• Connectivity: Bluetooth Low Energy
  • MCU: Arm Cortex M0 @ 16MHz
  • Memory: 128KB Flash, 16KB RAM
  • Silicon vendor: Nordic Semiconductor
Sector: Health

FoodMarble - Aire’s app-based breath test device helps find which foods are most compatible with an individual’s digestive system. By measuring concentrations of different gasses caused by fermentation it allows people with chronic non-life-threatening digestive problems to discover which foods are most compatible.

  • Code was written using the online compiler which allowed the team of 3 software engineers to collaborate during the development phase. It even allowed developers to edit code and update devices OTA whilst out of the country using just their smartphones.
  • Specification:
  • Prototype was developed using the Nordic SDK but later migrated to Mbed OS for ease of development
  • Runs on Mbed OS 2
  • Based on Nordic NRF51822 silicon

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