ONBOARD COMPUTER SYSTEM

  • The onboard computer has STM32F microcontroller with 4 M-bits MRAM memory storage and SPI flash memory.
  • The OBC architecture consists of the following main objects (main modules):
  • OBC manager (satellite stat machine + health and monitoring + time management).
  • TLM module (utilizing 4 MB of MRAM).
  • CMD module (command executor + command rounder + timed command executer).
  • ADCS module.
  • HW Exchange modules (SPI & UART) (Tx and Rx Handler).
  • Libs (SSP, Flash, Memory, Math, RTC, SPI, UART).

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