xref: /linux/Documentation/hwmon/hs3001.rst (revision a1c613ae4c322ddd58d5a8539dbfba2a0380a8c0)
1*43fbe66dSAndre Werner.. SPDX-License-Identifier: GPL-2.0-or-later
2*43fbe66dSAndre Werner
3*43fbe66dSAndre WernerKernel driver HS3001
4*43fbe66dSAndre Werner====================
5*43fbe66dSAndre Werner
6*43fbe66dSAndre WernerSupported chips:
7*43fbe66dSAndre Werner
8*43fbe66dSAndre Werner  * Renesas HS3001, HS3002, HS3003, HS3004
9*43fbe66dSAndre Werner
10*43fbe66dSAndre Werner    Prefix: 'hs3001'
11*43fbe66dSAndre Werner
12*43fbe66dSAndre Werner    Addresses scanned: -
13*43fbe66dSAndre Werner
14*43fbe66dSAndre Werner    Datasheet: https://www.renesas.com/us/en/document/dst/hs300x-datasheet?r=417401
15*43fbe66dSAndre Werner
16*43fbe66dSAndre WernerAuthor:
17*43fbe66dSAndre Werner
18*43fbe66dSAndre Werner  - Andre Werner <andre.werner@systec-electronic.com>
19*43fbe66dSAndre Werner
20*43fbe66dSAndre WernerDescription
21*43fbe66dSAndre Werner-----------
22*43fbe66dSAndre Werner
23*43fbe66dSAndre WernerThis driver implements support for the Renesas HS3001 chips, a humidity
24*43fbe66dSAndre Wernerand temperature family. Temperature is measured in degrees celsius, relative
25*43fbe66dSAndre Wernerhumidity is expressed as a percentage. In the sysfs interface, all values are
26*43fbe66dSAndre Wernerscaled by 1000, i.e. the value for 31.5 degrees celsius is 31500.
27*43fbe66dSAndre Werner
28*43fbe66dSAndre WernerThe device communicates with the I2C protocol. Sensors have the I2C
29*43fbe66dSAndre Werneraddress 0x44 by default.
30*43fbe66dSAndre Werner
31*43fbe66dSAndre Wernersysfs-Interface
32*43fbe66dSAndre Werner---------------
33*43fbe66dSAndre Werner
34*43fbe66dSAndre Werner=================== =================
35*43fbe66dSAndre Wernertemp1_input:        temperature input
36*43fbe66dSAndre Wernerhumidity1_input:    humidity input
37*43fbe66dSAndre Werner=================== =================
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