(For instructions on using the LM35 sensor, see http://wiki.laptop.org/go/Making_XO_sensors/Making_a_Temperature_Sensor and http://www.reducativa.com/xo/man-sis-sensoresdetemperatura.pdf - in Spanish)
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(For instructions on using the LM35 sensor, see http://wiki.laptop.org/go/Making_XO_sensors/Making_a_Temperature_Sensor , http://www.jgc.org/blog/2008/03/building-temperature-probe-for-olpc-xo.html and http://www.reducativa.com/xo/man-sis-sensoresdetemperatura.pdf - in Spanish)