Reading and Writing 1-Wire® Devices Through Serial Interfaces

Abstract:Thisapplicationnotepresentstheelectricalaspectofthe1-Wireprotocolfornewandlegacydevices.Aspecialsectionexplainshowtodetermineappropriatetimingparametersforanetworkcomprisedofbotholdandnew1-Wireslaves.The1-WireMasterConceptssectionprovidesreferencestootherdocumentsthatdiscuss1-Wiremastersindetailandtotherelatedsoftware.Maxim>DesignSupport>AppNotes>1-WireDevices>APP74Maxim>DesignSupport>AppNotes>iButton>APP74Maxim>DesignSupport>AppNotes>UARTs>APP74Keywords:1-Wire,OneWire,iButton,iButtons,serialport,serialcommunication,uart,8253,8250,1wireJun26,2009APPLICATIONNOTE74ReadingandWriting1-WireDevicesThroughSerialInterfacesBy:BernhardLinke,PrincipalMemberTechnicalStaffAbstract:Thisapplicationnotepresentstheelectricalaspectofthe1-Wireprotocolfornewandlegacydevices.Aspecialsectionexplainshowtodetermineappropriatetimingparametersforanetworkcomprisedofbotholdandnew1-Wireslaves.The1-Wi