Low-Power Smartwatch

    Health Monitoring & Smart Notification Integration

    Project Overview

    Apollo2 processor, KX022 vibration sensor, DA14580 Bluetooth IC, 100uA@3.3V power consumption. Heart rate monitoring, sports tracking, notification alerts. 240x240 color display with capacitive multi-touch.

    Technical Challenges

    Traditional smartwatches have short battery life, usually requiring daily charging, resulting in poor user experience. How to significantly reduce power consumption while maintaining functional integrity is the core challenge.

    Solution

    Adopted multi-level power management strategy, combined with hardware selection optimization and software algorithm tuning, implemented intelligent sleep-wake mechanism, maximizing battery life while ensuring core functions.

    Key Highlights

    Standby power consumption only 100uA
    Battery life up to 7 days
    Heart rate monitoring accuracy ±2bpm
    Supports 50+ sports modes
    5ATM waterproof rating

    Technology Stack

    Processor: Apollo2, Cortex-M4
    Sensors: Heart rate, accelerometer, gyroscope
    Display: 240x240 color touch screen
    Connectivity: Bluetooth 5.0, WiFi
    Development: C, RTOS, Mobile APP

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