vhdl经典源代码――时钟设计，入门者必须掌握-vhdl classical source code-- Clock Design, beginners must master

Xilinx CORDIC 算法 MATLAB Verilog仿真(arctan.m Kn.m sin_cos.m MATLAB Verilog)

针对FPGA一个实现vga显示的很好的例程，vhdl语言编写。-FPGA realize for a good vga display routines, vhdl language.

一种能简单的实现I2C通讯的代码，对于主机和从机之间的通讯讲解的很清楚。(A Code for I2C Communication)

RS232接收程序 无奇偶校验位 并行输出8位数据与data_ready数据准备好信号(RS232 receive procedures without parity 8-bit parallel output data and data ready signal data_ready)

ARM+FPGA JTAG(二合一)原理图与PCB(ARM+ FPGA JTAG (combined) schematic and PCB )

说明：  verilog实现awgn信道噪声的代码，支持可变的信噪比。利用移位寄存器来实现伪随机序列。(verilog code for implementation of awgn channel noise. support variable snr. use LSFR to implement the pseudo random sequence. )

用vhdl语言编写的程序，可以播放乐曲，有分频模块，可播放梁祝等歌曲。

I2C is a two-wire, bi-directional serial bus that provides a simple and efficient method of data exchange between devices.

友晶 altera DE2开发板中文用户手册，对DE2开发板的完整介绍。(DE2 development board Chinese user manual, a complete description of the DE2 board.)