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教程资料 XAPP122 - Spartan-XL FPGA的Express配置

Express Mode uses an 8-bit wide bus path for fast configuration of Xilinx FPGAs. Thisapplication note provides information on how to perform Express configuration specifically forthe Spartan™-XL family. The Express mode signals and their associated timing are defined.The steps of Express con ...
https://www.eeworm.com/dl/fpga/doc/32588.html
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教程资料 XAPP098 - Spartan FPGA低成本、高效率串行配置

This application note shows how to achieve low-cost, efficient serial configuration for Spartan FPGA designs. The approachrecommended here takes advantage of unused resources in a design, thereby reducing the cost, part count, memory size,and board space associated with the serial configuration ci ...
https://www.eeworm.com/dl/fpga/doc/32590.html
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教程资料 WP401-FPGA设计的DO-254

The standard that governs the design of avioniccomponents and systems, DO-254, is one of the mostpoorly understood but widely applicable standardsin the avionic industry. While information on thegeneral aspects of the standard is easy to obtain, thedetails of exactly how to implement the standard ...
https://www.eeworm.com/dl/fpga/doc/32591.html
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教程资料 XAPP806 -决定DDR反馈时钟的最佳DCM相移

This application note describes how to build a system that can be used for determining theoptimal phase shift for a Double Data Rate (DDR) memory feedback clock. In this system, theDDR memory is controlled by a controller that attaches to either the OPB or PLB and is used inan embedded microproces ...
https://www.eeworm.com/dl/fpga/doc/32600.html
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教程资料 CPLD和FPGA设计介绍

Field Programmable Gate Arrays (FPGAs) are becoming a critical part of every system design. Many vendors offer many different architectures and processes. Which one is right for your design? How do you design one of these so that it works correctly and functions as you expect in your entire system ...
https://www.eeworm.com/dl/fpga/doc/32627.html
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教程资料 PLD对FPGA数据加密

SRAM-based FPGAs are non-volatile devices. Upon powerup, They are required to be programmed from an external source. This procedure allows anyone to easily monitor the bit-stream, and clone the device. The problem then becomes how can you effectively protect your intellectual property from others ...
https://www.eeworm.com/dl/fpga/doc/32637.html
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通信网络 网状网络解决通信限制的应用笔记

Abstract: The application note addresses how G3-PLC, a powerline communications protocol approvedby the International Telecommunications Union (ITU), enables mesh networking in advanced metering
https://www.eeworm.com/dl/564/33272.html
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通信网络 带有SerDes接口的PLB千兆位级以太网MAC

This application note describes a reference system which illustrates how to build an embeddedPowerPC® system using the Xilinx 1-Gigabit Ethernet Media Access Controller processor core.This system has the PLB_Gemac configured to use Scatter/Gather Direct Memory Access andthe Serializer/Deserial ...
https://www.eeworm.com/dl/564/33745.html
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传感与控制 如何选择补偿的硅压力传感器

Abstract: This reference design provides design ideas for a cost-effective, low-power liquid-level measurement dataacquisition system (DAS) using a compensated silicon pressure sensor and a high-precision delta-sigma ADC. Thisdocument discusses how to select the compensated silicon pressure sensor ...
https://www.eeworm.com/dl/562/34314.html
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传感与控制 三菱FX系列PLC与计算机无协议通讯

本文主要通过介绍PLC通讯的意义和三菱FX系列PLC的四种通讯方式,并重点介绍FX系列PLC与计算机无协议通讯,主要从无协议通讯的硬件、配线、数据寄存器设置、PLC与计算机无协议通讯的指令用法、PLC程序编写和计算机VB程序的编写来说明无协议通讯的过程和一般方法。 My dissertation introduces the significance of PLC commu ...
https://www.eeworm.com/dl/562/34539.html
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