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mideaAC_localController
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mideaAC_localController
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/*
Copyright 2021 - tomw
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-------------------------------------------
Change history:
0.9.0 - tomw - Initial release.
0.9.1 - tomw - Add 'off' as a thermostatMode. Some improvements to Fahrenheit setpoints (still in progress).
0.9.2 - tomw - Fix for data format of attributes: supportedThermostatFanModes and supportedThermostatModes
0.9.3 -
tcurtin - Add FanControl capability.
tomw - Command dropdown lists on device page now match actual supported settings.
0.9.4 - jcox10 - Bugfixes for "off" thermostat mode.
0.9.5 - tomw - Support for Turbo mode (command and attribute).
*/
metadata
{
definition(name: "Midea AC local controller", namespace: "tomw", author: "tomw", importUrl: "")
{
attribute "outdoorTemperature", "number"
capability "Configuration"
capability "FanControl"
capability "Initialize"
capability "Refresh"
capability "Thermostat"
command "dry"
command "fan_only"
command "setSpeed", [[name: "Fan speed*", type: "ENUM", constraints: supportedFanSpeedsList()]]
command "setThermostatFanMode", [[name: "Fan mode*", type: "ENUM", constraints: supportedThermoFanModesList()]]
command "setThermostatMode", [[name: "Thermostat mode*", type: "ENUM", constraints: supportedThermoModesList()]]
command "controlTurboMode", [[name: "Turbo mode*", type: "ENUM", constraints: ["on", "off"]]]
attribute "turboMode", "enum", ["on", "off"]
}
}
preferences
{
section
{
input name: "ipAddress", type: "text", title: "IP address", required: true
input name: "port", type: "number", title: "port", required: true, defaultValue: 6444
input name: "id", type: "number", title: "id", required: true
input name: "token", type: "text", title: "token", required: true
input name: "key", type: "text", title: "key", required: true
}
section
{
input name: "degC", type: "bool", title: "Use degrees C? (Off for Degrees F)", defaultValue: true
input name: "refreshInterval", type: "number", title: "Polling refresh interval in seconds", defaultValue: 60
input name: "logEnable", type: "bool", title: "Enable debug logging", defaultValue: true
}
}
def updated()
{
configure()
}
def configure()
{
def jsonOut = new groovy.json.JsonOutput()
def fanModes = jsonOut.toJson(supportedThermoFanModesList())
sendEvent(name: "supportedThermostatFanModes", value: fanModes)
def fanSpeeds = jsonOut.toJson(supportedFanSpeedsList())
sendEvent(name: "supportedFanSpeeds", value: fanSpeeds)
def thermoModes = jsonOut.toJson(supportedThermoModesList())
sendEvent(name: "supportedThermostatModes", value: thermoModes)
initialize()
}
def supportedThermoFanModesList()
{
return ["auto", "full", "high", "medium", "low", "silent"]
}
def supportedFanSpeedsList()
{
return ["auto", "full", "high", "medium", "low", "silent"]
}
def supportedThermoModesList()
{
return ["auto", "cool", "dry", "fan_only", "heat", "off"]
}
def initialize()
{
refresh()
}
def refresh()
{
if(getVolatileState("sessionActive"))
{
logDebug("refresh(): socket access failed. another session is already in progress.")
return
}
try
{
unschedule(refresh)
setVolatileState("sessionActive", true)
if(!openSocket()) {throw new Exception("failed to open socket")}
syncWait([waitSetter: "auth", timeoutSec: 4])
runInMillis(200, '_authenticate')
doWait()
syncWait([waitSetter: "refresh", timeoutSec: 4])
runInMillis(200, '_refresh')
doWait()
}
catch (Exception e)
{
log.debug "error: refresh(): ${e.message}"
}
finally
{
closeSocket()
setVolatileState("sessionActive", false)
runIn(refreshInterval ?: 60, refresh)
}
}
def apply(cmdParams)
{
if(getVolatileState("sessionActive"))
{
logDebug("apply(): socket access failed. another session is already in progress.")
return
}
try
{
setVolatileState("sessionActive", true)
if(!openSocket()) {throw new Exception("failed to open socket")}
syncWait([waitSetter: "auth", timeoutSec: 4])
runInMillis(200, '_authenticate')
doWait()
syncWait([waitSetter: "apply", timeoutSec: 4])
runInMillis(200, '_apply', [data: cmdParams])
doWait()
}
catch (Exception e)
{
log.debug "error: apply(): ${e.message}"
}
finally
{
closeSocket()
setVolatileState("sessionActive", false)
}
}
def logDebug(msg)
{
if (logEnable)
{
log.debug(msg)
}
}
def logHexBytes(data)
{
String res = ""
data.each
{
res += String.format("%02X ", it & 0xFF)
}
logDebug("bytes: ${res}")
logDebug("string: ${hubitat.helper.HexUtils.byteArrayToHexString(data as byte[])}")
}
def socketStatus(String message)
{
logDebug("socketStatus: ${message}")
}
def parse(String message)
{
logDebug("parse: ${message}")
def rdB = hubitat.helper.HexUtils.hexStringToByteArray(message)
//logDebug("parse: ${rdB}")
if(rdB.size() < 13)
{
logDebug("ignoring short response")
// clear this syncWait, likely set by connectSocket
// note: the Midea units appear to return one 0x00 byte on connect.
// if this behavior changes, we will need a different signal to clear the wait.
clearWait([waitSetter: "open"])
return
}
if(rdB.size() == 13)
{
// just catch 'ERROR'
rdB = subBytes(rdB, 8, 5)
//logDebug("rdB = ${new String(rdB)}")
return
}
switch(getMsgType(rdB))
{
case MSGTYPE_HANDSHAKE_RESPONSE:
def tcp_key = tcp_key(rdB, key)
if(tcp_key)
{
setTcpKey(tcp_key)
// clear this syncWait, likely set by _authenticate
clearWait([waitSetter: "auth"])
}
break
case MSGTYPE_ENCRYPTED_RESPONSE:
//logDebug("parse enc resp = ${rdB}")
//logDebug("decode_8370 = ${decode_8370(rdB)}")
def dec_8370 = decode_8370(rdB)
if(([] != dec_8370) && (dec_8370.size() > (40 + 16)))
{
def dec_resp = aes_ecb(subBytes(dec_8370, 40, dec_8370.size() - (40 + 16)), "dec")
_process_response(dec_resp)
}
break
}
}
def openSocket()
{
logDebug("opening socket")
interfaces.rawSocket.connect(ipAddress, port.toInteger(), byteInterface: true)
// workaround: wait a little while to ensure the socket opened
pauseExecution(500)
return true
}
def closeSocket()
{
try
{
logDebug("closing socket")
interfaces.rawSocket.close()
// workaround: wait a little while to ensure the socket closed
pauseExecution(500)
}
catch (Exception e)
{
// swallow errors
}
return true
}
def _writeBytes(byte[] bytes)
{
def wrStr = hubitat.helper.HexUtils.byteArrayToHexString(bytes)
logDebug("writeBytes: ${wrStr}")
interfaces.rawSocket.sendMessage(wrStr)
}
def updateSettingParams(paramsIn)
{
// do a refresh first...
refresh()
// ...then tweak the settings that we need
def paramsOut = getVolatileState("state")
paramsIn.each()
{
paramsOut[it.key] = it.value
}
// always set these -- they won't be in the response but need to be in the command
paramsOut['fahrenheit_enabled'] = !(degC)
paramsOut['screen_display'] = true
paramsOut['feedback_enabled'] = true
return paramsOut
}
def auto()
{
setThermostatMode("auto")
}
def cool()
{
setThermostatMode("cool")
}
def dry()
{
setThermostatMode("dry")
}
def emergencyHeat()
{
log.warn "emergencyHeat() not supported by this device"
}
def controlTurboMode(turboMode)
{
def turboOn = ["on", "true", true].contains(turboMode)
def params = updateSettingParams([turbo_mode: turboOn])
if(params)
{
apply(params)
}
}
def fanAuto()
{
def params = updateSettingParams([fan_speed: translateFanMode("auto", "string")])
if(params)
{
apply(params)
}
}
def setSpeed(fanSpeed)
{
if(supportedFanSpeedsList().contains(fanSpeed))
{
def params = updateSettingParams([fan_speed: translateFanMode(fanSpeed, "string")])
if(params)
{
apply(params)
}
}
else
{
log.warn("setSpeed(): unsupported mode ${fanSpeed}")
}
}
def cycleSpeed()
{
log.warn "cycleSpeed() not supported by this device"
}
def fanCirculate()
{
def params = updateSettingParams([fan_speed: translateFanMode("medium", "string")])
if(params)
{
apply(params)
}
}
def fanOn()
{
def params = updateSettingParams([fan_speed: translateFanMode("high", "string")])
if(params)
{
apply(params)
}
}
def fan_only()
{
setThermostatMode("fan_only")
}
def heat()
{
setThermostatMode("heat")
}
def off()
{
def params = updateSettingParams([power_state: false])
if(params)
{
apply(params)
}
}
def setCoolingSetpoint(temperature)
{
logDebug("setCoolingSetpoint(${temperature})")
temperature = ensureCelsius(temperature)
def params = updateSettingParams([target_temperature: temperature])
if(params)
{
apply(params)
}
}
def setHeatingSetpoint(temperature)
{
logDebug("setHeatingSetpoint(${temperature})")
setCoolingSetpoint(temperature)
}
def setSchedule(JSON_OBJECT)
{
log.warn "setSchedule() not supported by this device"
}
def setThermostatFanMode(fanmode)
{
if(supportedThermoFanModesList().contains(fanmode))
{
def params = updateSettingParams([fan_speed: translateFanMode(fanmode, "string")])
if(params)
{
apply(params)
}
}
else
{
log.warn("setThermostatFanMode(): unsupported mode ${fanmode}")
}
}
def setThermostatMode(thermostatmode)
{
if("off" == thermostatmode)
{
off()
return
}
if(supportedThermoModesList().contains(thermostatmode))
{
def params = updateSettingParams([operational_mode: translateMode(thermostatmode, "string")])
if(params)
{
// all of these modes indicate power_state should be 'on'
params.power_state = true
apply(params)
}
return
}
log.warn("setThermostatMode(): unsupported mode")
}
def _authenticate()
{
def tokenBytes = hubitat.helper.HexUtils.hexStringToByteArray(token)
logDebug("_authenticate packet follows:")
request = encode_8370(tokenBytes, MSGTYPE_HANDSHAKE_REQUEST)
_writeBytes(request)
}
def _refresh()
{
def packet = packet_builder(id.toLong(), request_status_command())
logDebug("_refresh packet follows:")
appliance_transparent_send_8370(packet, MSGTYPE_ENCRYPTED_REQUEST)
}
def _apply(cmdParams)
{
def packet = packet_builder(id.toLong(), set_command(cmdParams))
logDebug("_apply packet follows:")
appliance_transparent_send_8370(packet, MSGTYPE_ENCRYPTED_REQUEST)
}
def _process_response(data)
{
def resp
if(data == 'ERROR'.getBytes())
{
logDebug("response ERROR")
return null
}
if(0xC0 == i8Tou8(data[0xA]))
{
resp = appliance_response(data)
logDebug("appliance_response: ${resp}")
if(resp)
{
_updateAttributes(resp)
setVolatileState("state", resp)
}
// clear this syncWait, possibly set by refresh()
clearWait([waitSetter: "refresh"])
// clear this syncWait, possibly set by _apply()
clearWait([waitSetter: "apply"])
}
return resp
}
def correctTemp(input, inputScale)
{
switch(inputScale)
{
case "F":
return (degC ? (Math.round(fahrenheitToCelsius(new BigDecimal(input)) * 2) / 2).setScale(1, BigDecimal.ROUND_HALF_UP) : new BigDecimal(input))
case "C":
return (degC ? new BigDecimal(input) : (new BigDecimal(Math.round(celsiusToFahrenheit(new BigDecimal(input))))).setScale(1, BigDecimal.ROUND_HALF_UP))
default:
return input
}
}
def ensureCelsius(input)
{
return (degC) ? new BigDecimal(input) : (Math.round(fahrenheitToCelsius(new BigDecimal(input)) * 2) / 2).setScale(1, BigDecimal.ROUND_HALF_UP)
}
def _updateAttributes(resp)
{
if(!resp)
{
return
}
def events = [[:]]
events += [name: "coolingSetpoint", value: correctTemp(resp.target_temperature, "C"), unit: getUnit()]
events += [name: "heatingSetpoint", value: correctTemp(resp.target_temperature, "C"), unit: getUnit()]
events += [name: "temperature", value: correctTemp(resp.indoor_temperature, "C"), unit: getUnit()]
events += [name: "thermostatFanMode", value: translateFanMode(resp.fan_speed?.toInteger(), "integer")]
events += [name: "thermostatMode", value: resp.power_state ? translateMode(resp.operational_mode?.toInteger(), "integer") : "off" ]
events += [name: "thermostatOperatingState", value: resp.power_state ? getThermostatOperatingState(resp.operational_mode?.toInteger()) : "idle" ]
events += [name: "thermostatSetpoint", value: correctTemp(resp.target_temperature, "C"), unit: getUnit()]
events += [name: "outdoorTemperature", value: correctTemp(resp.outdoor_temperature, "C"), unit: getUnit()]
events += [name: "turboMode", value: resp.turbo_mode ? "on" : "off"]
events.each
{
sendEvent(it)
}
}
def getUnit()
{
return (degC) ? "°C" : "°F"
}
def getThermostatOperatingState(operationalMode)
{
switch(operationalMode.toInteger())
{
case 1: return "auto"
case 2: return "cooling"
case 3: return "cooling"
case 4: return "heating"
case 5: return "fan only"
default: return "on"
}
}
def translateMode(value, inputType)
{
switch(inputType)
{
case "integer":
switch(value.toInteger())
{
case 1: return "auto"
case 2: return "cool"
case 3: return "dry"
case 4: return "heat"
case 5: return "fan_only"
default: return "unknown"
}
case "string":
switch(value)
{
case "auto": return 1
case "cool": return 2
case "dry": return 3
case "heat": return 4
case "fan_only": return 5
default: return
}
default:
return
}
}
def translateFanMode(value, inputType)
{
switch(inputType)
{
case "integer":
switch(value.toInteger())
{
case 102: return "auto"
case 100: return "full"
case 80: return "high"
case 60: return "medium"
case 40: return "low"
case 20: return "silent"
default: return "unknown"
}
case "string":
switch(value)
{
case "auto": return 102
case "full": return 100
case "high": return 80
case "medium": return 60
case "low": return 40
case "silent": return 20
default: return
}
default:
return
}
}
def setTcpKey(key)
{
setVolatileState('tcp_key', key)
}
def getTcpKey()
{
getVolatileState('tcp_key')
}
import groovy.transform.Field
@Field MSGTYPE_HANDSHAKE_REQUEST = 0x0
@Field MSGTYPE_HANDSHAKE_RESPONSE = 0x1
@Field MSGTYPE_ENCRYPTED_RESPONSE = 0x3
@Field MSGTYPE_ENCRYPTED_REQUEST = 0x6
@Field MSGTYPE_TRANSPARENT = 0xf
import java.security.MessageDigest
def getMsgType(header)
{
if(i8Tou8(bytesToInt([header[0]], "big")) != 0x83 || i8Tou8(bytesToInt([header[1]], "big")) != 0x70)
{
logDebug("not an 8370 message")
return -1
}
if(header.size() < 6)
{
logDebug("header too short")
return -1
}
def msgtype = i8Tou8(bytesToInt([header[5]], "big")) & 0xf
}
def encode_8370(data, msgtype)
{
byte[] header = [i8Tou8(0x83), i8Tou8(0x70)]
def size = data.size()
def padding = 0
if(msgtype in [MSGTYPE_ENCRYPTED_RESPONSE, MSGTYPE_ENCRYPTED_REQUEST])
{
if((size + 2) % 16 != 0)
{
padding = 16 - ((size + 2) & 0xf)
size += (padding + 32)
byte[] pBytes = new byte[padding]
new Random().nextBytes(pBytes)
data = appendByteArr(data, pBytes)
}
}
header = appendByteArr(header, intToBytes(size, 2, "big"))
header = appendByteArr(header, [i8Tou8(0x20), i8Tou8(padding << 4 | msgtype)])
def request_count = state.request_count ?: 0
data = appendByteArr(intToBytes(request_count, 2, "big"), data)
state.request_count = request_count + 1
if(msgtype in [MSGTYPE_ENCRYPTED_RESPONSE, MSGTYPE_ENCRYPTED_REQUEST])
{
MessageDigest digest = MessageDigest.getInstance("SHA-256")
def sign = digest.digest(appendByteArr(header, data))
// if tcp_key isn't available, just use a random key
data = aes_cbc(data, "enc", getTcpKey() ?: '4D67055D53288313335D65FB2CBA3DDB04001F8AF6880CBDB5BC45DA67EC8A35')
data = appendByteArr(data, sign)
}
return appendByteArr(header, data)
}
def decode_8370(data)
{
def header = subBytes(data, 0, 6)
data = subBytes(data, 6, data.size() - 6)
if(i8Tou8(bytesToInt([header[0]], "big")) != 0x83 || i8Tou8(bytesToInt([header[1]], "big")) != 0x70)
{
logDebug("not an 8370 message")
return []
}
if(i8Tou8(bytesToInt([header[4]], "big")) != 0x20)
{
logDebug("missing byte 4")
return []
}
def padding = i8Tou8(bytesToInt([header[5]], "big")) >> 4
def msgtype = getMsgType(header)
def size = i16Tou16(bytesToInt(subBytes(header, 2, 2), "big"))
if(data.size() < (size + 2))
{
// request_count was not in size, so count 2 extra bytes here
logDebug("data.size() = ${data.size()}, size + 2 = ${size + 2}")
return []
}
if(msgtype in [MSGTYPE_ENCRYPTED_RESPONSE, MSGTYPE_ENCRYPTED_REQUEST])
{
sign = subBytes(data, data.size() - 32, 32)
data = subBytes(data, 0, data.size() - 32)
// if tcp_key isn't available, just use a random key
data = aes_cbc(data, "dec", getTcpKey() ?: '4D67055D53288313335D65FB2CBA3DDB04001F8AF6880CBDB5BC45DA67EC8A35')
MessageDigest digest = MessageDigest.getInstance("SHA-256")
def check = digest.digest(appendByteArr(header, data))
if(check != sign)
{
logDebug("sign does not match")
return []
}
if(padding)
{
data = subBytes(data, 0, data.size() - padding)
}
}
state.response_count = i16Tou16(bytesToInt(subBytes(data, 0, 2), "big"))
data = subBytes(data, 2, data.size() - 2)
return data
}
import javax.crypto.spec.SecretKeySpec
import javax.crypto.spec.IvParameterSpec
import javax.crypto.Cipher
@Field signKey = 'xhdiwjnchekd4d512chdjx5d8e4c394D2D7S'.getBytes()
def aes_cbc(data, op = "enc", key = key)
{
// thanks: https://community.hubitat.com/t/groovy-aes-encryption-driver/31556
def cipher = Cipher.getInstance("AES/CBC/NoPadding", "SunJCE")
// note: we already have the key from midea-smart
byte[] keyBytes = hubitat.helper.HexUtils.hexStringToByteArray(key)
SecretKeySpec aKey = new SecretKeySpec(keyBytes, 0, keyBytes.length, "AES")
//self.iv = b'\0' * 16
def IVKey = '\0' * 16
IvParameterSpec iv = new IvParameterSpec(IVKey.getBytes("UTF-8"))
cipher.init(op == "enc" ? Cipher.ENCRYPT_MODE : Cipher.DECRYPT_MODE, aKey, iv)
return cipher.doFinal(data)
}
def aes_ecb(data, op = "enc")
{
def encKey = md5(signKey)
SecretKeySpec aKey = new SecretKeySpec(encKey, 0, encKey.length, "AES")
def cipher = Cipher.getInstance("AES/ECB/PKCS5Padding", "SunJCE")
cipher.init(op == "enc" ? Cipher.ENCRYPT_MODE : Cipher.DECRYPT_MODE, aKey)
return cipher.doFinal(data)
}
def md5(data)
{
MessageDigest digest = MessageDigest.getInstance("MD5")
digest.update(data)
byte[] md5sum = digest.digest()
return md5sum
}
def tcp_key(response, key = key)
{
if(subBytes(response, 8, 5) == 'ERROR'.getBytes())
{
logDebug("authentication failed")
return null
}
if(response.size() != 72)
{
logDebug("unexpected data length")
return null
}
response = subBytes(response, 8, 64)
def payload = subBytes(response, 0, 32)
def sign = subBytes(response, 32, 32)
def plain = aes_cbc(payload, "dec", key)
MessageDigest digest = MessageDigest.getInstance("SHA-256")
if(sign != digest.digest(plain))
{
logDebug("sign does not match")
return null
}
byte[] keyBytes = hubitat.helper.HexUtils.hexStringToByteArray(key)
if(plain.size() != keyBytes.size())
{
logDebug("size mismatch")
return null
}
(0..(plain.size() - 1)).each
{
// tcp_key = strxor(plain, key)
plain[it] = plain[it] ^ keyBytes[it]
}
def tcp_key = hubitat.helper.HexUtils.byteArrayToHexString(plain)
state.request_count = 0
state.response_count = 0
return tcp_key
}
def appliance_response(data)
{
// The response data from the appliance includes a packet header which we don't want
data = subBytes(data, 0xA, data.size() - 0xA)
def resp = [:]
resp += [power_state: (data[0x01] & 0x1) > 0]
resp += [imode_resume: (data[0x01] & 0x4) > 0]
resp += [timer_mode: (data[0x01] & 0x10) > 0]
resp += [appliance_error: (data[0x01] & 0x80) > 0]
resp += [target_temperature: (data[0x02] & 0xf) + 16.0 + (((data[0x02] & 0x10) > 0) ? 0.5 : 0.0)]
resp += [operational_mode: (data[0x02] & 0xe0) >> 5]
resp += [fan_speed: data[0x03] & 0x7f]
def on_timer_value = data[0x04]
def on_timer_minutes = data[0x06]
resp += [on_timer_status: ((on_timer_value & 0x80) >> 7) > 0]
resp += [on_timer_hour: (on_timer_value & 0x7c) >> 2]
resp += [on_timer_minutes: (on_timer_value & 0x3) | ((on_timer_minutes & 0xf0) >> 4)]
off_timer_value = data[0x05]
off_timer_minutes = data[0x06]
resp += [off_timer_status: ((off_timer_value & 0x80) >> 7) > 0]
resp += [off_timer_hour: (off_timer_value & 0x7c) >> 2]
resp += [off_timer_minutes: (off_timer_value & 0x3) | (off_timer_minutes & 0xf)]
resp += [swing_mode: data[0x07] & 0x0f]
resp += [cozy_sleep: data[0x08] & 0x03]
resp += [save: (data[0x08] & 0x08) > 0]
resp += [low_frequency_fan: (data[0x08] & 0x10) > 0]
resp += [super_fan: (data[0x08] & 0x20) > 0]
resp += [feel_own: (data[0x08] & 0x80) > 0]
resp += [child_sleep_mode: (data[0x09] & 0x01) > 0]
resp += [exchange_air: (data[0x09] & 0x02) > 0]
resp += [dry_clean: (data[0x09] & 0x04) > 0]
resp += [aux_heat: (data[0x09] & 0x08) > 0]
resp += [eco_mode: (data[0x09] & 0x10) > 0]
resp += [clean_up: (data[0x09] & 0x20) > 0]
resp += [temp_unit: (data[0x09] & 0x80) > 0]
resp += [sleep_function: (data[0x0a] & 0x01) > 0]
resp += [turbo_mode: ((data[0x08] & 0x20) | (data[0x0a] & 0x02)) > 0]
resp += [catch_cold: (data[0x0a] & 0x08) > 0]
resp += [night_light: (data[0x0a] & 0x10) > 0]
resp += [peak_elec: (data[0x0a] & 0x20) > 0]
resp += [natural_fan: (data[0x0a] & 0x40) > 0]
resp += [outdoor_temperature: ((data[0x0c] - 50) / 2.0).toFloat()]
resp += [humidity: (data[0x0d] & 0x7f)]
// indoor_temperature
Integer indoorTempInteger = 0
if(((i8Tou8(data[11]) - 50) / 2).toInteger() < -19 || ((i8Tou8(data[11]) - 50) / 2).toInteger() > 50)
{
resp += [indoor_temperature: 0xFF]
}
else
{
indoorTempInteger = ((i8Tou8(data[11]) - 50) / 2).toInteger()
Float indoorTempDecimal = getBits(data, 15, 0, 3) * 0.1
indoorTempDecimal = (i8Tou8(data[11]) > 49) ? (indoorTempInteger.toFloat() + indoorTempDecimal) : (indoorTempInteger.toFloat() - indoorTempDecimal)
resp += [indoor_temperature: indoorTempDecimal]
}
return resp
}
def appliance_transparent_send_8370(data, msgtype=MSGTYPE_ENCRYPTED_REQUEST)
{
if(!getTcpKey())
{
logDebug("missing tcp_key. need to _authenticate")
return
}
def sData = subBytes(data, 0, data.size())
sData = encode_8370(sData, msgtype)
_writeBytes(sData)
}
def request_status_command()
{
return base_command()
}
def set_command(Map cmdParams)
{
def data = base_command()
data[0x01] = 0x23
data[0x09] = 0x02
// Set up Mode
data[0x0a] = 0x40