出租车的计费系统，通过这个文件可以清楚地了解出租车的计费原理。...

8位并行输入的数转换成串行输出，是基于高级硬件编程语言VHDL编写的。(8-bit parallel input into serial output digital conversion is based on the high-level hardware programming language VHDL prepared.)

本人编写的FPGA光电编码器输入模块,没有实验,但仿真基本实现,希望有参考价值.(FPGA optical encoder input module, there is no experimental, but simulation technology, hope to have reference value.)

VLSI Implementation IEEE Papers 2010 to 2014

说明：  FPGA控制外边led，并实现跑马灯等多种效果，用户可以自行控制(FPGA control outside led)

UMC 90nm design kit. please read before using thee models.

利用Cadence Allegro PCB SI进行SI仿真分析(Performed using the Cadence Allegro PCB SI SI simulation analysis)

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

光纤发送接收模块，verilog编写，主要用于光纤的发送和接收，波长1310nm(Fiber optic transmitter receiver module, verilog written primarily for transmitting and receiving the optical fiber, wavelength 1310nm)

实现在屏幕上显示绿色和红色相间的水平条纹。其中，vga_640x480模块将产生行同步信号hsyn和场同步信号 vsync; vga_stripes模块将产生red、green和blue三个输出。(The horizontal stripes of green and red are displayed on the screen. Among them, vga_640x480 module will produce line synchronization signal Hsyn and field synchronization signal vsync; vga_stripes module will produce red, green and blue three outputs.)

使用Quartus II 9.1完成俄罗斯方块游戏，只要使用有VGA和键盘接口的FPGA开发板就行实现。操作简单，使用的是VHDL和Verilog语言(Use the Quartus II 9.1 to complete the tetris game, as long as you use a VGA and keyboard interface implementation of FPGA development board. The operation is simple, the use of VHDL and the Verilog language)