TTTech automotive-overview

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Solutions for Safety, Electric Vehicles and Testing

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TTTech automotive-overview

  1. 1. TTTech AutomotiveSolutions for Safety, Electric Vehicles and TestingCompany Overviewproducts@tttech.comwww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved.
  2. 2. What do they have in common …Boeing 787 NASA Orion … Reliable Networks and Controls from TTTech Audi A8 Prinoth Leitwolfwww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 2
  3. 3. Company Mission TTTech establishes time-triggered communication platforms and certifiable safety modules as the solutions of choice for volume embedded market segments that need and value reliability and robustness. Benefits include simple to use complete products, best-in-class product cost performance and service, and enabling our customers to deploy their solutions more efficiently and profitably.www.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 3
  4. 4. Experts for Reliable Networks and Safe Controls • Founded in 1998 • Award-winning spin-off of Vienna Technical University • Unique know-how pool of 200+ employees • Headquartered in Vienna, Austria • Shareholders • Founders & employees: ~40% • AUDI AG: < 25% • Remaining shares: investors Gaimersheim Vienna including aeris Capital AG Germany Austria Seoul Carlsbad Korea California Brixen Bukarest Italy Romania Yokohama Japanwww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 4
  5. 5. TTTech Automotive GmbH • 100% subsidiary of TTTech Computertechnik AG • Premium associate member of FlexRay Consortium • Premium member of AUTOSAR Consortium • Premium member of JasPar Consortium Ingolstadt Stuttgart • Support • Sales • Engineering Yokohama • Sales Seoul • Engineering Vienna • Sales • Support • Headquarters • Sales • R&D • Engineering • Supportwww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 5
  6. 6. Automotive Production Program Reference Audi A8 Communication Software • FlexRay, CAN, LIN, Tools • Performance optimized Communication Safety Software • End-to-end safety on FlexRay and CAN • ISO 26262 ASIL D Process Optimization • Automated ECU Validation • Testbench automation Premium Engineering • 10 Mbit/s physical layer • Stable parameterizing and interoperability • Software integration and prototype support • Diagnostics specification • Representation in FlexRay Consortium Audi A8, A6, A4, … VW Touareg, … Bentley Arnage, Continentalwww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 6
  7. 7. Automotive Portfolio Reliable Networks and Safe Communication Reliable Networks and Safe Communication Embedded Safety Safety Hardware for Testing Tools Software E-Vehicles • Autosar Safe up to ASIL D • Modulare Safety Platform • Data Logger • SafeCOM • IEC 61508 / ISO 26262 • FlexRay Tools • SIL 2-3 Networks & Engineeringwww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 7
  8. 8. TTTech Automotive Safety Hardware and Solutions for Electric Vehicles • Electric Vehicle Safety Unit • Electric Vehicle Control Unit • Modular ECU Familywww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved.
  9. 9. Solutions for Functional Safety in Electric Vehicles Modular Hardware Safety Platform Modular Hardware Safety Platform ISU Inverter Safety Unit Inverter • Safety for electric powertrain • Add-on or integrated ISU Electric Vehicle Control Unit … cost effective customized version • Platform for electric powertrain possible control strategy VCU Modular ECU Family HY-TTC 90 • Certified for SIL 2/3 (ASIL C/D) HY-TTC 100 HY-TTC 50 • Off-the-shelf / customizable HY-TTC 200 HY-TTC 60 HY-Vision2 • Flexible configurable I/O Safety ECUs certified by TÜV Nord Standard ECUs Modular Software Safety Platform Modular Software Safety Platform Application SafeExecution SafeCOM RTE CAL AUTOSAR SafeCOM COM • For safety functions up to ASIL D • Safe end-to-end comm. PDU Router FX TP CAN TP • Co-existance of safety related and over CAN or FlexRay FlexRay Interface FlexRay Driver LIN Interface LIN Driver CAN Interface CAN Driver non-safety related functions • Up to ASIL D • Integrates with AUTOSAR SafeExec • Conform to AUTOSAR SafeCOMwww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 9
  10. 10. Example 1: Electric Vehicle Safety Unit • Electric vehicles are „by-wire“ (safety-relevant system) • Unintended acceleration or deceleration to be avoided! • TTTech‘s ESU is a safe guarding unit to control this behavior • Torque supervision by voltage and current measurements, switch off in case of error • Retrofit to existing powertrain concepts, or customized integration with inverter / VCU • Certified for SIL 2-3) • Prototypes available now, SOP in Q1/2011 Accelerator Pedal ESU Battery Unit Inverter E-Motorwww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 10
  11. 11. Example 2: Electric Vehicle Control Unit ECU Platform for Electric Powertrain Control VCU Battery Unit Inverter E-Motor • 16/32 Bit main CPU, supervised by certified watchdog CPU • ISO 26262 compliant Hardware and Software platform • Safe software runtime environment (SafeExecution and SafeCOM) • Accomodates non-safe Basic Software (AUTOSAR, Diagnostics, …) and non-safe application software modules • Supports mixed-criticality applicationswww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 11
  12. 12. TTTech Automotive Embedded Safety Software • Modular Safety Platform • Partnership with Vector Informatik • MICROSAR Safewww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved.
  13. 13. ASIL Decomposition Safety Concept Economic Implementation Application SW Application SW (ASIL D) (ASIL D) ASIL D ASIL D (D) + QM (D) Safety Layer (ASIL D) Safety Mechanisms Basic SW (ASIL D) Basic SW Reused Standard SW (QM) The safety elements … • … detect and handle possible faults in the Basic SW • … are independent elements in the system with specific functionality (addressing the detection and mitigation of faults in the Basic SW) • … are developed according to the required ASIL • … are developed as „Safety Element out of Context“ and have to be integrated according to their „Safety Manual“www.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 13
  14. 14. Use Case 1: End-to-End Communication Protection Safety-Relevant Application • Trusted input data required App. 1 App. 2 App. 3 App. 4 E2E E2E E2E-Lib Protection Protection Wrapper Wrapper Basic Software • SafeCOM ensuring end-to-end communication protection • Errors in the conduction can be detected. The application can react accordinglywww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 14
  15. 15. Use Case 2: Different ASIL Levels ASIL-x Application SafeExecution - Safety Layer for: • Usage of AUTOSAR system services • Timing protection (QM) • Memory protection • Program flow monitoring SafeSelfCheck App. 1 App. 2 App. 3 App. • Separation of different ASIL levels 4 SafeMemoryProtection Checkpoint Checkpoint „SafeApp1“ „SafeApp2“ SafeWatchdogMgr Basis Software SafeWatch Checkpoint dog „SafeCDD“ SafeIO Complex Drivers • SafeExecution ensuring „Criteria for Coexistence“ of QM SW • Violation of the “Freedom from Interference” is detected safelywww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 15
  16. 16. Modular Safety Platform App. 1 App. 2 App. 3 App. 4 SafeWatchdogMgr Safety LayerCheckpoint Checkpoint for ECUs Safety Layer „SafeApp2“ „SafeApp1“ for ECUs SafeWatch dog SafeMemoryProtection •• Freedom from Interference Freedom from Interference E2E Protection Wrapper E2E Protection Wrapper (incl. Watchdog) Bootloader (incl. Watchdog) E2E-Lib OS RTE •• Communication Protection Communication Protection SafeSelfCheck •• IO Protection IO Protection Checkpoint „SafeCDD“ •• HW Integrität HW Integrität SafeIO System Memory Comm. Comm. I/O Complex Services Services Services Services Drivers BSP • Safety Layer(s) for ECUs up to ASIL D • Mapping for SIL 3 and PL ewww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 16
  17. 17. Modular Safety Platform App. 1 App. 2 App. 3 App. 4 SafeWatchdogMgr Checkpoint Checkpoint „SafeApp1“ „SafeApp2“ SafeWatch dog SafeMemoryProtection E2E Protection E2E Protection Wrapper Wrapper Bootloader E2E-Lib OS RTE SafeSelfCheck Checkpoint „SafeCDD“ SafeIO System Memory Comm. Comm. I/O Complex Services Services Services Services Drivers BSP Checking/Protection Function Non-Safety Standard SW, System SW Safety-Relevant Function Non-Critical Application SWwww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 17
  18. 18. TTTech – Vector Partnershipwww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 18
  19. 19. MICROSAR Safewww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 19
  20. 20. TTTech Automotive Testing Tools - Networks & Engineering • Testing, Verification and Logging Tools • FlexRay Test Benches and Validation Tools • Engineering Offeringwww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved.
  21. 21. Testing, Verification and Logging Tools TTXConnexion TTXDisturbance Node Gateway and Manipulation for Reproducable Failure Injection for FlexRay and CAN FlexRay TTXOptical Link Datalogger NG Consistently Data Logging for all Optical Decoupling for FlexRay Automotive Bus Systemswww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 21
  22. 22. FlexRay Test Benches and Validation Tools TTXPower Link TTXUniversal Control Unit High-Performance Tool for The Modular FlexRay FlexRay Prototyping Applications Development Boardwww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 22
  23. 23. Engineering Offering Onsite and Offsite Engineering Rapid Development Project Support Integration of Basic Software FlexRay Training Network Tests Communication Validation Parameter Validation Physical Layer Validation Safety Analysis & FMEA Hazard & Risk Analysis Functional Safety Special Know-How in Time-Triggered Architecture, Safety and Development Processeswww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 23
  24. 24. TTTech Automotive Advanced Solutions • TTXMulti Switch for FlexRay • Time-Triggered Ethernet as Vehicle Backbone Networkwww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved.
  25. 25. What is a TTXMulti Switch? The TTXMulti Switch is a zero-delay, non-buffering, time-triggered switch for multiple parallel FlexRay data streams • Offers increased FlexRay bandwidth • Improves system robustness and fault-tolerance • Can be integrated in 4-fold transceiver chip in central gateway ECU TTXMulti Switch FlexRay Network Central Gatewaywww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 25
  26. 26. What is TTEthernet? = Ethernet + Clock + Time-Triggered + Rate-Constrained + Safety Synch. Communication Communication• Established • Coordination • Real-time control • Audio/video streaming • ISO26262 ASIL D• Dominant • Distributed (chassis, engine, • Sensor fusion • IEC 61508 SIL 4 control active & passive• Standard • ARINC 664, AVB • DO 254 Level A safety systems)• IEEE 802.3 • SAE AS6802 • „By-wire“ • Determinism • IEEE 1588 Integration of all data flows in one single network • 100% compatible with Ethernet standard IEEE 802.3 • Scales from low to high speed (10 Mbit/s, 100 Mbit/s, 1 Gbit/s, …) • Scales from simple to safe and high-availability systemswww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 26
  27. 27. TTEthernet Services TTEthernet adds Rate-Constrained (Streaming) Serviceswww.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 27
  28. 28. Time-Triggered Ethernet Key Features • 3 concurrent traffic classes: time-triggered / rate-constrained / event-triggered • Core functionality implemented in TTEthernet switch chip • Software based nodes can use standard Ethernet controllers • Fulfills highest safety standards (Aerospace DO254 / DO178B Level A) • 100 Mbit/s and 1 Gbit/s Mixed-Criticality & Safety • Real-time / non-real-time and critical / non-critical traffic in one network • Fail-operational support on network level • Single, dual and triple channel Standard Support TTEthernet Switch (Evaluation Box) • Interoperable with standard IEEE 802.3 • Support for IEEE 1588 • Standardization in progress - SAE AS6802www.tttech-automotive.com Copyright © TTTech Automotive GmbH. All rights reserved. Page 28
  29. 29. www.tttech-automotive.comCopyright © TTTech Automotive GmbH. All rights reserved.

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