VHDL实现的读取和写入SDRAM的程序代码，学习的人可以参考下

VHDL_APPOINTMENT TIME(Hẹn thời gian hiển thị LCD sử dụng ngôn ngữ VHDL)

SD卡读写源代码.用Verilog编写.很不错.值得借鉴.特别对SD卡开发的人员!(SD card reader-writer source code. Prepared to use Verilog. Is pretty good. Be used for reference. In particular, the development of personnel SD card!)

OQPSK在AWGN和频率选择性衰落信道中的仿真(OQPSK the AWGN and frequency selective fading channel simulation)

数字逻辑课程设计，用vhdl实现红外线传输系统的课程设计，下载验证通过-Digital logic course design, using vhdl infrared transmission system to achieve curriculum design, download verified by

Huffman encoder decoder verilog

FPGA，用VHDL语言产生可调的PWM波(FPGA, VHDL language adjustable PWM wave)

说明：  使用VHDL实现的LED-80分组密钥，相对于其它密钥具有硬件实现面积更小的特点(vhd code of a lightweight block cipher LED-80)

DAC0832的Verilog代码，适用于与ADC0809同时学习，效果明显！(DAC0832 Verilog code, applicable at the same time with ADC0809 learning, the effect is obvious!)

基于Verilog 的电子日历与电子时钟程序，可以进行调日期、星期、时间的分钟与小时，通过几种模式来显示日历与时间。-Verilog-based electronic calendar and e-clock procedures, can be adjusted date, week, time of minutes and hours, through several models to display a calendar and time.

常用的锁相环技术，此程序是我在设计高频电路中运用的，具体见程序，经调试无问题-Commonly used phase-locked loop technology, this program is in the design I used in high-frequency circuits, see the specific procedures, no problem by debugging