Initial Commit

ESPHome config for understaris toilet thermostat

gf_toilet.yaml

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+esphome:
+  name: gf-toilet-thermostat
+
+bk72xx:
+  board: generic-bk7231t-qfn32-tuya
+
+uart:
+  rx_pin: RX1
+  tx_pin: TX1
+  baud_rate: 9600
+
+
+# Enable logging
+logger:
+
+# Enable Home Assistant API
+api:
+  password: ""
+
+mqtt:
+  broker: mqtt.blu3cat
+  username: openhab
+  password: Hl3Yr6cT2mgSp1eW  
+
+ota:
+  - platform: esphome
+    password: ""
+
+wifi:
+  ssid: "blu3cat-legacy"
+  password: "tubbychristison"
+
+  # Enable fallback hotspot (captive portal) in case wifi connection fails
+  ap:
+    ssid: "Gf Toilet Thermostat"
+    password: "yOfdzvIhC1Qd"
+
+captive_portal:
+
+time:
+  - platform: sntp
+    id: sntp_time
+    timezone: Europe/London
+    servers:
+      - blu3cat.blu3cat
+      - 192.168.3.1
+
+tuya:
+  # The MCU uses this for displaying the time in the display as well as for
+  # scheduled programmes one may have configured in their thermostat.
+  time_id: sntp_time
+
+  # (Optional)
+  # Schedules are not modeled in neither ESPHome nor Home Assistant.
+  #
+  # This parses the data point and emitting it as a string in the logs, and
+  # serves as an example for users desiring more advanced configurations.
+  on_datapoint_update:
+    - sensor_datapoint: 101
+      datapoint_type: raw
+      then:
+        - lambda: |-
+            // Apparently these vary per model; these are valid for the BHT-002
+            const int POS_HOUR = 1;
+            const int POS_MINUTE = 0;
+            const float TEMPERATURE_MULTIPLIER = 0.5f;
+            const std::map<int, std::string> DAY_OFFSET = {
+                {0, "days 1-5"},
+                {6, "day 6"},
+                {12, "day 7"},
+            };
+
+            for (auto& day : DAY_OFFSET) {
+                for (int period = 0; period < 6; period++) {
+                    int offset = (day.first + period) * 3;
+                    int hour = x[offset + POS_HOUR];
+                    int minute = x[offset + POS_MINUTE];
+                    float temp = x[offset + 2] * TEMPERATURE_MULTIPLIER;
+                    ESP_LOGD("custom", "Scheduled program for %s %02d:%02d set at %.1f C", day.second.c_str(), hour, minute, temp);
+              }
+            }
+
+climate:
+  - platform: tuya
+    name: "Thermostat"
+    switch_datapoint: 1
+    target_temperature_datapoint: 2
+    current_temperature_datapoint: 3
+    preset:
+      eco:
+        datapoint: 5
+        temperature: 18 °C
+    temperature_multiplier: 0.5
+    visual:
+      min_temperature: 15 °C
+      max_temperature: 30 °C
+      temperature_step: 0.1 °C
+
+sensor:
+  - platform: "tuya"
+    name: "Temperature"
+    sensor_datapoint: 3
+    unit_of_measurement: "°C"
+    device_class: "temperature"
+    accuracy_decimals: 1
+    filters:
+      - multiply: 0.5
+    # The climate component already includes temperature, but having the
+    # temperature as a separate sensor can be useful
+    disabled_by_default: false
+
+  # The external temperature sensor, if wired
+  - platform: "tuya"
+    name: "Temperature (external)"
+    sensor_datapoint: 102
+    unit_of_measurement: "°C"
+    device_class: "temperature"
+    accuracy_decimals: 1
+    filters:
+      - multiply: 0.5
+    disabled_by_default: false
+
+switch:
+  - platform: "tuya"
+    name: "Lock"
+    icon: "mdi:lock"
+    switch_datapoint: 6
+  - platform: "tuya"
+    name: "Device Power"
+    switch_datapoint: 1
+
+select:
+  - platform: "tuya"
+    name: "Scheduled programming"
+    icon: "mdi:calendar"
+    enum_datapoint: 4
+    options:
+      0: Use scheduled programs
+      1: Manual control

notes.md

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+Make: MOES
+Model: WHT-NV-GB-WH-MS (box)
+Model:  BHT-002-GBLWW 
+Wifi Chipset: WB3S
+Family: BK7231T
+
+Useful Links:
+https://devices.esphome.io/devices/Beca-Thermostat
+https://github.com/tuya-cloudcutter/tuya-cloudcutter/blob/main/INSTRUCTIONS.md
+https://www.elektroda.com/rtvforum/topic4003974-60.html
+
+
+Steps: 
+* Cloud cutter - Done
+* Flash OpenBeken - Done
+* Find sensible config - 
+

requirements.txt

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+aioesphomeapi==24.6.2
+aiohappyeyeballs==2.4.6
+ajsonrpc==1.2.0
+anyio==4.8.0
+appdirs==1.4.4
+argcomplete==3.5.3
+async_interrupt==1.2.1
+attrs==25.1.0
+bitarray==3.0.0
+bitstring==4.3.0
+bitstruct==8.19.0
+bk7231tools==2.1.0
+bottle==0.13.2
+certifi==2025.1.31
+cffi==1.17.1
+chacha20poly1305-reuseable==0.13.2
+charset-normalizer==3.4.1
+click==8.1.7
+colorama==0.4.6
+cryptography==43.0.0
+defcon==0.10.3
+ecdsa==0.19.0
+esphome==2024.12.4
+esphome-dashboard==20241217.1
+esptool==4.7.0
+fonttools==4.56.0
+freetype-py==2.5.1
+fs==2.4.16
+gflanguages==0.7.3
+glyphsets==1.0.0
+glyphsLib==6.10.1
+h11==0.14.0
+hexdump==3.3
+icmplib==3.0.4
+idna==3.10
+ifaddr==0.2.0
+importlib_metadata==8.6.1
+intelhex==2.3.0
+kconfiglib==13.7.1
+ltchiptool==4.11.6
+marshmallow==3.26.1
+noiseprotocol==0.3.1
+openstep_plist==0.5.0
+packaging==24.2
+paho-mqtt==1.6.1
+pillow==10.4.0
+platformio==6.1.16
+prettytable==3.14.0
+protobuf==3.20.3
+puremagic==1.27
+py-datastruct==1.1.0
+pycparser==2.22
+pycryptodome==3.21.0
+pyelftools==0.31
+pyparsing==3.2.1
+pyserial==3.5
+PyYAML==6.0.2
+reedsolo==1.7.0
+requests==2.32.3
+ruamel.yaml==0.18.6
+ruamel.yaml.clib==0.2.12
+semantic-version==2.10.0
+setuptools==75.8.0
+six==1.17.0
+sniffio==1.3.1
+starlette==0.39.2
+tabulate==0.9.0
+tornado==6.4
+typing_extensions==4.12.2
+tzdata==2025.1
+tzlocal==5.2
+ufoLib2==0.17.1
+unicodedata2==16.0.0
+urllib3==2.3.0
+uvicorn==0.30.6
+voluptuous==0.14.2
+wcwidth==0.2.13
+wsproto==1.2.0
+wxPython==4.2.2
+xmodem==0.4.7
+zeroconf==0.132.2
+zipp==3.21.0