Convolutional code encoder and Viterbi decoding to achieve

FPGA应用举例，非常适合初学者，高手莫下-FPGA application, for example, very suitable for beginners, experts, under Mo

Set a bit and return its old value.

VHDL     贪食蛇游戏用游戏把子上下左右控制蛇的方向，寻找吃的东西，每吃一口就能得到一定的积分，而且蛇的身子会越吃越长，身子越长玩的难度就越大，不能碰墙，不能咬到自己的身体，更不能咬自己的尾巴，等到了一定的分数，就能过关，然后继续玩下一关。

这是一个时钟的VHDL的源程序，里面包含有源程序，还有工程文件对大家很有帮助-This is a clock VHDL source code, which contains the source code, as well as engineering documents helpful to everyone

用VHDL写的运动计时表程序，用Modelsim仿真已经通过，帖出来与大家分享。-write VHDL campaign time table program, Modelsim simulation has been passed, Tie up share with you.

ALTERA NIOS处理器实验，QUARTUS下用VHDL编译成处理器，然后NIOS　SHELL下C 语言运行。实验SRAM和DMA调度-Altera NIOS processor experiments QUARTUS using VHDL compiler into processor, then NIOS SHELL C language runtime. Experimental SRAM and DMA Scheduling

UMC 90nm design kit. please read before using thee models.

一个verilog语言描写的同步fifo,包括:Fifo using declared registers for storage和Fifo using (model of) standard memory chip for storage.两种方式,包含testbench-Verilog language describes a synchronous fifo, including: Fifo using declared registers for storage and Fifo using (model of) standard memory chip for storage. In two ways, including Testbench

一篇比较好的spi接口的vhdl实现的参考-A relatively good spi interface realize VHDL reference

说明：  基于ofdm系统的各个模块的VHDL程序，软件是用的ISE仿真的。绝对有用。(Ofdm systems based on VHDL program of each module, the software is to use the ISE simulation. Absolutely useful.)