Jul 02

Dallas 1-Wire iButton teardown.

Recently I’ve been investigating 1-wire iButtons and interfacing them to different systems. I thought it might be interesting to see what’s inside an iButton. So here is my Dallas DS1990A iButton teardown.

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Jun 13

Reading 1-Wire iButtons using a UART

This post takes a look at a simple 1-Wire protocol reader/writer using a standard UART for detecting and communicating with 1-Wire devices. Written in C for Linux, and running on Intel Galileo. It could easily be ported to most other platforms.

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