spacecraft onboard interface services

Spacecraft Onboard Interface Services

Application Support Services Working Group (SOIS-APP WG)

CCSDS Spring 2013 Meeting

Polled Data Acquisitions using SOIS and MIL-STD-1553B 2

• Progress EDS and Common DoT Books» Complete EDS Use Cases» EDS Schemas» Example device datasheets (NPAL camera, GPS receiver)» Common DoT & representation

• Determine SOIS Architecture to handle RIUs and MIL-STD-1553B polled data acquisition

• Identify any updates required to published SOIS Magenta Books?

• Liaison with other CCSDS and external groups, e.g. XML SIG, SUMO

Objectives

CCSDS Spring 2013 Meeting

Polled Data Acquisitions using SOIS and MIL-STD-1553B

• AM 09:30 – 12:30 (all presentations available via Web-Ex)» WG Plenary, led by Stuart Fowell (UKSA/SCISYS)

› Current status of books, actions, etc

» SOIS Architectures, led by Felice Torelli (ESA)› SOIS Architecture to handle RIUs, Glenn Rakow (NASA), Felice Torelli (ESA)• Use of EDS for RIUs, Glenn Rakow (NASA), Felice Torelli (ESA)

• Lunch 12:30 – 13:30

• PM 13:30 – 17:30 (all presentations available via Web-Ex)» SUMO WG Update, Bernie Collins (ONI, USA)» EDS and DoT Use Cases, led by Stuart Fowell (UKSA/SCISYS)

› GPS Receiver data sheet, Samuel Price (NASA) Web-Ex › Use of EDS for S/W Bus Adaptor, Jonathan Wilmot (NASA) Web-Ex

Monday 15th April 2013

3CCSDS Spring 2013 Meeting


• AM 08:30 – 12:30 (all presentations available via Web-Ex)» EDS Schemas, led by Stuart Fowell (UKSA/SCISYS)

› Intro, Stuart Fowell (UKSA/SCISYS)› ESA TRP project – EDS Schema, Peter Mendham (SCISYS/Bright Ascension) Web-Ex› ESA YGP project – EDS Schema, Piotr Skrzypek (ESA) Web-Ex

• Lunch 12:30 – 13:30

• PM 13:30 – 17:00 (all presentations available via Web-Ex)» Example Device Data Sheets, led by Glenn Rakow (NASA)

› NPAL data sheet, Piotr Skrzypek (ESA), Ramon Krosley (DesignNet/ARFL) Web-Ex› SDR data sheet, Sandra Johnson (NASA) Web-Ex

» Common DoT, led by Ramon Krosley (DesignNet/ARFL)› Common DoT – contents, tooling, ratification, Ramon Krosley (DesignNet/ARFL)

• PM 17:00 – 19:00» Joint meeting with SEA XSG SIG, Stuart Fowell (UKSA/SCISYS). Ramon

Krosley (DesignNet/ARFL)

Tuesday 16th April 2013



• AM 08:30 – 12:30» SOIS Architectures, led by Felice Torelli (ESA)

› RIU ICDs, Glenn Rakow (NASA)

» EDS/DoT Open Forum discussions, led by Stuart Fowell (UKSA/SCISYS)› Roadmap going Forward

• Lunch 12:30 – 13:30

• PM 13:30 – 17:30» Common DoT, led by Ramon Krosley (DesignNet/ARFL)

› Common DoT – contents, tooling, ratification, Ramon Krosley (DesignNet/ARFL) (cont.)

» Example Device Data Sheets, led by Glenn Rakow (NASA)› SDR data sheet, Sandra Johnson (NASA) Web-Ex) (cont.)

Wednesday 17th April 2013



• AM 08:30 – 12:30» SOIS Architectures, led by Felice Torelli (ESA)

› Refine definition of metadata parameter for indication service primitives, Felice Torelli (ESA)› SOIS Architecture to handle MIL-STD-1553B polled data acquisition, Stuart Fowell

(UKSA/SCISYS), Felice Torelli (ESA)

» Planning, Reporting and Wrap Up, led by Stuart Fowell (UKSA/SCISYS)

• Lunch 12:30 – 13:30

• PM 13:30 – 17:30» [Stuart Fowell & Felice Torelli attending CCSDS Technical Document Editors

Boot Camp]

Thursday 18th April 2013



• Informational Report (Green Book)» Issue 1 published June 2007» Issue 2 CESG poll to publish has resulted in some RIDs that must be addressed

• Subnetwork Services» Packet, Memory Access, Synchronisation, Device Discovery and Test Services all published as

Magenta Books December 2009

• Application Support Services» Time Access Service published as Magenta Book January 2011» File and Packet Store Services published as Magenta Book September 2012» Device Data Pooling and Message Transfer Services published as Magenta Books November 2012» Device Access Service published as Magenta Book March 2013» Device Virtualisation and Device Enumeration Services completing CESG RID disposition prior to 1st

agency review, publication expected Fall 2013» Common Dictionary of Terms for Onboard Devices currently being drafted as Red Book, complete

draft expected Fall 2013» XML Specification for Electronic Data Sheets for Onboard Devices currently being drafted as Red

Book, complete draft expected Fall 2013

• Published Standards» http://public.ccsds.org/

• Latest Draft Standards» Publically available: cwe.ccsds.org -> SOIS-APP/Latest Publically Released Draft Standards» Available to WG: cwe.ccsds.org -> SOIS-APP/CWE Private/[book name]

› This is where to post drafts of each book as they are made available to the WG

Current Status of Books


http://public.ccsds.org/


No Description Owner Due Date Status

18.2 SF & Chris Taylor to query to CESG whether Common DoT should be a Magenta, Blue or some other book type

SF & CT 20/10/2012 Closed. Will be Blue

20.2 SF to produce diagrams and supporting text showing logical data model and physical manifestations in XML files

SF 03/08/2012 Closed. Replaced with Spr13.5

21.3 RK to define mapping between CCSDS Navigation Data Messages DoT and ongoing SOIS Common DoT

RK 11/09/2012 Open

22.10 GR to propose tasks for NASA/GSFC resource in support of SOIS

GR 25/09/2012 Closedg. Sam to prototype GPS Receiver data sheet with EDS schemas

Fall12.1 Complete Common Overview Section based on agreed structure

RK & SF 15/11/2012 Ongoing

Fall12.2 Explain use of EDS for Physical Device to OBSW, related to “EDS Usage in Layered Architecture” picture

SF 30/11/2012 Open

Fall12.3 Explain use of EDS for RIU/Aggregated Device, related to “EDS Usage in Layered Architecture” picture

GR 30/11/2012 Closed. Replaced with Spr13.11

Current Status of Actions (1/4)




Fall12.4 Explain use of EDS for Intelligent Device, e.g. SPA ASIM, related to “EDS Usage in Layered Architecture” picture

RK 30/11/2012 Ongoing

Fall12.5 Explain use of EDS for Software Bus Adaptor, related to “EDS Usage in Layered Architecture” picture

JW 30/11/2012 Closed. Presented by JW at Spring 2013 meeting

25.2 Update EDS Technologies Survey to CWE with their experiences in using specific EDS technologies

All 25/11/2012 Closed. 2 documents available

26.2 Experiment with SysML tools and distribute results

RK 13/12/2012 Open

27.1 Specify tasks for RK to perform, funded by SUMO

SF 24/01/2013 Closed. See planned activities up to Fall 2013

27.2 Arrange Kevin Rice support on XTCE usage for EDS schema

GR 24/01/2013 Ongoing

27.3 Distribute XTCE lessons learnt GR 03/01/2013 Open

27.4 Review EDS Schema tech note, especially the section called “Algorithm Representation”, pages 5-8

All 03/01/2013 Open





27.5 Provide feedback on RIUs and Aggregated Devices tech note

GR 03/01/2013 Closed. Feedback provided verbally at Spring 2013 meeting

27.6 Review RIUs and Aggregated Devices tech note All 03/01/2013 Closed. Feedback provided verbally at Spring 2013 meeting

29.1 Liaise with Bill Othon JW 21/02/2013 Ongoing. Bill will prototype once schema and device data sheets are available

29.2 Produce overview of current status of technical investigations and how they fit together into the required functions of the EDS and DoT XML schemas. Use agreements from Fall 2012 meeting as a basis

SF 18/02/2013 Closed. No longer relevant

30.2 Review the ESA TRP project’s EDS Requirements and Technology Selection documents

JW 07/03/2013 Closed. No longer relevant





30.3 Contact Bernie re: SUMO funding of RK JW 07/03/2013 Open

30.4 Prototype how to generate a paper Common DoT

RK 15/04/2013 Open

32.1 Revise DVS RID Dispositions from RK and FT feedback

SF 28/03/2013 Closed. Dispositions and updated Red Book agreed by RK and FT





Spr13.1 Update SOIS EDS project status in CWE SF 19/04/2013 Open

Spr13.2 Write up how data sheets change where:1. Device has its subnetwork changed

between mission deployments2. Device is replaced with another device with

the same generic functionality

Jeff 31/05/2013 Open

Spr13.3 Update EDS Onion Diagram SF 30/04/2013 Open

Spr13.4 Update roadmap to standardisation, including ESA and NASA funded projects

SF 30/04/2013 Open

Spr13.5 Update diagram showing XML representation of Common DoT, EDS schema, generic functional interfaces and device data sheets. Add supporting explanatory text

RK 30/04/2013 Open

Spr13.6 Supply NPAL Camera functional interface & DoT, and XML schema from ESA TRP project to RK

SF 31/05/2013 Open

Spr13.7 Distribute ESA TRP schedule SF 30/04/2013 Open

Spr13.8 Add Device ICD and test harness generation to Process Diagram

RK 30/04/2013 Open

New Actions (1/2)




Spr13.9 Define metadata Common DoT term, with mandatory, service-specific mandatory and implementation-/device-specific optional data

PR/FC 31/05/2013 Open

Spr13.10 Review ECSS 1553 Services and propose mapping from Subnetwork Services to support synchronous bus

Dai 31/05/2013 Open

Spr13.11 Update RIU Technical Note and post in CWE FT 30/04/2013 Open

New Actions (2/2)



• ESA TRP project complete XML schema, 3 device data sheets and flight & ICD generation tools for ~Oct 2013

• ESA YGP project complete XML schema, device data sheets for ~Aug 2013, possible 6 month extension

• Ray Krossley (AFRL) to extend NPAL camera data sheets and XML schemas to incorporate Common DoT for Oct 2013

• Sam Price (NASA) to use XML schemas and Common DoT to produce GPS Receiver data sheets, report issues for Oct 2013

• Sandy Johnson (NASA) to organise producing JPL SDR data sheets using XML schema and Common DoT, report issues for Oct 2013

• By Fall 2013 meeting, should have 2 XML schemas, integrated with Common DoT and a number of example device data sheets from which to draw comparisons, experiences etc.

• Then will need to plan for merging into common XML schema and define an interoperability test plan for standardisation

Planned Activities up to Fall 2013 meeting


spacecraft onboard interface services

Documents

stuart fowell felice

stuart fowell uksascisysintro

stuart fowell uksascisys

glenn rakow nasasdr

felice torelli esause

felice torelli esa lunch

felice torelli esaplanning

ramon krosley designnetarfl