Support for the HC-SR04 ultrasonic sensor.
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Pimatic support for the HC-SR04 ultrasonic sensor.
Add the plugin to the plugin section:
{
"plugin": "ultrasonic"
}Then add a sensor for your device to the devices section:
{
"id": "ultrasonic",
"name": "Ultrasonic HC-SR04",
"class": "Ultrasonic",
"echo": 22,
"trigger": 18,
"timeout": 750,
"interval": 60000
}You can also select the unit:
example: "displayUnit": "cm"
Luke for mmm-usonic
Support for the HC-SR04 ultrasonic sensor.