Jeroen made a 1-wire temperature sensing system, he writes –
“When the central computer/network equipment hall of Tilburg University got new climate control equipment, the Unix system managers were anxious to get relevant information (mostly temperature readings) fed directly into their Nagios monitoring system. Several solutions were available, but none of them really looked good. So I set out to create a simple, low-tech, cheap, but reliable and professional solution to solve their request. “ [via] – Link.