1-Wire devices enable combinations of memory, mixed signal, and secure authentication functions via a single contact serial interface. According to Wikipedia …1-Wire is a device communications bus system designed by Dallas Semiconductor Corp. that provides low-speed data, signaling, and power over a single signal. 1-Wire is typically used to communicate with devices such as digital thermometers and weather instruments. A network of 1-Wire devices with an associated master device is called a MicroLan. nnDoes Digi, Sierra Wireless, Encore, Red Lion, CradlePoint or any of the major M2M modem providers support 1-Wire to attach sensors an so forth?