mirror of
https://github.com/alexhopeoconnor/arduino-home-assistant.git
synced 2026-10-04 02:48:13 +10:00
Dawid Chyrzyński
87b7e03fe6
* added support for setting None value in the HASensor * added support for the expire_after property in the HASensor * update readme and docs * added expire_after property in the HABinarySensor * increase default device types limit to 24 on non ATMega328/168 processors * added support for the JSON attributes in the HASensor
52 lines
1.5 KiB
Arduino
52 lines
1.5 KiB
Arduino
#include <Ethernet.h>
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#include <ArduinoHA.h>
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#define ANALOG_PIN A0
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#define BROKER_ADDR IPAddress(192,168,0,17)
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byte mac[] = {0x00, 0x10, 0xFA, 0x6E, 0x38, 0x4A};
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EthernetClient client;
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HADevice device(mac, sizeof(mac));
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HAMqtt mqtt(client, device);
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unsigned long lastUpdateAt = 0;
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// "myAnalogInput" is unique ID of the sensor. You should define your own ID.
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HASensorNumber analogSensor("myAnalogInput", HASensorNumber::PrecisionP1);
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// You can also specify the precision of the sensor by providing the second argument to the constructor as follows:
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// HASensorNumber analogSensor("myAnalogInput", HASensorNumber::PrecisionP2);
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// HASensorNumber analogSensor("myAnalogInput", HASensorNumber::PrecisionP3);
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void setup() {
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// you don't need to verify return status
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Ethernet.begin(mac);
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// set device's details (optional)
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device.setName("Arduino");
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device.setSoftwareVersion("1.0.0");
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// configure sensor (optional)
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analogSensor.setIcon("mdi:home");
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analogSensor.setName("Analog voltage");
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analogSensor.setUnitOfMeasurement("V");
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mqtt.begin(BROKER_ADDR);
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}
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void loop() {
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Ethernet.maintain();
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mqtt.loop();
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if ((millis() - lastUpdateAt) > 1000) { // 1000ms debounce time
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uint16_t reading = analogRead(ANALOG_PIN);
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float voltage = reading * 5.f / 1023.f; // 0.0V - 5.0V
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analogSensor.setValue(voltage);
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lastUpdateAt = millis();
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// you can reset the sensor as follows:
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// analogSensor.setValue(nullptr);
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}
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}
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