Next driver by ChatGPT : "IKEA ALPSTUGA Matter" :
/*
* IKEA ALPSTUGA Matter Air Quality Monitor
*
* https://community.hubitat.com/t/what-do-i-need-at-ikea/158182/72?u=kkossev
*
* Last edited: 2026/05/16 11:40 PM
*
*/
import hubitat.device.HubAction
import hubitat.device.Protocol
metadata {
definition(name: "IKEA ALPSTUGA Matter w/ healthStatus", namespace: "community", author: "kkossev + ChatGPT + Claude", singleThreaded: true, importUrl: "https://raw.githubusercontent.com/kkossev/Hubitat/development/Drivers/Ikea%20Matter/IKEA%20ALPSTUGA%20Matter%20AQ%2BTemp%2BHum%2BPM2.5%2BCO2.groovy") {
capability "Sensor"
capability "Switch"
capability "TemperatureMeasurement"
capability "RelativeHumidityMeasurement"
capability "AirQuality"
capability "CarbonDioxideMeasurement"
capability "Refresh"
capability "Initialize"
capability "HealthCheck"
attribute "airQuality", "string"
attribute "pm25", "number"
attribute "healthStatus", "enum", ["online", "offline"]
attribute "rtt", "number"
}
preferences {
input name: "txtEnable", type: "bool", title: "Enable descriptionText logging", defaultValue: true
input name: "logEnable", type: "bool", title: "Enable debug logging", defaultValue: false
input name: "enableHealthCheck", type: "bool", title: "Enable health check (ping every 5 min)", defaultValue: true
input name: "enableAutoReInit", type: "bool", title: "Auto re-initialize after 2 consecutive ping failures", defaultValue: true
}
}
void installed() {
state.stats = [initializeCounter: 0, pingFailCounter: 0, autoReInitCounter: 0]
initialize()
}
void updated() {
logInfo "updated..."
if (logEnable) runIn(7200, "logsOff")
initialize()
}
void logsOff() {
device.updateSetting("logEnable", [value: "false", type: "bool"])
logWarn "Debug logging disabled"
}
void initialize() {
if (state.stats == null) { state.stats = [initializeCounter: 0, pingFailCounter: 0, autoReInitCounter: 0] }
state.stats.initializeCounter = (state.stats.initializeCounter ?: 0) + 1
unschedule("deviceHealthCheck")
unschedule("pingTimeout")
unschedule("autoReInit")
state.pingStart = null
state.pingConsecutiveFails = 0
if (getDataValue("newParse") != "true") { device.updateDataValue("newParse", "true") }
logInfo "initialize... (initializeCounter=${state.stats.initializeCounter})"
logInfo "model=${device.getDataValue('model') ?: device.model} newParse=${getDataValue("newParse")} uptime=${location.hub.uptime}"
subscribeToAttributes()
refresh()
if (enableHealthCheck != false) { runEvery5Minutes("deviceHealthCheck") }
}
void refresh() {
logDebug "refresh()"
List<Map<String,String>> paths = []
paths.add(matter.attributePath(0x01, 0x0006, 0x0000)) // OnOff
paths.add(matter.attributePath(0x01, 0x005B, 0x0000)) // AirQuality
paths.add(matter.attributePath(0x01, 0x0402, 0x0000)) // Temperature
paths.add(matter.attributePath(0x01, 0x0405, 0x0000)) // Humidity
paths.add(matter.attributePath(0x01, 0x042A, 0x0000)) // PM2.5
paths.add(matter.attributePath(0x01, 0x040D, 0x0000)) // CO2 MeasuredValue
paths.add(matter.attributePath(0x00, 0x0028, 0x000A)) // Software version string
String cmd = matter.readAttributes(paths)
sendHubCommand(new HubAction(cmd, Protocol.MATTER))
}
private void subscribeToAttributes() {
List<Map<String,String>> paths = []
paths.add(matter.attributePath(0x01, 0x0006, 0x0000))
paths.add(matter.attributePath(0x01, 0x005B, 0x0000))
paths.add(matter.attributePath(0x01, 0x0402, 0x0000))
paths.add(matter.attributePath(0x01, 0x0405, 0x0000))
paths.add(matter.attributePath(0x01, 0x042A, 0x0000))
paths.add(matter.attributePath(0x01, 0x040D, 0x0000))
String cmd = matter.cleanSubscribe(0, 600, paths)
sendHubCommand(new HubAction(cmd, Protocol.MATTER))
logInfo "subscribing to on/off + air quality + temp + humidity + PM2.5 + CO2 (EP1)"
}
void parse(String description) {
logDebug "parse(String) called - ignored (newParse:true mode only)"
}
// parse(Map) - newParse:true format only
// Attribute report : [callbackType:Report, endpointInt:1, clusterInt:1026, attrInt:0, value:2343]
// Float report : [callbackType:Report, endpointInt:1, clusterInt:1066, attrInt:0, value:5.0]
void parse(Map msg) {
logDebug "parse(Map) received: ${msg}"
handleLiveness(msg)
// Ping response (explicit) or implicit ping success (any msg while ping in-flight)
if (state.pingStart != null) {
unschedule("pingTimeout")
Long rtt = now() - (state.pingStart as Long)
if (msg.clusterInt == 0x0028 && msg.attrInt == 0x0000) {
sendEvent(name: "rtt", value: rtt, unit: "ms", type: "digital", descriptionText: "Ping round-trip time: ${rtt} ms")
logInfo "Ping RTT: ${rtt} ms"
state.pingStart = null
return // ping response fully handled
}
logDebug "Implicit ping success (msg arrived while ping in-flight), RTT: ${rtt} ms"
state.pingStart = null
}
Integer ep = msg.endpointInt
Integer clus = msg.clusterInt
Integer attrId = msg.attrInt
if (ep == null || clus == null || attrId == null) return
// Software version string (Basic Information cluster 0x0028, attr 0x000A) — EP0
if (clus == 0x0028 && attrId == 0x000A) {
String ver = msg.value?.toString() ?: ""
device.updateDataValue("softwareVersion", ver)
logInfo "softwareVersion=${ver}"
return
}
// All sensor attributes are on EP1
if (ep != 0x01) {
logDebug "Ignoring endpointInt=${ep} cluster=${clus}"
return
}
// On/Off: cluster 0x0006 attr 0x0000
if (clus == 0x0006 && attrId == 0x0000) {
Integer v = safeInt(msg.value)
if (v != null) {
String sw = (v != 0) ? "on" : "off"
sendEvent(name: "switch", value: sw, descriptionText: txtEnable ? "Switch is ${sw}" : null)
logInfo "Switch is ${sw}"
}
return
}
// Air Quality: cluster 0x005B attr 0x0000
if (clus == 0x005B && attrId == 0x0000) {
Integer aq = safeInt(msg.value)
if (aq != null) {
String aqText = airQualityToText(aq)
sendEvent(name: "airQuality", value: aqText, descriptionText: txtEnable ? "Air quality is ${aqText}" : null)
sendEvent(name: "airQualityIndex", value: aq)
logInfo "Air quality is ${aqText} (index: ${aq})"
}
return
}
// Temperature: cluster 0x0402 attr 0x0000 (0.01 °C, signed)
if (clus == 0x0402 && attrId == 0x0000) {
Integer raw = safeInt(msg.value)
if (raw != null) {
BigDecimal c = ((short) raw) / 100.0
BigDecimal cRounded = c.setScale(1, BigDecimal.ROUND_HALF_UP)
def t = convertTemperatureIfNeeded(cRounded, "C", 1)
String unit = (location.temperatureScale == "F") ? "°F" : "°C"
sendEvent(name: "temperature", value: t, unit: unit, descriptionText: txtEnable ? "Temperature is ${t} ${unit}" : null)
logInfo "Temperature is ${t} ${unit}"
}
return
}
// Humidity: cluster 0x0405 attr 0x0000 (0.01 %)
if (clus == 0x0405 && attrId == 0x0000) {
Integer raw = safeInt(msg.value)
if (raw != null) {
BigDecimal rh = (raw / 100.0).setScale(1, BigDecimal.ROUND_HALF_UP)
sendEvent(name: "humidity", value: rh, unit: "%", descriptionText: txtEnable ? "Humidity is ${rh}%" : null)
logInfo "Humidity is ${rh}%"
}
return
}
// PM2.5: cluster 0x042A attr 0x0000 (IEEE 754 float32)
if (clus == 0x042A && attrId == 0x0000) {
Float pm = safeFloat(msg.value)
if (pm != null) {
Integer pmInt = Math.round(pm)
sendEvent(name: "pm25", value: pmInt, unit: "µg/m³", descriptionText: txtEnable ? "PM2.5 is ${pmInt} µg/m³" : null)
logInfo "PM2.5 is ${pmInt} µg/m³"
}
return
}
// CO2: cluster 0x040D attr 0x0000 (IEEE 754 float32, ppm)
if (clus == 0x040D && attrId == 0x0000) {
Float co2f = safeFloat(msg.value)
if (co2f != null) {
Integer co2 = Math.round(co2f)
sendEvent(name: "carbonDioxide", value: co2, unit: "ppm", descriptionText: txtEnable ? "CO₂ is ${co2} ppm" : null)
logInfo "CO₂ is ${co2} ppm"
}
return
}
logDebug "parse(Map): unhandled msg: ${msg}"
}
private Integer safeInt(def v) {
if (v == null) return null
if (v instanceof Boolean) return v ? 1 : 0
try { return Integer.parseInt(v.toString(), 10) } catch (Exception ignored) { return null }
}
// For IEEE 754 float32 clusters (PM2.5, CO2):
// In newParse:true mode Hubitat delivers float attributes as Java Float; fall back to intBitsToFloat for raw integer delivery.
private Float safeFloat(def v) {
if (v == null) return null
if (v instanceof Float) return v
if (v instanceof Double) return v.floatValue()
if (v instanceof Number) return Float.intBitsToFloat(v.intValue())
try { return Float.intBitsToFloat(Integer.parseInt(v.toString(), 10)) } catch (Exception ignored) { return null }
}
void on() {
String cmd = matter.on()
sendHubCommand(new HubAction(cmd, Protocol.MATTER))
}
void off() {
String cmd = matter.off()
sendHubCommand(new HubAction(cmd, Protocol.MATTER))
}
private static String airQualityToText(Integer v) {
switch (v) {
case 0: return "unknown"
case 1: return "good"
case 2: return "fair"
case 3: return "moderate"
case 4: return "poor"
case 5: return "very poor"
case 6: return "extremely poor"
default: return "unknown"
}
}
/* ---------- health check ---------- */
private void handleLiveness(Map msg) {
// Cancel pending auto-reinit — any Matter message means the device is alive
unschedule("autoReInit")
// Reset consecutive fail counter on any activity
state.pingConsecutiveFails = 0
// If device was offline, mark it back online
if (device.currentValue("healthStatus") != "online") {
sendEvent(name: "healthStatus", value: "online", descriptionText: "${device.displayName} is online", type: "digital")
logInfo "Device is back online"
}
}
void ping() {
deviceHealthCheck()
}
void deviceHealthCheck() {
if (enableHealthCheck == false) { return }
logDebug "deviceHealthCheck() - sending DataModelRevision read"
state.pingStart = now()
List<Map<String,String>> paths = [matter.attributePath(0x00, 0x0028, 0x0000)]
sendHubCommand(new HubAction(matter.readAttributes(paths), Protocol.MATTER))
runIn(30, "pingTimeout")
}
void pingTimeout() {
state.pingStart = null
state.pingConsecutiveFails = (state.pingConsecutiveFails ?: 0) + 1
if (state.stats == null) { state.stats = [:] }
state.stats.pingFailCounter = (state.stats.pingFailCounter ?: 0) + 1
sendEvent(name: "rtt", value: -1, unit: "ms", type: "digital", descriptionText: "Ping timeout (consecutiveFails=${state.pingConsecutiveFails})")
logWarn "Ping timeout! consecutiveFails=${state.pingConsecutiveFails} (total pingFails=${state.stats.pingFailCounter})"
if (state.pingConsecutiveFails >= 2) {
sendEvent(name: "healthStatus", value: "offline", descriptionText: "${device.displayName} is offline", type: "digital")
logWarn "Device is OFFLINE after ${state.pingConsecutiveFails} consecutive ping failures"
if (enableAutoReInit != false) {
logWarn "Auto re-init scheduled in 30 seconds"
runIn(30, "autoReInit")
}
}
}
void autoReInit() {
if (state.stats == null) { state.stats = [:] }
state.stats.autoReInitCounter = (state.stats.autoReInitCounter ?: 0) + 1
logWarn "Auto re-initializing after failed health checks (autoReInitCounter=${state.stats.autoReInitCounter})"
initialize()
}
// Logging helpers — prefix all messages with device display name
private void logDebug(String msg) {
if (logEnable) { log.debug "${device.displayName} ${msg}" }
}
private void logInfo(String msg) {
if (txtEnable) { log.info "${device.displayName} ${msg}" }
}
private void logWarn(String msg) {
log.warn "${device.displayName} ${msg}"
}
The code is also available on GitHub : https://raw.githubusercontent.com/kkossev/Hubitat/development/Drivers/Ikea%20Matter/IKEA%20ALPSTUGA%20Matter%20AQ%2BTemp%2BHum%2BPM2.5%2BCO2.groovy
