RS232RefComp

用verilog hdl硬件描述语言实现多人抢答器功能，有计时，计分，报警等功能。-Using hardware description language verilog hdl people realize Answer feature, have timing, scoring and alarm functions.

16*16点阵横向移动显示！采用QUARTUS II 9.0编译通过！(16* 16 dot matrix display lateral movement! Compiled by using QUARTUS II 9.0!)

emmc协议的实现代码，包含了SD协议，usb实现协议(The implementation code of EMMC protocol)

本程序利用VHDL实现二维离散余弦变换，经本人测试，在Quartus II7.0软件上可正确仿真，希望大家积极采纳

usb 和VGA接口FPGA程序，主控芯片为xilinx公司的SP3e系列的500E芯片，VHD语言编写，工程文件，可以直接用ISE打开

detailed spec for Xilinx V5 FPGA, reference for programming of FPGA, system designer or ASIC designer.

本设计是基于FPGA设计一个地铁自动售票系统。 本设计采用自顶向下的模块化设计方法，基于FPGA使用VHDL语言设计制作一个地铁自动售票控制系统，该系统能出售2条线路3种不同价位的票，完成售票、找零、显示等功能。(The design is based FPGA design of a subway ticket vending system. This design uses a top-down, modular design method, a subway ticket vending control system based on FPGA using VHDL language design, the system can sell two lines of different priced tickets, complete the ticket, give change, display and other functions .)

数字通信系统相移键控CPSK信号和差分相移键控的调制与解调的VHDL代码(Phase shift keying digital communication system CPSK signals and differential phase-shift keying modulation and demodulation of the VHDL code for)

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

DSP 程序的测试 很有用的 仪器上面用的-DSP testing procedures very useful in the above apparatus