VHDL语言教材

采用FPGA实现的DDS波形发生器源码，可以实现频率幅值变换、正弦波、方波、三角波输出，输出频率可达1MHz(FPGA implementation of the DDS waveform generator source frequency amplitude transform, sine wave, square wave, triangle wave output, the output frequency up to 1MHz)

system Verilog combinational logic

说明：  PF6182是一款很好的DC-DC同步降压IC。输出电压可调整，电流达2A。非常好用(PF6182 is a good DC-DC synchronous buck IC. Adjustable output voltage and current up to 2A. Very easy to use)

xilinx SP6系列的3-8译码器实现(Implementation of Xilinx SP6 Series 3-8 Decoder)

使用altera公司的FPGA进行VHDL开发，使用quartus2 9.0 软件在EP1C3T144C8开发板上实现跑马灯输出。-Altera company s FPGA using VHDL to the development, use quartus2 9.0 software EP1C3T144C8 Development Board to achieve ticker output.

是我们在在实验室做的摸60计数，并用LED显示出来。-is done in the laboratory in the loss of 60 counts, and LED show.

基于PCF8591数模转换和DDS技术的信号发生器系统设计(Design of Signal Generator System Based on PCF8591 Digital-to-Analog Conversion and DDS Technology)

2FSK的matlab仿真，叠加了高斯白噪声(2FSK matlab simulation, superimposed on a Gaussian white noise)

说明：  基于IIC协议的EEPROM模型，可实现串行数据转并行数据，并行数据转串行数据，分为EEPROM模块，EEPROM_WR模块，signal模块，Top模块(The EEPROM model based on IIC protocol can convert serial data to parallel data and parallel data to serial data. It is divided into EEPROM module and EEPROM module_ WR module, signal module, top module)

DAC0832 VHDL源程序 一个适合初学都的程序 (DAC0832 VHDL source code of a program suitable for both beginners)