WESU1 – Wearable sensor unit reference design

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STEVAL-WESU1

wesu1

wesu1sch

Key Features

Compact solution for wearable, motion sensing applications with a complete set of firmware examples iOS and Android apps available

Main components:

  • STM32L151VEY6 – 32-bit ultra-low-power MCU
  • LSM6DS3 – 3D accelerometer + 3D gyroscope
  • LIS3MDL – 3-axis magnetometer
  • LPS25HB – MEMS pressure sensor
  • BlueNRG-MS – BLE network processor
  • BALF-NRG-01D3 – 50 Ω balun with integrated harmonic filter
  • STNS01 – Li-Ion linear battery charger
  • STC3115 – Fuel gauge IC
  • 100 mAh Li-Ion battery included, UN38.3 tested and certified
  • Micro USB connector for recharging
  • SWD connector for debugging and programming capabilityWatch strap with plastic housing included
  • Fully tested and certified by FCC (FCC ID: S9N-WESU1) and IC (IC: 8976C-WESU1)

FW & SW