based on VHDL development of the I486 bus interface procedures. Implementation o...

HDB3_verilog编码程序,附有文字解说,格式整齐,便于观看(HDB3_verilog coding procedures)

DDS信号发生器，能产生多种波形，正玄波，三角波，方波，频率可调，相位可调-DDS signal generator, can produce a variety of waveforms, are mysterious wave, triangle wave, square wave, frequency tunable, phase adjustable

基于Basys2开发板实现VGA输出，PS/2键盘接入的贪吃蛇游戏，键盘上下左右控制方向，小键盘+键控制速度，小键盘回车开始游戏，空格暂停游戏。(Basys2 based development board to achieve VGA output, PS/2 keyboard access Snake game, up and down the keyboard to control the direction, speed control keypad+ key keypad Enter to start the game, pause the game space.)

FPGA实验，实现了蜂鸣器发出不同的音调，利用按键，很好玩的-FPGA experiment, realized the buzzer sounded a different tone, the use of keys, it is fun

用verilog编写的USB下载线程序 实现USB协议和JTAG接口的数据转换实现状态机-Verilog prepared using USB download cable program realize USB protocol and JTAG interface to achieve data conversion state machine

4 bit convoltion with vhdl.

代码为ahb interface ，用verilog编写的,包括仿真和综合。(Code for the interface AHB, written in Verilog, including simulation and synthesis.)

vhdl编写的4X4键盘扫描程序，可以有效的消除抖动，并且提供蜂鸣器输出。(VHDL prepared 4X4 keyboard scanner, you can effectively eliminate jitter and provide buzzer output.)

文章详细讲述了sdr_sdram控制器的使用和编程思想(sdr_sdram)

design the connecter between dsp and sed12