出租车自动计费系统，功能完善，方便快捷，十分好用

vhdl波形发生程序.实现4种常见波形正弦、三角、锯齿、方波（A、B）的频率、幅度可控输出（方波 A的占空比也是可控的），可以存储任意波形特征数据并能重现该波形，还可完成 各种波形的线形叠加输出。 -vhdl waveform occurred procedures. 4 achieve common sinusoidal waveform, 1.30, sawtooth, square-wave (A, B) the frequency and amplitude control output (square A duty cycle is also controllable), can store data of arbitrary waveform characteristics and able to reproduce the waveform, but also through a variety of linear superposition of the waveform output.

verilog编写的RTC（实时时钟）包含APB总线接口、时钟计时部分等(verilog prepared by the RTC (real time clock) contains APB bus interface, clock time some other)

这是OFDM调制matlab的程序，中间详细描述了调制的过程，希望对大家有用。(This is the OFDM modulation matlab procedures, a detailed description of the intermediate modulation process, I hope useful.)

FPGA实现基于cordic算法的指数函数的程序(FPGA implementation of an exponential function program based on the cordic algorithm)

FPGA源代码公布，包括多进制数字频率调制VHDL程序FPGA驱动LCD显示中文字符“年”程序，LED静态显示ADC0809 VHDL控制程序，DAC0832 接口电路程序

goertzel stuff. contains matlab files and different explanations of how it is used for DTMF decoding.

单口RAM带CLR信号的verilog程序。很详细的.(Single-port RAM with a CLR signal)

MPEG-2TS 流嵌入控制数据的设计，设计的要求是用控制数据替换MPEG-2 TS 流中的空帧-MPEG-2TS control data stream embedded in the design, the design requirements is to control data to replace MPEG-2 TS stream of the air frame

ModelSim的波形比较的功能可以将当前仿真与一个参考数据（WLF文件）进行比较，比较的结果可以在波形窗口或者列表窗口中查看，也可以将比较的结果生成一个文本文件-ModelSim waveform can be compared to the current functional simulation with a reference (WLF paper ), the results can be compared in the waveform window or window List View, it will also compare the results generate a text file

Implement LMS vhdl code.