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Tom Rini53633a82024-02-29 12:33:36 -05001# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/iio/temperature/melexis,mlx90632.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Melexis MLX90632 contactless Infra Red temperature sensor
8
9maintainers:
10 - Crt Mori <cmo@melexis.com>
11
12description: |
13 https://www.melexis.com/en/documents/documentation/datasheets/datasheet-mlx90632
14
15 There are various applications for the Infra Red contactless temperature
16 sensor and MLX90632 is most suitable for consumer applications where
17 measured object temperature is in range between -20 to 200 degrees
18 Celsius with relative error of measurement below 1 degree Celsius in
19 object temperature range for industrial applications. Since it can
20 operate and measure ambient temperature in range of -20 to 85 degrees
21 Celsius it is suitable also for outdoor use.
22
23 Be aware that electronics surrounding the sensor can increase ambient
24 temperature. MLX90632 can be calibrated to reduce the housing effect via
25 already existing EEPROM parameters.
26
27 Since measured object emissivity effects Infra Red energy emitted,
28 emissivity should be set before requesting the object temperature.
29
30properties:
31 compatible:
32 const: melexis,mlx90632
33
34 reg:
35 maxItems: 1
36 description: Default is 0x3a, but can be reprogrammed.
37
38 vdd-supply:
39 description: provide VDD power to the sensor.
40
41required:
42 - compatible
43 - reg
44
45additionalProperties: false
46
47examples:
48 - |
49 i2c {
50 #address-cells = <1>;
51 #size-cells = <0>;
52
53 temp-sensor@3a {
54 compatible = "melexis,mlx90632";
55 reg = <0x3a>;
56 vdd-supply = <&ldo4_reg>;
57 };
58 };
59...