滑动按钮代替 输出用led代替(spartan-3e VHDL fpga input with sliding button instead of the output with led instead)

block-LDPC 译码VHDL 源代码(block-LDPC decode VHDL source)

半带滤波器verilog源代码，主要用于采样率变换系统中，采用乘法积累加器，很好的例子，供大家参考(Half band filter verilog code, mainly for the sampling rate conversion system, use the multiplication accumulation adder, a good example, for your reference)

generate sine wave. Inputs : Amplitude, phasein, frequency

比较实用的ps2键盘源码 可以在SOPC中进行添加组件 以实现自己所需的功能-Comparison of practical ps2 keyboard source code can be carried out in the SOPC components add to the functionality required to realize their own

使用Altera公司的FPGA进行VHDL开发。使用quartus2 9.0软件在EP1C3T144C8开发板上用硬件描述语言实现一个ROM存储器。-The use of Altera" s FPGA-VHDL development. Use quartus2 9.0 software EP1C3T144C8 development board with hardware description language to achieve a ROM memory.

Verilog 黄金参考指南是 Verilog 硬件描述语言及其语法 语义 合并以及将它应用到硬件设计的一个简明的快速参考指南。(Verilog Golden Reference Guide is a concise and fast reference guide for Verilog Hardware Description Language and its syntax and semantics merging and its application to hardware design.)

扰码器的FPGA实现，选择的扰码器规格为15位移位寄存器。(FPGA scrambler, scrambler specifications for a 15 bit shift register.)

this is the vhdl code for the arithmetic logic unit.enjoy!