Ibis is a full system flight computer that was designed for UTS Rocketry’s 2024 rocket - Goana.

I was responsible for all the software and RF communications involved with the flight computer.

Features

  • 2 dual core esp32 MCUs

    • ESP32s3
    • i2c inter-chip communication

  • Redundant GPS modules

  • RFM95W LoRa RF module

    • 3km of downlink range

  • exFat compatible SD data logging

  • Dual recovery deployment

    • Drogue + Main parachute deployment
    • Customisable deployment delays and altitudes

  • RTOS task management

    • Necessary for utilising all 4 cores effectively

  • 11 DoF sensor measurements

    • 9 DoF IMU
      • xyz Acceleration
        • ±16 g
      • xyz Gyroscope
      • xyz Magnetometer
    • Barometer (BMP280)
      • Temperature
      • Pressure
    • High-g Accelerometer
      • ±120 g