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PCBCrew Easymeal IoT

ESP32 based vending machine controller board with Ethernet, Wi-Fi, and 4G LTE connectivity

ssekim

Published April 11, 2023 · © Apache License 2.0 (Apache-2.0)

55 UCC

18 VAR

Original author: Bad Dummy TuxOriginal source (new tab)

PCBCrew Easymeal IoT

Project description

  • ESP32-S3
  • Wiznet W5500 Ethernet Controller
  • Mini-PCIe connector for a Quectel/Simcom 4G LTE module
  • RS232 UART port via push-pull connector
  • Dual MDB connectors for vending macine interfacing
  • On-board backup 18650 battery holder and charger
  • DS1337 RTC and CR2032 battery holder
  • DIP8 connector for 24Cxx EEPROM
  • A few buttons and LEDs
  • USB 2.0 Type-C connector for debugging

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