DS18B20 Maxim 1-wire temperature sensors

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Revision as of 23:39, 17 January 2013 by Tim (talk | contribs)
DS18B20 Maxim 1-wire temperature sensors
DS18B20 datasheet$1.00 each for chip, $3.00 each for waterproof sensor
one-wire protocol
[http://code.google.com/p/gfb/source/browse/#svn%2Farduino%2FDS2409%2Fexamples%2Fwalkswitch general on-wire library, includes DS2409 switch examples
OneWire tutorial another better library
online thermometer project
color code for encased DS18B20 sensor red=vcc,black=gnd,yellow=data

DS18B20-pinout.jpg