所需E币: 5
时间: 2019-12-24 18:14
大小: 70.09KB
摘要:本应用笔记介绍了包错误检查(PEC),因为它适用于DS1862激光控制和数字诊断IC。DS1862包含一个CRC-8字节和其他一些特殊字节,以提高可靠性的通信总线。讨论的主题包括两种方法计算的CRC-8,几个计算实例,以及如何指导具体实施的DS1862。Maxim>Designsupport>Appnotes>DigitalPotentiometers>APP3749Keywords:DS1862,CRC-8,CRC8,PEC,XFP,laser,laserdriver,digitaldiagnostics,packeterrorcheckingMar20,2006APPLICATIONNOTE3749AQuick-StartGuidetoDS1862Packet-ErrorCheckingAbstract:Thisapplicationnoteexplainspacket-errorchecking(PEC)asitappliestotheDS1862laser-controlanddigital-diagnosticsIC.TheDS1862incorporatesaCRC-8byteandseveralotherspecialbytestoimprovethereliabilityofthecommunicationbus.TopicsdiscussedincludetwomethodsforcalculatingtheCRC-8,severalcalculationexamples,andahow-toguideonimplementationspecifictotheDS……