VHDL黄金版，本人费了九牛才找到，帮助初学者入门

基于FPGA的电子密码锁设计-已在开发板上成功运行，通过老师检验。(FPGA based electronic password lock design- has been successfully developed on the development board, through the teacher inspection.)

该程序实现的N位全减器，首先实现一位的减法器，之后实现N位全减器。-Program of the N-bit-wide reduction, the first realization of a subtraction for, after all N-reduction devices.

VHDL与Verilog的比较-VHDL and Verilog comparison

采用VHDL编写的频率计，模块划分清晰易懂，基本原理为检测一个闸门脉冲周期内的信号次数，采用四段数码管显示

lattice ECP3系列高速FPGA serdes测试代码(lattice ECP3 series high speed serdes test code)

LIBRARY IEEE USE IEEE.STD_LOGIC_1164.ALL USE IEEE.STD_LOGIC_ARITH.ALL USE IEEE.STD_LOGIC_UNSIGNED.ALL

介绍了在数字语音通信中, 利用在系统可编程技术和复杂可编程逻辑器件CPLD, 实现了数字语音的复接和分接 对于其中的单稳态电路的数字化和数字锁相环提取位同步信号也进行了详细的设计说明。实际应用结果表明, 系统工作稳 定可靠, 设计是成功的。(Describes the digital voice communications, the use of in-system programmable technical and complex programmable logic device CPLD, to achieve the digital voice multiplexer and demultiplexer for the single steady state in which the digital circuit and digital phase locked loop extraction bit synchronization signals are also carried out a detailed design specification. The practical application results show that the system works stable and reliable design is successful.)

Some useful things to know about picoblaze microcontroller.

此功能是实现曼彻斯特编码的Verilog代码，经过在xilinx sp6上实际运行证实可行。(This function is to achieve the Manchester code Verilog code, through the Xilinx SP6 actual operation proved.)

说明：  设计了六相感应电机的控还原 制平台的硬件结构及其各个组成部分,控制平台结构主要由DSP控制系统和主驱动电路系统以及检测电路系统组成。控制系统采用TI公司的TMS320F2812快速DSP控制芯片。 (This paper designs the hardware structure of the six-phase motor control system and introduces every component. The control platform consists of DSP control system, main drive circuit system and detection circuit system .The control system adopts TMS320F2812 DSP chip of TI Company. 更多还原 )