litepcie源程序

基于FPGA的SD卡音频播放器 经过调试可以直接用，音质很好有MP3的所有功能(FPGA-based audio player, SD card can be directly used after debugging, good sound quality with all the features of MP3)

异步FIFO的实现，很经典的三段式状态机的写法。(The realization of the asynchronous FIFO, very classic three-step writing state machine.)

有自己制作的下载器原理图，包含了stlinkv2,XDS100V3,USBBLASTER.原理图和封装，一款多功能下载器。(Have their own production downloader schematic diagram, contains stlinkv2, XDS100V3, USBBLASTER. Schematic diagram and encapsulation, a multi-function downloader.)

数字电压表的实现，VHDL语言实现，AD采用TLC549，通过学习，了解AD采集过程(The realization of digital voltage meter, VHDL language, AD using TLC549, by learning to understand the acquisition process AD)

用Verilog语言实现QPSK调制，QPSK是一种数字调制方式。它分为绝对相移和相对相移两种。 (Verilog language using QPSK modulation, QPSK is a digital modulation. It is divided into absolute and relative phase shift of the phase shift of two.)

vhdl 实现fpga 闪灯控制 流水线闪灯 还用signalTAP进行检测，给初学者参考(vhdl fpga flash control lines to achieve flash is also used signalTAP testing, to advanced users)

华为内部资料，包括verilog电路设计，硬件工程师手册，verilog约束，synplify使用指南等。内容较全面。(Huawei internal information, including verilog circuit design, hardware engineers manual, verilog constraints, synplify use guides. Content more comprehensive.)

高频卡读写原理及技术编程应用--卡的读取，写入。(High-frequency card reader technology)

uart_tr 异步串口通信主机 使用verilog HDL语言编写(uart_tr the host of the uart )

超前进位加法器