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Searched refs:humidity (Results 1 – 25 of 27) sorted by relevance

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/linux/Documentation/hwmon/
H A Dchipcap2.rst14 …Datasheet: https://www.amphenol-sensors.com/en/telaire/humidity/527-humidity-sensors/3095-chipcap-2
23 This driver implements support for the Amphenol ChipCap 2, a humidity and
25 relative humidity is expressed as a per cent mille. The measurement ranges
28 - Relative humidity: 0 to 100000 pcm (14-bit resolution)
34 Depending on the hardware configuration, up to two humidity alarms to control
56 humidity1_input: RO humidity input
65 humidity1_min: RW humidity low limit. Measurements under
66 this limit trigger a humidity low alarm
67 humidity1_max: RW humidity high limit. Measurements above
68 this limit trigger a humidity high alarm
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H A Dsht3x.rst35 series of humidity and temperature sensors. Temperature is measured in degrees
36 celsius, relative humidity is expressed as a percentage. In the sysfs interface,
61 with the configured update interval on the chip. When a temperature or humidity
64 When the temperature and humidity readings move back between the hysteresis
77 humidity1_input: humidity input
80 humidity1_max: humidity max value
81 humidity1_max_hyst: humidity hysteresis value for max limit
84 humidity1_min: humidity min value
85 humidity1_min_hyst: humidity hysteresis value for min limit
88 humidity1_alarm: alarm flag is set to 1 if the humidity is outside the
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H A Dsht15.rst35 http://www.sensirion.ch/en/pdf/product_information/Datasheet-humidity-sensor-SHT1x.pdf
40 The SHT10, SHT11, SHT15, SHT71, and SHT75 are humidity and temperature
46 bits for humidity, or 12 bits for temperature and 8 bits for humidity.
48 The humidity calibration coefficients are programmed into an OTP memory on the
69 flag to indicate the temp/humidity resolution to use (default to false).
76 humidity1_input humidity input
H A Dhs3001.rst23 This driver implements support for the Renesas HS3001 chips, a humidity
25 humidity is expressed as a percentage. In the sysfs interface, all values are
36 humidity1_input: humidity input
H A Dshtc1.rst44 chips, a humidity and temperature sensor. Temperature is measured in degrees
45 celsius, relative humidity is expressed as a percentage.
67 - humidity input
H A Dhih6130.rst22 The HIH-6130 & HIH-6131 are humidity and temperature sensors in a SO8 package.
40 humidity input
H A Dsysfs-interface.rst489 `humidity[1-*]_input`
492 `humidity[1-*]_enable`
495 `humidity[1-*]_rated_min`
496 Minimum rated humidity.
498 `humidity[1-*]_rated_max`
499 Maximum rated humidity.
/linux/drivers/iio/humidity/
H A DKconfig3 # humidity sensor drivers
8 tristate "Aosong AM2315 relative humidity and temperature sensor"
14 relative humidity and ambient temperature sensor.
29 tristate "ENS210 temperature and humidity sensor"
34 humidity and temperature sensors.
40 tristate "TI HDC100x relative humidity and temperature sensor"
47 humidity and temperature sensors.
53 tristate "TI HDC2010 relative humidity and temperature sensor"
57 HDC2010 and HDC2080 relative humidity and temperature sensors.
63 tristate "TI HDC3020 relative humidity and temperature sensor"
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H A Dhtu21.c44 unsigned int humidity; in htu21_read_raw() local
60 &humidity); in htu21_read_raw()
63 *val = humidity; in htu21_read_raw()
H A DMakefile12 obj-$(CONFIG_HID_SENSOR_HUMIDITY) += hid-sensor-humidity.o
/linux/drivers/hwmon/
H A Dsht3x.c157 HWMON_CHANNEL_INFO(humidity, HWMON_H_INPUT | HWMON_H_MIN |
183 u32 humidity; member
282 data->humidity = sht3x_extract_humidity(val); in sht3x_update_client()
305 static int humidity1_input_read(struct device *dev, long *humidity) in humidity1_input_read() argument
312 *humidity = data->humidity; in humidity1_input_read()
324 u32 humidity; in limits_update() local
341 humidity = sht3x_extract_humidity(raw & 0xfe00); in limits_update()
343 data->humidity_limits[index] = humidity; in limits_update()
369 u32 humidity) in limit_write() argument
390 raw |= ((humidity * 42950) >> 16) & 0xfe00; in limit_write()
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H A Dhih6130.c41 int humidity; member
138 hih6130->humidity = hih6130_rh_ticks_to_per_cent_mille(t); in hih6130_update_measurements()
192 return sprintf(buf, "%d\n", hih6130->humidity); in hih6130_humidity_show()
H A Dshtc1.c68 int humidity; /* 1000 * relative humidity in %RH */ member
126 data->humidity = ((12500 * val) >> 13); in shtc1_update_client()
156 return sprintf(buf, "%d\n", data->humidity); in humidity1_input_show()
/linux/Documentation/ABI/testing/
H A Dsysfs-bus-iio-chemical-sgp4015 Set the relative humidity. This value is sent to the sensor for
16 humidity compensation.
17 Default value: 50000 (50 % relative humidity)
H A Dsysfs-class-hwmon944 Reports a humidity sensor failure.
961 Suggested humidity channel label.
966 this humidity channel is being used for, and user-space
982 Maximum humidity detection
985 - 1: Maximum humidity detected
995 Must be reported as an absolute humidity, NOT a delta
1010 Minimum humidity detection
1013 - 1: Minimum humidity detected
1023 Must be reported as an absolute humidity, NOT a delta
1030 Minimum rated humidity.
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H A Dsysfs-bus-iio-humidity6 Controls the heater device within the humidity sensor to get
/linux/drivers/iio/common/ms_sensors/
H A Dms_sensors_i2c.c459 u32 *humidity) in ms_sensors_ht_read_humidity() argument
482 *humidity = (((s32)(adc >> 8) * 12500) >> 16) * 10 - 6000; in ms_sensors_ht_read_humidity()
483 if (*humidity >= 100000) in ms_sensors_ht_read_humidity()
484 *humidity = 100000; in ms_sensors_ht_read_humidity()
H A Dms_sensors_i2c.h68 u32 *humidity);
/linux/arch/arm/boot/dts/st/
H A Dstm32mp151a-prtt1s.dts28 humidity-sensor@40 {
/linux/drivers/iio/chemical/
H A DKconfig57 temperature, pressure, humidity and gas sensing capability.
139 dioxide, relative humidity and temperature sensing capabilities.
174 dioxide, relative humidity and temperature sensing capabilities.
/linux/Documentation/w1/slaves/
H A Dw1_ds2438.rst22 wind speed/direction measuring, humidity sensing, etc.
/linux/drivers/iio/
H A DKconfig98 source "drivers/iio/humidity/Kconfig"
/linux/drivers/iio/pressure/
H A DKconfig42 an additional humidity sensor channel.
250 This driver is also used for MS8607 temperature, pressure & humidity
/linux/arch/arm64/boot/dts/ti/
H A Dk3-am642-hummingboard-t.dts134 humidity-sensor@41 {
/linux/arch/arm/boot/dts/aspeed/
H A Daspeed-bmc-ibm-system1.dts884 humidity-sensor@40 {

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