内嵌BRAM设计LIFO堆栈

用vhdl描写的通用异步改进dram控制器，经过编译器综合和仿真测试，符合设计要求。-Using VHDL description Universal Asynchronous improved dram controller, through an integrated compiler and simulation testing, in line with the design requirements.

二进制除法器，采用移位相减的方法实现，位数可调-The source code of a divider

坦克大战的演示程序 ，实现了基本的人机交互-Battle City demonstration program to achieve the basic human-computer interaction

　M4A564/32 CPLD VHDLＡ程序，调试可用,51扩展.-M4A564/32 CPLD VHDLA procedures, debugging is available, 51 to expand.

四选一选择器,输入四个,输出1个.当NM=00时选A 当NM=01时选B 当NM=10时选C 当NM=11时选D-four elected a selector, the importation of four, Output 1. When NM = 00 A at the election when NM = 01 am when the election NM B = C 10:00 when the election NM = 11:00 election D

开源软核处理器OpenRisc的SOPC设计

AD7760模数转换，使能滤波器功能，简单易懂，可进行各种配置 全功能支持，并附加使用说明(AD7760 Full Function Support with Additional Instructions)

说明：  内附几十种小程序，有状态机、比较器、波形发生器、乘法器、加法器、步进电机控制器等，希望大家能用的上。(Containing dozens of small programs, for reference，This is about FPGA,a tool ,we can study,but in ourselves.)

利用VHDL语言编写的4*4键盘扫描程序，经过测试，可以放心使用。(Using VHDL language 4* 4 keyboard scanning procedures, tested, safe to use.)

说明：  FPGA 点亮数码管的灯，本例程支持6位数码管，因为我的FPGA开发板是这样子的(The lamp of digital tube illuminated by FPGA)