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通信網(wǎng)絡(luò)
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了解共模信號-Understanding Common-Mo
Abstract: To understand how common-mode signals are created and then suppressed, you should first understand the interaction of shields and grounds in common cable configurations. The following discussion defines a common-mode signal, revi...
2009-04-24 標(biāo)簽：信號 812
新增的Windows NT/2000/XP支持AN3315并
Abstract: This application note is a supplement to two previous application notes, which effectively extend the usage of the parallel-port, 2-wire hardware (presented in AN3230) and software (presented in AN3315) to computers operating on ...
2009-04-24 標(biāo)簽：端口 1040
可控制多外設(shè)的SPI/I²C總線
摘要：本應(yīng)用筆記對兩種模擬IC中常用的串行、數(shù)字接口(SPI™或3線、I²C或2線)進行了比較，每種接口在不同的設(shè)計中都表現(xiàn)出其優(yōu)點和缺點，具體取決于數(shù)據(jù)速率、可提供的...
2009-04-24 標(biāo)簽：總線 904
High-Speed I²C for the MA
Abstract: This application note provides a much-needed working high-speed I2C example. The application note shows an application circuit and provides all the firmware required to interface the MAXQ2000 microcontroller (MAXQ20 core) to the ...
2009-04-24 標(biāo)簽：MAX1239 1265
High-Side Current-Sense Amplif
Abstract: This circuit modifies a standard 32V high-side current monitor to measure load current (to 30mA) while accommodating any level of high voltage, subject to limitations in the external components. (The components shown allow measur...
2009-04-24 標(biāo)簽：Current-Se 1463
The MAX1407 Complete Data Acqu
Abstract: A design example for a portable data acquisition system is offered that greatly simplifies the circuit design task. A reduction from seven components down to three components is accomplished with a design that has lower system co...
2009-04-24 標(biāo)簽：MAX1407 955
自動化數(shù)據(jù)采集的ADC-Automating ADC Dat
Abstract: This article describes an automated data collection system for analog-to-digital converters (ADCs). It discusses the advantages of automating data collection as well as a detailed description of the hardware and software. It goes...
2009-04-24 標(biāo)簽：數(shù)據(jù)采集自動化 1207
采用Maxim驅(qū)動器-比較器-負載(DCL)器件及參數(shù)測量單
摘要：本應(yīng)用筆記介紹了Maxim新款PMU和DCL產(chǎn)品的功能并利用其特性滿足特定的輸出電流低于2mA或在2mA至50mA范圍的PMU應(yīng)用。 概述在傳統(tǒng)的半導(dǎo)體自動化測試中，DC...
2009-04-24 標(biāo)簽：驅(qū)動器 783
Transimpedance Amplifier Buffe
Abstract: A general-purpose current-measurement system employs a current transformer, ac-coupled to a transimpedance amplifier. About transimpedance and transconductance: The words "transconductance" and "tr...
采用MAXQ2000實現(xiàn)與MAX1169的高速I²
摘要：本應(yīng)用筆記給出了MAXQ2000微控制器(MAXQ20核)與MAX1169 16位ADC接口的應(yīng)用電路，并且提供了所需的全部固件。固件例程采用Rowley CrossWorks IDE Version 1.0開發(fā)。 MAX1169...
2009-04-24 標(biāo)簽：MAXQ2000 1450
計算誤差預(yù)算在精密數(shù)模轉(zhuǎn)換器應(yīng)用-Calculating t
Abstract: This application note analyses the parameters that affect the errors in precision digital-to-analog converter (DAC) applications. The analysis focuses on the factors introduced by both the data converter and the voltage reference...
2009-04-24 標(biāo)簽：誤差 1238
在FPGA中實現(xiàn)源同步LVDS接收正確字對齊
在串行數(shù)據(jù)傳輸中，數(shù)據(jù)接收端需要一些特定的信息來恢復(fù)出正確的字邊界，以確定串行碼流中哪些比特屬于原始并行數(shù)據(jù)里的同一時鐘節(jié)拍里的數(shù)據(jù)，這...
2009-04-24 標(biāo)簽：FPGA 5302
無線移動網(wǎng)絡(luò)在醫(yī)療衛(wèi)生行業(yè)的應(yīng)用
在香港舉行的HIMSS AsiaPac08醫(yī)療信息技術(shù)大會暨展覽上，《E-醫(yī)療》記者對Aruba Network公司全球醫(yī)療行業(yè)市場總監(jiān)Peter Mongroo先生進行了專訪。 在無線網(wǎng)絡(luò)方面擁...
2009-04-24 標(biāo)簽：網(wǎng)絡(luò) 918
采用非易失性靜態(tài)存儲器-Using Nonvolatile
Abstract: Vast resources have been spent by the semiconductor industry to build high-speed nonvolatile random-access read/write memory. This effort was undertaken because NV SRAM offers advantages over other memory devices such as DRAM, SR...
2009-04-24 標(biāo)簽：存儲器 1326
雙端口RAM-Dual Port RAM
Abstract: Asynchronous multiprocessor systems require a means to transmit data between two independently running processors. Dual port memory provides a common memory accessible to both processors that can be used to share and transmit dat...
2009-04-24 標(biāo)簽：端口 7856
1線文件結(jié)構(gòu)-1-Wire File Structure
Abstract: This application note discusses the 1-Wire® File Structure (OWFS). The OWFS provides a directory structure for data residing in 1-Wire devices including iButtons. It allows named files to be randomly accessed as they are on o...
2009-04-24 標(biāo)簽：文件結(jié)構(gòu) 1125
內(nèi)存產(chǎn)品-常見問題-Memory Products - Fr
Abstract: This application brief answer some frequently asked questions on some older, but still active, Dallas NV SRAM parts and discusses replacements for some obsolete parts. Issues covered included water washing, clarification of packa...
2009-04-24 標(biāo)簽：內(nèi)存 952
計時使用非易失性內(nèi)存和微控制器-Using a Nonvol
Abstract: This application note describes how to use a Nonvolatile Timekeeping RAM with an 8051-type microcontroller. An example schematic is provided. Source code provides an example of how to read and write the real-time clock (RTC) regi...
2009-04-24 標(biāo)簽：微控制器 700
最小遠程1線主協(xié)議-Minimal Remote 1-Wir
Abstract: Maxim 1-Wire devices are used in remote places where the distance between the device and the Host may exceed the 1-Wire specifications. This Application Note describes a simple protocol that can be used between the Host and a rem...
2009-04-24 標(biāo)簽：協(xié)議 1522
使用備份DS4510/DS4520/DS4550選擇快閃記憶
Abstract: Many high-reliability systems maintain a backup copy of their flash memory should a new software download become unusable for any reason. This application note describes how the DS4510, DS4520, and DS4550 non-volatile I/O expande...
NVSRAM設(shè)備編程
Abstract: This application note lists third-party vendors who manufacture programmers for the Dallas Semiconductor NVSRAM modules. IntroductionCustomers often ask how to transfer data to and from our NVSRAM mod...
2009-04-24 標(biāo)簽：編程 1069
實現(xiàn)密鑰的物理安全
摘要：軍用設(shè)備，特別是便攜式軍用設(shè)備(例如：無線電臺)，密鑰的物理安全性至關(guān)重要。選擇使用特殊設(shè)計的元器件能夠滿足實際應(yīng)用的標(biāo)準(zhǔn)要求，并可提供額外的保護措施。這些...
2009-04-24 標(biāo)簽：密鑰 1307
什么是交叉線?交叉線的做法？
什么是交叉線? 交叉線是常用的計算機到計算機直接連接的連線，一端按照t-568b壓制，另一端按t-568a壓制。 ...
2009-04-23 標(biāo)簽： 10225
什么是直通線？直通線的做法？
什么是直通線 直通線是常用的一種計算機到交換機連線，兩端壓制的線序都應(yīng)該按照t-568b方式進行壓制。交叉線是常用的計算機到計算機...
2009-04-23 標(biāo)簽：直通 9073
網(wǎng)絡(luò)微控制器的常見問題(FAQ)
摘要：本應(yīng)用筆記列舉了Maxim網(wǎng)絡(luò)微控制器的一些常見問題(FAQ)。針對應(yīng)用DS80C400、DS80C410或者DS80C411構(gòu)建網(wǎng)絡(luò)設(shè)備時所遇到的硬件和軟件問題進行了解答，并解答了網(wǎng)絡(luò)微控制器的一...
2009-04-23 標(biāo)簽：微控制器 1993
構(gòu)建網(wǎng)絡(luò)使陳舊的電腦外設(shè)重?zé)ㄉ鷻C
摘要：通過互聯(lián)網(wǎng)可以使陳舊的計算機設(shè)備重?zé)ㄉ鷻C。本篇應(yīng)用筆記闡述了如何采用TINI®，并通過網(wǎng)絡(luò)使只有一個并行端口的舊式點陣打印機重新發(fā)揮作用。采用相同的協(xié)議轉(zhuǎn)換...
2009-04-23 標(biāo)簽：網(wǎng)絡(luò) 630
安全的用戶認(rèn)證與網(wǎng)絡(luò)微控制器-Secure User Aut
Abstract: This application note describes the Windows® NT LAN Manager (NTLM) protocol and explains its use in secure user-authentication applications. It introduces the NTLM library available for use with the Maxim® network microco...
2009-04-23 標(biāo)簽：微控制器 906
利用DS5250產(chǎn)生RSA密鑰
摘要：DS5250微控制器評估(EV)板是經(jīng)過驗證的用于評估這款高速微控制器的平臺，本應(yīng)用筆記介紹了如何設(shè)置評估板，并根據(jù)應(yīng)用的位長需要產(chǎn)生RSA密鑰的方法。采用Keil µVision2&re...
2009-04-23 標(biāo)簽：DS5250 1468
Dual Voltage Tracking Circuit
Abstract: This note describes a dual tracking controller for a single I/O voltage and two core voltages. It describes how to apply the circuit to one or many core voltages. Principles covered include: the need for tracking, practical ...
2009-04-23 標(biāo)簽：Microp 1403
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