Buttons are microchips housed in small, round, metal containers, and are similar to coin cell batteries in appearance. Among ...

Finding alternative ways to unlock doors is a favorite hacker pastime. TkkrLab recently took on the challenge themselves. The hackerspace, which is located in the Netherlands, faced a problem common ...

Videx Inc.'s iButtons are dime-sized metal canisters containing a unique ID number that cannot be duplicated. When the iBR9000 touches an iButton, the button's ID is stored in its memory, along with ...

Mouser Electronics has launched the DS1925 iButton temperature logger from Maxim Integrated. The DS1925 iButton is a rugged, self-sufficient system that measures temperature and records the result in ...

All 1-Wire® devices, including iButton® devices, contain an 8-byte unique registration number in read-only memory (ROM). This registration number is used as a unique network address on a 1-Wire bus.

Finding the best logger for your applications that meets all the needed requirements can be a very difficult task. In this tutorial, the basics of Logger iButton® device as well as its primary and ...