DS18B20 Maxim 1-wire temperature sensors
From Wiki2
DS18B20 Maxim 1-wire temperature sensors
- DS18B20 datasheet$1.00 each for chip, $3.00 each for waterproof sensor
one-wire protocol
- https://arduino-info.wikispaces.com/Brick-Temperature-DS18B20 multiple
- OneWire tutorial another better library
- color code for encased DS18B20 sensor red=vcc,black=gnd,yellow=data
