标签: in-circuit

LowCostIn-circuitProgrammableQuadPowerSequencerLowCostIn-circuitProgrammableQuadPowerSequencerApplicationNoteApril27,2005AN175.0Author:CarlosMartinezInthisapplication,anX80141providescomparators,Table1.X80141InputThresholdsinternalreferencesanddelaycircuitstosi……

简单的双向模拟开关（MAX4525）在电路编程通过提供促进双服务为两行（SDA和沙田至中环线）可编程的设备上：正常操作，它们连接到其他的电路和编程模式，它们连接到编程的标头。Maxim>AppNotes>AnalogSwitchesandMultiplexersAutomaticTestEquipment(ATE)Keywords:in-circuitprogramming,serialbus,I2C,analogswitches,multiplexer,muxAug05,2010APPLICATIONNOTE4484In-CircuitProgrammingSwitchBy:EricSchlaepfer,ApplicationsEngineerAbstract:Asimplebidirectionalanalogswitch(MAX4525)facilitatesin-circuitprogrammingbyprovidingdualservicefortwolines(SDAandSCL)ontheprogrammabledevice:fornormaloperationtheyconnecttoothercircuitry,andforprogrammingmodetheyconnecttotheprogrammingheader.AsimilarversionofthisarticleappearedintheOctober21,2008issueofElectronicDesignmagazine.Manydevicesnowavailablerequireprogrammingthrougha……

摘要：高度集成78M6613系统芯片(SoC)降低了解决方案的印刷电路板(PCB)布局设计的复杂性。但是，设计的几个问题需要考虑最佳的测量精度和可靠性。本文讲述了PCB拖沓冗长、晶体振荡器组件、线电压电阻网络、分流电流传感器、两分流电流传感器拓扑、V3P3解耦电容器、电路在仿真器连接器和系统的通信接口。它特别不讨论漏电和间隙。请参阅漏电和UL60950-1中的间隙的探讨。78M6613PrintedCircuitBoardLayoutGuidelinesAMaximIntegratedProductsBrandAPPLICATIONNOTEAN_6613_050October2010IntroductionThehighlyintegrated78M6613SOCminimizestheexternalcomponentcountandreducesthecomplexityoftheprintedcircuitboardlayoutdesign.However,somedesignissuesrequireconsiderationforoptimummeasurementaccuracyandreliability.Thisapplicationnotedi……

摘要：本应用笔记介绍了Teridian公司的单相和多相能量测量IC提供各种开发和编程工具。具体来说，本文讨论了建议的编译器，在电路仿真器（ICE），闪光灯和团伙程序员，软件，固件，应用笔记，演示板和套件。71M651XEnergyMeterICAMaximIntegratedProductsBrandAPPLICATIONNOTEAN_651X_033NOVEMBER2010DevelopmentToolsThisApplicationNotedescribesthevariousdevelopmentandprogrammingtoolsavailableforthe71M651X,71M652X,and71M653XfamiliesofEnergyMeterICs.CompilerTeridianrecommendsusingtheCA51“CompilerKit”byKeil(www.keil.com),whichcontainstheVision3IntegratedDevelopmentEnvironment(IDE),completewith8051assembler,……

摘要：本应用笔记讨论了Teridian公司的78M3301，单相电源测量IC。描述测试设备，评估（EV）板，在电路仿真器，通信接口的安全防范措施。文章介绍，作为传感器与78M6613目前的分流，然后V3P3必须直接连接到精确的能量测量精度为中性接线。这种拓扑结构呈现两个潜在的安全问题，：78M6613地面针是低于接地正常3.3V;78M6613接地引脚的线路布线逆转的事件，成为120/240VAC。文章就此解释说，任何外部测试设备连接到78M6613-3.3V接地参考差距。78M6613AMaximIntegratedProductsBrandSafetyPrecautionsAPPLICATIONNOTEAN_6613_048October2010IntroductionWhenusingashuntasacurrentsensorwiththe78M6613,V3P3mustbedirectlyconnectedtotheNEUTRALwiringforpreciseenergymeasurementaccuracy.Thistopologypresentstwopotentialsafetyissues:The78M6613groundpinisnormally-3.3Vbelowearthground.IntheeventofaLINEwiringreversal,the78M6613groundpinbecomes120/24……