Lines Matching +full:read +full:- +full:1

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32 read sequence will initiate a temperature conversion, then provide two
34 read along with a calculated crc value and YES or NO if it matched.
39 Alternatively, temperature can be read using ``temperature`` sysfs, it
42 A bulk read of all devices on the bus could be done writing ``trigger``
49 -1 if at least one sensor still in conversion, 1 if conversion is complete
50 but at least one sensor value has not been read yet. Result temperature is
53 read is sent but one sensor is not read immediately, the next access to
55 time of issue of the bulk read command (not the current temperature).
59 ``conv_time`` is used to get current conversion time (read), and
63 deviate from datasheet specs. There are three options: 1) manually set the
65 auto measure and set a conversion time by writing ``1`` to
72 the sensor. Resolution is reset when the sensor gets power-cycled.
78 Alternatively, resolution can be read or written using the dedicated
81 Some non-genuine DS18B20 chips are fixed in 12-bit mode only, so the actual
82 resolution is read back from the chip and verified.
86 The write-only sysfs entry ``eeprom_cmd`` is an alternative for EEPROM operations.
91 ``0`` if the device is parasite powered, ``1`` if the device is externally powered.
93 Sysfs ``alarms`` allow read or write TH and TL (Temperature High an Low) alarms.
94 Values shall be space separated and in the device range (typical -55 degC
100 strong pullup, 1 to enable autodetection or 2 to force strong pullup.
101 In case of autodetection, the driver will use the "READ POWER SUPPLY"
106 be force-enabled.
118 location of the chip in the 1-wire bus without needing pre-existing
126 detection of invalid conversion. Write bit mask ``1`` to ``features`` to enable
130 conversion completion (normal power only) by generating read cycles on the bus
133 Documentation/ABI/testing/sysfs-driver-w1_therm
136 compatible with DS18B20. Added are lowest 2\ :sup:`-5`, 2\ :sup:`-6` temperature
138 resolutions. The device is powered up in 14-bit resolution mode. The conversion
140 device supports driver features ``1`` and ``2``.
143 compatible with DS1825. The higher 4 bits of Config register read all 1,
144 indicating 15, but the device is always operating in 14-bit resolution mode.