Sensor Data Logger v1.0
ESP32 Data Logger
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Hardware

The hardware was developed through KiCad 6.0.

Development

KiCad

Features

  • [✓] USB-C Battery Charger
    • [✓] 1.72 A max current charge
    • [✓] Load protection
    • [✓] Reverse current protection
  • [✓] Battery voltage reading
  • [✓] MicroSD Card
    • [✓] ESD Protection
  • [✓] Real-Time Clock
    • [✓] External power supply (CR2032)
  • [✓] External UART to flash ESP32
  • [✓] I2C and Analog pins
  • [✓] Onboard status LEDs
  • [✓] Testpoint
    • [✓] 3.3V
    • [✓] Vbat
    • [✓] Ground

Schematic

Printed Circuit Board

Front View

Back View

Author