tuya-mqtt/docs/openHAB.md

Example items for OpenHAB 3.x Bindings

Tuya Smart Thermostat Radiator Valve behind Tuya Gateway

Things channels (configured via web):

Thermostat mode:

Channel identifier:

mode

State:

tuya/zgw1/1a24fkfffe6b4e24/dsp/4/state

Example output: {"4":"auto"} Possible values: auto/temp_auto/holiday/manual/comfort/eco/BOOST

Command:

tuya/zgw1/dps/command

Outgoing Value Format:

{"dps": 4, "set": "%s", "cid": "1a24fkfffe6b4e24"}

Temperature Setpoint

Channel identifier:

setpoint

State:

tuya/zgw1/1a24fkfffe6b4e24/dsp/2/state

Example output: {"2": 220}

Command:

tuya/zgw1/dps/command

Incoming Value Transformations:

JS:tuya-in.js

Outgoing Value Transformation:

JS:tuya-out.js

Outgoing Value Format:

{"dps": 2, "set": "%s", "cid": "1a24fkfffe6b4e24"}

Current Temperature

Channel identifier:

temperature

State:

tuya/zgw1/1a24fkfffe6b4e24/dsp/3/state

Incoming Value Transformations:

JS:tuya-in.js

Valve percent

Channel identifier:

valve_percent

State:

tuya/zgw1/1a24fkfffe6b4e24/dsp/109/state

Command:

tuya/zgw1/dps/command

Outgoing Value Format:

{"dps": 109, "set": %s, "cid": "1a24fkfffe6b4e24"}

Transformations

tuya-in.js:

(function(i) {
      return (i / 10)
})(input)

tuya-out.js:

(function(i) {
      return (i * 10)
})(input)

items/thermostat.items

String  Radiator_Mode           "Mode"                              <radiator>      { channel="mqtt:topic:home:zgw1dev1:mode" }
Number  Radiator_Setpoint       "Temperature setpoint [%.1f °C]"    <radiator>      { channel="mqtt:topic:home:zgw1dev1:setpoint" }
Number  Radiator_Temperature    "Current temperature [%.1f °C]"     <temperature>   { channel="mqtt:topic:home:zgw1dev1:temperature" }
Number  Radiator_Valve_Percent  "Valve percent [%d %%]"                             { channel="mqtt:topic:home:zgw1dev1:valve_percent" }

sitemaps/home.sitemap

Frame label="Heating" {
    Setpoint	item=Radiator_Setpoint minValue=15 maxValue=30 step=0.5
    Selection	item=Radiator_Mode mappings=[auto='Auto', temp_auto='Auto temp', manual='Manual', comfort='Comfort']
    Text	item=Radiator_Setpoint
    Text	item=Radiator_Temperature
    Text	item=Radiator_Valve_Percent
}

Simple on/off switch with power measurement capability

Things channels (configured via web):

Power switch

Channel identifier:

power

State:

tuya/tuya_device_1/state

Example output: {"4":"auto"} Possible values: auto/temp_auto/holiday/manual/comfort/eco/BOOST

Command:

tuya/tuya_device_1/command

Custom On/Open Value:

ON

Custom Off/Closed Value:

OFF

Power consumption watts

Channel identifier:

w

State:

tuya/tuya_device_1/dps/19/state

Incoming Value Transformations: JS:tuya-energy.js

Power consumption volts

Channel identifier:

v

State:

tuya/tuya_device_1/dps/20/state

Incoming Value Transformations: JS:tuya-energy.js

transform/tuya-energy.js

(function(i) {
      return Math.ceil(i / 10)
})(input)

items/socket.items

Switch Socket_Power "Socket" { channel="mqtt:topic:socket:power" } Number Socket_W "Power (W)" { channel="mqtt:topic:socket:w" } Number Socket_Vt "Power (V) [%s]" { channel="mqtt:topic:socket:v" }

sitemaps/home.sitempa

Switch item=Socket_Power Text item=Socket_W Text item=Socket_Vt