加法器（使用verilog编写的）,虽然简单，但是这也是学习verilog最基础的东西！希望大家一起学习！...

this is verilog code for designing ALU in fpga.

说明：  脉冲宽度调制，VHDL代码编写，包括QUARTUSII和MODELSIM工程以及testbench(Pulse width modulation, VHDL coding, including QUARTUSII and ModelSim engineering and Testbench)

基于FPGA 黑金ALINX 515的 ADDA采样模块源码（需调试）(ADDA Sampling Module Source Code Based on FPGA Heijin ALINX 515)

32bits FIFO with synchronizer. pass the synthesis using Synopsys tools-bits FIFO with synchronizer. Pass the sy nthesis using Synopsys tools

本代码实现了486总线的功能，初学者可以借鉴学习-This code implements the 486 bus functions, beginners can learn to learn

cpld 控制 8-32M sdram 控制器 maxII epm570实现。 pdf 的说明文件-CPLD control 8-32M sdram controller maxII epm570 realize. pdf documentation

一个用于数字解调的应用程序，主要用于数字接收机的应用方面-A demodulator for digital applications, mainly for the application of digital receiver

LPC4357开发板采用ARM的Cortex-M4微控制器LPC4357。内置一个ARM Cortex-M0协处理，CPU运行频率高达204MHz，片内集成1MB Flash和36KB SRAM。开发板采用独立核心板设计，核心板集成64MB SDRAM、128MB NAND-Flash、4MB SPI-Flash。核心板上的摄像头接口可直接连接各种型号的摄像头，两侧160P排针接口引出了除EMC总线外的LPC4357芯片所有功能管脚。 开发板提供丰富的外设接口，包括以太网、液晶屏、摄像头、USB-Host、USB-OTG、SD卡、RS232、RS485、CAN、耳机、麦克风、温度传感器、AD/DA、JTAG仿真器等。此外，开发板提供一个14P扩展接口，包括1路UART、1路SPI、1路I2C、4个IO、3.3V、5V，可以很方便的扩展自己的外围电路。(DS-LPC4357 development board using the Cortex-M4 microcontroller LPC4357 ARM s. A built-in ARM Cortex-M0 co-processor, CPU operating frequency up to 204MHz, 1MB Flash and 136KB SRAM integrated on chip. Development board using an independent core board design, the core board integrates 64MB SDRAM, 128MB NAND-Flash, 4MB SPI-Flash. Camera core board interface can be directly connected to various types of cameras, both sides 160P pin interface leads to the outside of the bus in addition to EMC LPC4357 chip all the functions of the pins. Development board provides a rich set of peripheral interfaces, including Ethernet, LCD screen, camera, USB-Host, USB-OTG, SD card, RS232, RS485, CAN, headphone, microphone, temperature sensor, AD/DA, JTAG emulator, etc. . In addition, the development board provides a 14P expansion interfaces, including one-way UART, 1 road SPI, 1 channel I2C, 4 个 IO, 3.3V, 5V, can easily expand their peripheral circuits.)

基于vhdl语言的15位gold序列的设计的开端一部分程序(Vhdl language based on sequences of the 15 gold as part of the beginning of the design process)

UART communication on SPARTAN 6 it contains tx and rx