2024-02-02 Subteam Lead Meeting notes

Long-term items

Tim

• Discord forum thing

• Flight computer soldering

• Teams versus discord

• IPROP

Tasks discussed from last time

Note

• Electrical (Tim & Morrison)

  • Finish schematic and PCB for peripherals (E)

  • Design mobile ground station schematic (E)

  • Link budget (E)

  • Onboard communications (E)

  • BLDC driver (E)

• Payload (Miguel)

  • Stepper motor driver design (E, CS)

  • Print out Chassis Enclosure + Integrate (ME)

• ADCS (Lance)

  • Need to make sensor drivers (CS)

  • Closed loop control (E,ME,CS)

  • Control system for balloon Simulink (Lance) (CS)

  • Kalmann filter (Thomas) (CS)

  • Test mechanical design with ESC (ME, E)

  • Design review near end of quarter for ADCS with Dr. R (ME, CS, E)

• Flight Computer (Evan)

  • CSI camera communication (CS)

  • Heater control (CS)

  • Starshade Driver (CS)

  • Voltage monitoring (CS, E)

• Misc

  • Balloon enclosure (ME)

Checking off last week tasks

• Electrical

  • Finish schematic and PCB for peripherals (E)

    • On github

  • Design mobile ground station schematic (E) (Yejia)

    • Bandpass filter ordered through jack

    • Writing python for SDR communications on Pi. Troubles

  • Link budget (E) (Yejia)

  • Onboard communications (E) (Yejia)

• Payload

  • Print out Chassis Enclosure + Integrate (ME) (Miguel)

    • Progress made 0 doing FEA calculations

• ADCS

  • Sensor drivers (Sun sensors and IMU) (CS) (Evan + Lance)

    • I2C read is working

    • I2C write not working

  • Control system for balloon Simulink (Lance) (CS)

    • Gyroscopic instability (don’t want to fix by increasing to 3 axis, but it is a possible solution)

    • Dr. Winck will be doing a design review

  • Kalmann filter (Thomas) (CS)

    • No updates from Thomas

  • Test mechanical design with ESC (Lance + Evna) (ME, E)

    • No progress because of I2C

• Misc

  • Balloon enclosure (ME) (Onur)

  • Discord forum stuff (Evan)

    • Need to start using it now

This week:

• Electrical

  • Build bandpass (Yejia) (EE)

  • Ground station Python continue (Yejia) (EE)

  • Schematic mobile and BOM (Yejia & Jack) (EE)

  • Finish schematic and layout PCB (Tim & Morrison) (EE)

• Payload

  • Finish chassis design (Miguel & Onur)

  • Figure out batteries (Miguel & Tim)

• ADCS

  • Update Simulink for gyroscopic instability (Lance)

  • Winck review (Lance & Thomas)

  • Get I2C working (Evan & Lance)

  • Kalmann filter (Thomas)

• Misc

  • Start using forums in a standard way