Unit TMOS PIR ESPHome Component

The Unit TMOS PIR component reads human presence and activity status.

1. Component Overview

Item	Information
Product Name	Unit TMOS PIR
SKU	U185
Main Function	Human presence and motion detection
Communication Interface	I2C
Default I2C Address	`0x5A`
ESPHome Component	`sths34pf80` (external component)
ESPHome Version Requirement	`2026.2.2` and later

2. Component Description

Including the External Component

M5Stack External Component - sths34pf80

Add the External Components configuration to the YAML file to load the STHS34PF80 sensor driver.

external_components:
  - source: github://m5stack/esphome-yaml/components
    components: [sths34pf80]
    refresh: 0s 

Sensor and Binary Sensor Configuration

Add the sths34pf80 Sensor Platform to publish presence, motion, and chip temperature. presence, motion, and temperature are optional. pres_flag and mot_flag create Binary Sensor entities under this platform.

sensor:
  - platform: sths34pf80
    presence:
      name: "TMOS Presence"
    motion:
      name: "TMOS Motion"
    temperature:
      name: "TMOS Temperature"
    pres_flag:
      name: "TMOS Presence Detected"
    mot_flag:
      name: "TMOS Motion Detected"
    presence_threshold: 200
    motion_threshold: 200
    presence_hysteresis: 50
    motion_hysteresis: 50
    odr: 8
    update_interval: 1s 

Main parameters:

Parameter	Description
`presence_threshold`	Presence detection threshold, range `0`–`32767`, default `200`.
`motion_threshold`	Motion detection threshold, range `0`–`32767`, default `200`.
`presence_hysteresis`	Presence hysteresis, range `0`–`255`, default `50`.
`motion_hysteresis`	Motion hysteresis, range `0`–`255`, default `50`.
`odr`	Internal output data rate, range `1`–`8`, default `8` (30 Hz).

3. Reference Example

yaml 
external_components:
  - source: github://m5stack/esphome-yaml/components
    components: [sths34pf80]
    refresh: 0s

i2c:
  sda: GPIOXX
  scl: GPIOXX
  scan: true

sensor:
  - platform: sths34pf80
    id: tmos_pir
    presence:
      name: "TMOS Presence"
    motion:
      name: "TMOS Motion"
    temperature:
      name: "TMOS Temperature"
    pres_flag:
      name: "TMOS Presence Detected"
    mot_flag:
      name: "TMOS Motion Detected"
    presence_threshold: 200
    motion_threshold: 200
    presence_hysteresis: 50
    motion_hysteresis: 50
    odr: 8
    update_interval: 1s

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