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/Zephyr-latest/samples/sensor/ds18b20/
DREADME.rst1 .. zephyr:code-sample:: ds18b20
2 :name: DS18B20 1-Wire Temperature Sensor
5 Get ambient temperature data from a DS18B20 sensor (polling mode).
11 `DS18B20`_ 1-Wire temperature sensor.
14 https://www.analog.com/en/products/ds18b20.html
17 first available DS18B20 device discovered in the system. The sample checks the
23 The devicetree must have an enabled node with ``compatible = "maxim,ds18b20";``.
27 as shown in the Figure Hardware Configuration of the `DS18B20 datasheet`_ at
31 https://www.analog.com/media/en/technical-documentation/data-sheets/ds18b20.pdf
33 Boards with a built-in DS18B20 or a board-specific overlay
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Dsample.yaml2 name: DS18B20 Temperature Sensor sample
7 sample.sensor.ds18b20.w1_serial:
19 sample.sensor.ds18b20.w1_arduino_serial:
Darduino_serial.overlay8 * Example configuration of a DS18B20 device on an Arduino serial bus.
21 ds18b20 {
22 compatible = "maxim,ds18b20";
DCMakeLists.txt5 project(ds18b20) project
/Zephyr-latest/drivers/sensor/maxim/ds18b20/
DKconfig1 # DS18B20 temperature and humidity sensor configuration options
6 config DS18B20 config
7 bool "DS18B20 Temperature Sensor"
12 Enable driver for DS18B20 1-Wire temperature sensors.
DCMakeLists.txt5 zephyr_library_sources(ds18b20.c)
Dds18b20.c8 * Driver for DS18B20 and DS18S20 1-Wire temperature sensors
10 * - https://www.analog.com/media/en/technical-documentation/data-sheets/ds18b20.pdf
28 LOG_MODULE_REGISTER(DS18B20, CONFIG_SENSOR_LOG_LEVEL);
/Zephyr-latest/tests/drivers/build_all/sensor/
Dw1.dtsi9 test_w1_ds18b20: ds18b20 {
10 compatible = "maxim,ds18b20";
/Zephyr-latest/samples/sensor/ds18b20/boards/
Dserial_overlay.dtsi16 ds18b20 {
17 compatible = "maxim,ds18b20";
Dnucleo_g0b1re.overlay8 * Example configuration of a DS18B20 device on an Arduino serial bus.
Dnrf52840dk_nrf52840.overlay8 * Example configuration of a DS18b20 device on an Arduino serial bus, using
/Zephyr-latest/dts/bindings/sensor/
Dmaxim,ds18b20.yaml6 compatible: "maxim,ds18b20"
Daosong,dht.yaml10 DHT22 replaces the thermistor with a DS18B20 1-wire thermometer.
/Zephyr-latest/drivers/sensor/maxim/
DCMakeLists.txt5 add_subdirectory_ifdef(CONFIG_DS18B20 ds18b20)
DKconfig5 source "drivers/sensor/maxim/ds18b20/Kconfig"
/Zephyr-latest/samples/sensor/ds18b20/src/
Dmain.c14 * "maxim,ds18b20". (If there are multiple, just pick one.)
/Zephyr-latest/doc/releases/
Drelease-notes-3.2.rst740 * Added DS18B20 1-wire temperature sensor driver.
1106 * :dtcompatible:`maxim,ds18b20`