tuya-local/custom_components/tuya_local/devices/smoke_co.yaml

name: Smoke (and CO) Detector
primary_entity:
  entity: binary_sensor
  name: Smoke
  icon: mdi:smoke-detector
  dps:
    - id: 1
      type: boolean
      name: binary_sensor
      mapping:
        - dps_val: normal
	  value: false
        - dps_val: alarm
	  value: true