config.yaml

name: tf03k
manufacturer: Baiway
model: tf03k coulomb meter
mqtt_server: tcp://192.168.5.180:1883
ha_register: true
serial_port: /dev/ttyUSB0
topic: homeassistant/sensor/tf03k/state

sensors:
  - name: Battery_soc
    unit: "%"
    icon: mdi:battery
    state_topic: homeassistant/sensor/tf03k/state
    value_template: "{{ value_json.soc }}"
  - name: Battery_voltage
    unit: "V"
    icon: mdi:power-plug
    state_topic: homeassistant/sensor/tf03k/state
    value_template: "{{ (value_json.decivolt / 100.0) | round(1) }}"
  - name: Battery_capacity
    unit: "Ah"
    icon: mdi:current-dc
    state_topic: homeassistant/sensor/tf03k/state
    value_template: "{{ (value_json.capamah / 1000.0) | round(1) }}"
  - name: Battery_current
    unit: "A"
    icon: mdi:current-dc
    state_topic: homeassistant/sensor/tf03k/state
    value_template: "{{ (value_json.currentma / 1000.0) | round(1) }}"
  - name: Battery_power
    unit: "W"
    icon: mdi:current-dc
    state_topic: homeassistant/sensor/tf03k/state
    value_template: "{{ (value_json.currentma * value_json.decivolt / 100000.0) | round(0) }}"
  - name: Battery_sec
    unit: "S"
    icon: mdi:timer
    state_topic: homeassistant/sensor/tf03k/state
    value_template: "{{ value_json.remainsec }}"