w1/slaves/w1_therm.rst

15 -----------
41 A bulk read of all devices on the bus could be done writing ``trigger``
43 send the convert command to all devices on the bus, and if parasite
44 powered devices are detected on the bus (and strong pullup is enabled
46 time required by parasited powered device on the line. Reading
48 -1 if at least one sensor still in conversion, 1 if conversion is complete
53 ``temperature`` on this device will return the temperature measured at the
59 adjust it (write). A temperature conversion time depends on the device type and
71 the sensor. Resolution is reset when the sensor gets power-cycled.
78 ``resolution`` entry on each device, if supported by the sensor.
80 Some non-genuine DS18B20 chips are fixed in 12-bit mode only, so the actual
85 The write-only sysfs entry ``eeprom`` is an alternative for EEPROM operations.
90 ``0`` if the device is parasite powered, ``1`` if the device is externally powered.
93 Values shall be space separated and in the device range (typical -55 degC
101 command to check if there are pariste powered devices on the bus.
105 be force-enabled.
117 location of the chip in the 1-wire bus without needing pre-existing
129 conversion completion (normal power only) by generating read cycles on the bus
132 Documentation/ABI/testing/sysfs-driver-w1_therm
135 compatible with DS18B20. Added are lowest 2\ :sup:`-5`, 2\ :sup:`-6` temperature
137 resolutions. The device is powered up in 14-bit resolution mode. The conversion