Bell-O, the smart door bell extends an existing bell installation with multimedia based features. It provides remote access through an mobile application which notificates the user when the door has ringed and shows a video stream. It also allows the user to talk via internet to the person in front of the door and can open the door remotely.

Electronic design: Door bell interface

  • This board is a microcontroller based design to integrate into the existing door bell installation
  • It can interface different door bell installation technologies from several manufacturers
  • It reads all door bells separatly and filters those signals
  • This board can be interfaced via RS485 from the system board

Electronic design: System board

  • A microcontroller based system which is communicating all door bell interfaces via RS485
  • It hooks up an SBC and communicates to it via UART
  • The board is doing all power management including a battery charger
  • It includes as well it's own audio chip with an amplifier and a microphone connector

Manufactoring

  • Both electronics are produced by Embedded Design Team including:
    • Electronic sourcing
    • Firmware flashing
    • Electrical tests
    • Mouting of all additional components
    • Integration test

About Us

Embedded Design team provides custom software and hardware solutions for the industry.

With our expertise on computer vision and sensor electronics we can solve our clients technical challenges.

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