On-board data handling and avionics buses.

Flight computers, mass memory and data buses that move payload data and commands inside the spacecraft.

Standards

  • ECSS-E-ST-50-12C (SpaceWire)
  • ECSS-E-ST-50-11C (SpaceFibre)
  • ECSS-E-ST-50-15C (CAN bus extension)
  • MIL-STD-1553B

Spacecraft buses and platforms