VHDL language used to write the VGA control procedures have been verified, the a...

本人初学VHDL时编的比较系统的VHDL源程序 巨实用 -I am learning more systematic series of practical VHDL source Giant

用VHDL硬件描述语言实现的对FPGA（Cyclone II）的配置的VHDL源代码。-VHDL hardware description language for FPGA (Cyclone II) configurations VHDL source code.

说明：  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.)

spi driver: Analog Device DAC ad9788 SPI Controller

Leonardo综合器用STDL80 0.5um综合库，安装见说明，找到它真不容易。(STDL80 0.5um ASIC Library for Leonardo)

FPGA课件，个人感觉不错，希望对大家有帮助(FPGA software, personal feel good, I hope all of you help)

Verilog代码实现Sobel算子，包括整个工程，仿真也有。。仿真表明该程序能实现Sobel 算子硬件实现(Verilog，Sobel Operator)

Inroduce the LEON 2 microprocessor

驱动8*8点阵块显示汉字，可以自己根据要显示的内容随意更改，已通过验证。(Blocks of 8* 8 dot matrix drive display Chinese characters, you can display the content according to their random changes, has been verified.)

编写 VHDL 代码为 4 x 1 多路复用器，使用下面的方法 (1) if else 语句 (2) case 语句 (3) 与声明