Hardware: Hive Interface Board 4

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Summary

Can operate with the Pi or as a standalone Bluetooth Low Energy (BLE) device. Replaces the HX711 single channel ADC with an 8 channel.


Features

  • AD7124 24 bit ADC with 8 differential inputs
  • Instrumentation Amplifiers for load cells
  • Bluetooth Low Energy (BLE) support using a Nordic nRF52
  • BMD301 32 bit ARM processor with GPIO lines and eight 16 bit ADC inputs
  • 40 pin header plug into a Pi
  • two coin cells to power the BMD301


  • BMD301 (Nordic nRF52) can be programmed via the Pi.


Data Sheets

AD7124-8 (pdf)

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