NewsForge: Acquiring data from the physical world
Feb 14, 2006, 22:00 (0 Talkback[s])
(Other stories by Rob Reilly)
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"If you want to track something physical, such as counting
people passing through a gate, or recording how the temperature
changes over time in a factory process, you can use a
microcontroller to do the measurement.
"And if you move the data onto a Linux server, you can store it
in a database, perform calculations, or send it out on a Web page.
The cost is reasonable and the process is simple..."