mirror of
https://github.com/alexhopeoconnor/arduino-home-assistant.git
synced 2026-10-04 02:48:13 +10:00
alex
b9f4fd7f4b
- Add HAAvailabilityConfig for per-entity availability_topic and payloads - Defer discovery until MQTT connected; publish availability after discovery - HASensor/HANumber: optional suggested_display_precision in discovery - HASerializer/HADictionary: extend for new keys; update device types and mocks - Docs and examples reflect availability and precision usage - Tests updated for discovery and availability behavior - Ignore .cursor/ in repo root
56 lines
1.4 KiB
Arduino
56 lines
1.4 KiB
Arduino
#include <Ethernet.h>
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#include <ArduinoHA.h>
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#define LED_PIN 9
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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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// "led" is unique ID of the switch. You should define your own ID.
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HASwitch led("led");
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void onSwitchCommand(bool state, HASwitch* sender)
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{
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digitalWrite(LED_PIN, (state ? HIGH : LOW));
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sender->setState(state); // report state back to the Home Assistant
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}
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void setup() {
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pinMode(LED_PIN, OUTPUT);
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digitalWrite(LED_PIN, LOW);
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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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// set icon (optional)
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led.setIcon("mdi:lightbulb");
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led.setName("My LED");
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// led.setPayloadOn("ENABLE");
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// led.setPayloadOff("DISABLE");
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// led.setStateOn("running");
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// led.setStateOff("stopped");
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// led.setCommandTemplate("{{ value_json.command }}");
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// handle switch state
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led.onCommand(onSwitchCommand);
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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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// You can also change the state at runtime as shown below.
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// This kind of logic can be used if you want to control your switch using a button connected to the device.
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// led.setState(true); // use any state you want
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}
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