DS18S20 man page on DragonFly

DS18S20 man page on DragonFly

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DS18S20(3)		     One-Wire File System		    DS18S20(3)

NAME
       DS18S20 - High-Precision 1-Wire Digital Thermometer

       DS1920 - iButton version of the thermometer

SYNOPSIS
       Thermometer.

       10  [.]XXXXXXXXXXXX[XX][/[  die | power | temperature | temphigh | tem‐
       plow | trim | trimblanket | trimvalid | ]]

FAMILY CODE
       10

SPECIAL PROPERTIES
   power
       read-only,yes-no
       Is the chip powered externally (=1) or from the parasitically from  the
       data bus (=0)?

   temperature
       read-only, floating point
       Temperature  read  by the chip at high resolution (~12 bits). Units are
       selected from the invoking command line. See owfs(1) or owhttpd(1)  for
       choices. Default is Celsius.  Conversion takes 1000 msec.

STANDARD PROPERTIES
DESCRIPTION
   DS18S20 DS1920
       The DS18S20 (3) is one of several available 1-wire temperature sensors.
       It has been largely replaced by the DS18B20 (3) and DS1822 (3) as  well
       as  temperature/vlotage	measurements in the DS2436 (3) and DS2438 (3).
       For truly versatile temperature measurements, see  the  protean	DS1921
       (3) Thermachron (3).

ADDRESSING
DATASHEET
       http://pdfserv.maxim-ic.com/en/ds/DS18S20.pdf

SEE ALSO
AVAILABILITY
       http://www.owfs.org

AUTHOR
       Paul Alfille (paul.alfille@gmail.com)

OWFS Manpage			     2003			    DS18S20(3)

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