full adder in vhdl of 4 bits

使用verilog写的频率计，可切换档位(Frequency counter using verilog write switch stalls)

i2c配置SAA7113，非常有用的程序，做视频采集类必看(i2c configure SAA7113)

This is a divider, which is depicted as well. It is a programming language Vhdl.

Altera QUARTUS 7.2的矩阵键盘电子琴完整工程（含源码），在EP2C20芯片上实现-Altera QUARTUS 7.2 Project of matrix keyboard electronic organ, implement on EP2C20 chip.

说明：  通过四个半加器的互联，来实现四位加法器的电路结构(Through the interconnection of four and a half adder to achieve the four adder circuit)

通过modelsim仿真检测matlab生成滤波器效果。(Generate the filter through matlab and simulated by modelsim.)

用verilog写的，基于查表法实现的LOG10运算器，在Altera FPGA中应用。(It is a verilog design of LOG10 calculation unit, which is based on LUT arithmatic. And it is applicated in Altera FPGA.)

基于VHDL+FPGA的神经网络设计，实现简单的字符识别(Design of Neural Network Based on VHDL+FPGA to Realize Simple Character Recognition)

完成十余卷积过程，简单方便，能够这样那样这样，sorry-Convolution process more than a decade to complete, simple and convenient, this can be done this way, sorry

verilog 键盘输入程序，用于led灯的显示-Verilog keyboard input program for led lights display