光栅尺的四细分和辩向电路，并具有计数器功能，利用Quartus综合，可以参考...

DES加密算法的VHDL实现,采用流水线技术实现(The VHDL implement of DES encrypt algorithmic)

Verilog HDL 读取EEPROM项目的详细构建(Verilog HDL EEPROM read the detailed construction)

自动售货机，投币自动售货 MaxplusII下运行-Vending machines, coin-operated automatic vending MaxplusII run

使用nios2点亮一个led灯，使用软件quartus13.0，开发板de2-115(nios2 led quartus13.0 de2-115)

8051核的vhdl原代码。-8051 core VHDL source code.

说明：  使用Verilog，以Quartus II 为平台，编写了一个DDS信号发生器程序。(Using Verilog and Quartus II as the platform, realizing the DDS signal generator program .)

8051参考设计，与其他8051的免费IP相比，文档相对较全，Oregano System 提供-8051 reference design, and other free IP in 8051 compared to relatively entire document, Oregano System for

Multiplication in Verilog code

说明：  实现对LCD1602的Verilog HDL编程(the program for LCD1602 based on Verilog HDL)

开关电源中用单片机产生可调电压控制PWM波程序,ADC0832读取输出电压(Single-chip switching power supply using adjustable voltage control PWM wave generation process, ADC0832 read the output voltage)