Application of VHDL on the SPI procedures. For novices to learn.

在FPGA上实现声卡接口，电子琴，滤波比较器，最终实现语音通信 -In the FPGA to achieve the sound card interface, flower, filter comparators, the eventual realization of voice communications

基于FPGA的神经网络硬件实现中的关键问题研究，适合用fpga研究神经网络的工程人员参考(FPGA-based hardware implementation of neural networks in the study of key issues for research with neural networks fpga reference works)

FPGA应用举例，非常适合初学者，高手莫下-FPGA application, for example, very suitable for beginners, experts, under Mo

基于NIOS驱动ALTERA DE1开发板的GPS模块工程-based on the nios ii drive the gpa module of altera de1 develop board,it s only a reference project

AL422B,FPGA写的控制时序。XIWANGDUIDAJIAYOUYONG(AL422B,timing of AL422b.)

关于I2C总线协议的verilog代码，里面包括了3个verilog代码(I2C bus protocol verilog code, which includes three verilog code)

01 线性调频信号的卷积功能测试（匹配） 02 LFM一维距离像 03 MATLAB联合FPGA仿真输入/输出功能测试 04 解速度模糊 05 扩展目标检测(01 LFM Test function of "conv" 02 LFM Range 03 MATLAB and FPGA 04 resovle speed resolution 05 Extended moving target)

这里是apb总线设计代码。这个源程序是基于verilog语言设计的(Here is the APB bus design code. This source program is designed based on Verilog language)

  基于FPGA(Field-Programmable Gate Array)的OFDM(Orthogonal Frequency Division Multiplexing)信号传输系统VHDL源码 use IEEE.std_logic_unsigned.all; package outconverter is constant stage : natural := 3; constant FFTDELAY:integer:=13+2*STAGE; constant FACTORDELAY:integer:=6; constant OUTDELAY:integer:=9; function counter2addr( counter : std_logic_vector; mask1:std_logic_vector; mask2:std_logic_vector ) return std_logic_vector; function outcounter2addr(counter : std_logic_vector) return std_logic_vector; end outconverter; package body outconverter is function counter2addr( counter : std_logic_vector; mask1:std_logic_vector; mask2:std_logic_vector ) return std_logic_vector is variable result :std_logic_vector(counter"range); begin for n in mask1"range loop if mask1(n)="1" then result( 2*n+1 downto 2*n ):=counter( 1 downto 0 ); elsif mask2(n)="1" and n/=STAGE-1

用AHDL语言编写,MAXPULS开发.通信不受外部时钟速率和数据字节数目限制.-with AHDL prepared MAXPULS development. Communications from external clock rate and restriction on the number of data bytes.