Configure a DS18B20 Temperature Sensor
Configure a ds18b20
sensor to integrate a DallasTemperature DS18B20 1-wire digital temperature sensor into your machine:
Navigate to the Config tab of your machine’s page in the Viam app.
Click on the Components subtab and click Create component.
Select the sensor
type, then select the ds18b20
model.
Enter a name for your sensor and click Create.
Copy and paste the following attribute template into your sensor’s Attributes box. Then remove and fill in the attributes as applicable to your sensor, according to the table below.
{
"unique_id": "<your-sensor-unique-id>"
}
{
"unique_id": "12AAB31A12345678"
}
{
"components": [
{
"name": "<your-ds18b20-sensor-name>",
"model": "ds18b20",
"type": "sensor",
"namespace": "rdk",
"attributes": {
"unique_id": "<your-sensor-unique-id>"
},
"depends_on": []
}
]
}
The following attributes are available for ds18b20
sensors:
Attribute | Type | Inclusion | Description |
---|---|---|---|
unique_id | string | Required | The unique 64-bit serial code of your DS18B20 sensor. Laser engraved onto your sensor and available programmatically. Example: "28EEB2B81D160127" . Note that this ID will also be the last 16 digits of the device file when the sensor is mounted in a Linux filesystem. |
Test the sensor
After you configure your sensor, navigate to the Control tab and select the Sensors dropdown panel. If you have multiple sensors configured, your sensor will be listed here among others. To access detailed readings from your sensor, click on the Get Readings button.
Have questions, or want to meet other people working on robots? Join our Community Discord.
If you notice any issues with the documentation, feel free to file an issue or edit this file.
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