在Quartus环境中，采用VHDL语言编写的出租车计费系统，系统共分为分频、状态切换、记程、计费等模块，模仿现实中出租车计费。...

VHDL 乘法器 源代码，很好的VHDL 入门学习例程序-Multiplier VHDL source code, a good learning example VHDL entry procedures

spi通用串行总线，4线控制，可读写操作(SPI universal serial bus, 4-wire control, readable and writable operation)

这是基于Nios II的12864液晶点亮程序，包含汉字、字符等(This is a program which is based on Nios II ,its function is light the 12864 LCD that including Chinese characters, characters)

manchester_verilog源代码(manchester_verilog source code)

CPLD实用设计50例，非常经典的CPLD设计，包含50个实际的典型应用，涉及直流电机PWM驱动，编码等内容，有了这50例，举一反三，就会了很多应用-50 cases of practical CPLD design, very classic CPLD design, including 50 typical practical applications, involving PWM DC motor driver, coding, etc., with these 50 cases, giving top priority will be a lot of applications

FPGA实现DDS波形发生器，多种信号的产生，(FPGA realization of DDS waveform generator to produce a variety of signals,)

利用FPGA采集按键，加了消斗。其实跟单片机的效果差不多。-The use of FPGA collect keys, plus the elimination fighting. In fact, almost with the effect of SCM.

FPGA实现BPSK调制，带Modelsim仿真，实际系统测试通过，载波信号，调制波信号频率可调(FPGA implementation BPSK modulation with Modelsim simulation, the actual system test, the carrier signal, modulated wave signal frequency adjustable)

对ccd图像进行解码采集，并通过VGA输出(Ccd image decoding of the collection, and through the VGA output)

this contain the source code for noise cancellation ,which can be used in c platform.