Overview of 1-Wire® Technology and Its Use

Abstract: This article provides a general overview of the 1-Wire technology, its communication concept and, as a benefit of the low pin count, unusual package options. The main section discusses 1-Wire devices by their feature set and explains the typical applications. The article ends with practical information on how to evaluate 1-Wire devices, explains device customization options, and references resources that assist customers in integrating 1-Wire technology in their systems.
Overview of 1-Wire Technology and Its Use
By:Bernhard Linke, Principal Member Technical Staff
Jun 19, 2008

Abstract: This article provides a general overview of the 1-Wire technology, its communication concept and, as a benefit of the low
pin count, unusual package options. The main section discusses 1-Wire devices by their feature set and explains the typical
applications. The article ends with practical information on how to evaluate 1-Wire devices, explains device customization options,
and references resources that assist customers in integrating 1-Wire technology in their systems.


What Is 1-Wire Technology?
The basis of 1-Wire technology is aserial protocol using a single data line plus ground reference for communication. A 1-
Wiremasterinitiates and controls the communication wit