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Acronyms used in CCSDS, cFS... ecosystem

Domain-specific acronyms

Several acronyms abbreviations are defined in SANA registry of CCSDS Abbreviations: https://sanaregistry.org/r/abbreviations?per_page=500

  • 42: NASA's 42 simulator (https://github.com/ericstoneking/42)
  • AC: Attitude Control
  • ACE: Attitude Control Electronics
  • ACS: Attitude Control System
  • ADCS: Attitude Determination And Control System, with modules: sensors (SENS), actuators (ACT), controller (CTRL) and interface (INT)
  • AHB: Advanced High-performance Bus (internal bus of a LEON CPU)
  • APB: Advanced Peripheral Bus (internal bus of a LEON CPU)
  • APID: CCSDS Application ID
  • ASIST: Advanced Spacecraft Integration and System Testing
  • ATCP: Absolute Time Command Processor
  • ATS: Absolute Time Sequences (kind of Stored Command)
  • BAT: Battery (part of EPS)
  • BC: Bus Controller
  • BT: Build Test
  • CCSDS: Consultative Committee for Space Data Systems (organisation and name of standards for messages)
  • C&DH: Command and Data Handling System
  • CDS: Critical Data Store
  • CESE: Center for Experimental Software Engineering
  • CF application: like CFDP (cFS Application on NASA GitHub https://github.com/nasa/CF)
  • CFDP: CCSDS File Delivery Protocol
  • cFE: (little) Core Flight Executive (NASA GitHub https://github.com/nasa/cFE)
  • cFS: (little) Core Flight Software System
  • CI: Command Ingest
  • CM: Configuration Management
  • CMD: Command
  • cPCI: Compact PCI
  • CS: Checksum (cFS Application on NASA GitHub https://github.com/nasa/CS)
  • DS: Data Storage (cFS Application on NASA GitHub https://github.com/nasa/DS)
  • EDAC: Error Detection And Correction
  • EPS: Electrical Power Supply, with PCC, PV and BAT
  • ES: Executive Service (part of cFE)
  • EVS: Event Service (part of cFE)
  • FC: Function Code
  • FDC: Fault Detection and Correction
  • FDIR: Failure Detection, Isolation, and Recovery
  • FM: File Manager (cFS Application on NASA GitHub https://github.com/nasa/FM)
  • FS: File Service (part of cFE)
  • FSW: Flight Software
  • GNC: Guidance Navigation and Control
  • GSE: Ground Support Equipment
  • GSFC: Goddard Space Flight Center
  • GPM: Global Precipitation Measurement (NASA mission https://www.nasa.gov/mission_pages/GPM/main/)
  • HK: Housekeeping (cFS Application on NASA GitHub https://github.com/nasa/HK)
  • HS: Health & Safety (cFS Application on NASA GitHub https://github.com/nasa/HS)
  • I&T: Integration and Test
  • ITOS: Integration Test and Operations System
  • IV&V: Independent Verification and Validation
  • LADEE: Lunar Atmosphere and Dust Environment Explorer (NASA mission http://www.nasa.gov/mission_pages/ladee/main/)
  • LC: Limit Checker (cFS Application on NASA GitHub https://github.com/nasa/LC)
  • LDP: Logical Data Path
  • LDS: Local Data Storage
  • LRO: Lunar Reconnaissance Orbiter (NASA mission https://www.nasa.gov/mission_pages/LRO/main/)
  • MD: Memory Dwell (cFS Application on NASA GitHub https://github.com/nasa/MD)
  • MET: Mission Elapsed Time
  • MM: Memory Manager (cFS Application on NASA GitHub https://github.com/nasa/MM)
  • MS: Memory Scrub
  • OBC: On Board Computer
  • OSAL: Operating System Abstraction Layer (NASA GitHub https://github.com/nasa/osal)
  • OSK = OpenSatKit
  • PCC: Power Control Circuit (part of EPS)
  • PID: Pipeline ID
  • PV: Photovoltaic Panel (part of EPS)
  • RBSP: Radiation Belt Storm Probes (NASA mission https://www.nasa.gov/mission_pages/rbsp/launch/rbsp_preview.html)
  • RM: Recorder Manager
  • RT: Remote Terminal
  • RTEMS: Real-Time Executive for Multiprocessor Systems
  • R/T: Real-time
  • RTCP: Relative Time Command Processor
  • RTS: Relative Time Sequences (kind of Stored Command)
  • SARB: Software Architecture Review Board
  • SB: Software Bus (service part of cFE)
  • SBN: Software Bus Network (cFS Application on NASA GitHub https://github.com/nasa/SBN)
  • SBP: Software Bus Protocol
  • SC: Stored Command (cFS Application on NASA GitHub https://github.com/nasa/SC)
  • S/C: Spacecraft
  • SCH: Scheduler (cFS Application on NASA GitHub https://github.com/nasa/SCH)
  • S-COMM: S-Band Communication Card
  • SDO: Solar Dynamic Observatory
  • SDR: Spacecraft Data Recorder
  • SIL: Simulink Interface Layer
  • SpW: Spacewire
  • SSR: Solid State Recorder
  • STCF: Spacecraft Time Correlation Factor
  • SUROM: Start-Up Read-Only Memory
  • TAI: International Atomic Time
  • TBL: Table Service (part of cFE)
  • TCS: Telecommunication System
  • TDRS: Tracking Data Relay Satellite
  • TIME: Time Service (part of cFE)
  • TLM: Telemetry
  • TM: Time Manager
  • TO: Telemetry Output
  • TRMM: Tropical Rainfall Measuring System
  • VCDU: Virtual Channel Data Unit
  • XB: External Bus
  • XBI: Instrument 1553 External Bus
  • XBS: Spacecraft 1553 External Bus

Acronyms that are not domain-specific but used in COSMOS, cFS, etc.

  • APP: Application
  • bps: bits per second
  • Bps: Bytes per second
  • BSP: Board Support Package
  • CMD: Command
  • COTS: Commercial Off The Shelf
  • CPU: Central Processing Unit
  • CRC: Cyclic Redundancy Check
  • DMA: Direct Memory Access
  • EEPROM: Electrically Erasable Programmable Read-Only Memory
  • EOF: End of File
  • GOTS: Government Off The Shelf
  • GPS: Global Positioning System
  • HW: Hardware
  • ICD: Interface Control Document
  • IPP: Innovative Partnership Program Office
  • IRAD: Internal Research and Development
  • ISR: Interrupt Service Routine
  • KORI: Korean Aerospace Research Institute
  • NASA: National Aeronautics Space Agency
  • PCI: Peripheral Component Interconnect
  • PKT: Packet
  • PSP: Platform Support Packages
  • PVN: Packet Version Number
  • RAM: Random-Access Memory
  • ROM: Read-Only Memory
  • RF: Radio Frequency
  • RTL: Runtime Linker
  • RTOS: Real-Time Operating System
  • SRAM: Static RAM
  • SW: Software, Spacewire
  • TBD: To Be Determined
  • TDMA: Time Division Multiple Access (on 1553 bus)
  • UART: Universal Asynchronous Receiver/Transmitter
  • UT: Unit Test
  • UTC: Coordinated Universal Time
  • UTF: Unit Test Framework
  • VCR: Video Cassette Recording