TECHNICAL PAPERS

Virtual Engine System Prototyping with High-Resolution FFT for Digital Knock Detection Using CPU Model-Based Hardware/Software Co-simulation

Date Published: 2009-04-20
Paper Number: 2009-01-0532
DOI: 10.4271/2009-01-0532

Author(s):


Yasuo Sugure - Hitachi, Ltd.
Shigeru Oho - Hitachi, Ltd.
Sujit S. Phatak - Hitachi America, Ltd.
George Saikalis - Hitachi America, Ltd.

Abstract

We have developed a full virtual engine system prototyping platform with 4-cylinder engine plant model, SH-2A CPU hardware model, and object code level software including OSEK OS. The virtual engine system prototyping platform can run simulation of an engine control system and digital knock detection system including 64-pt FFT computations that provide required high-resolution DSP capability for detection and control. To help the system design, debugging, and evaluation, the virtual system prototyping consists of behavior analyzer which can provide the visualization of useful CPU internal information for control algorithm tuning, RTOS optimization, and CPU architecture development. Thus the co-simulation enables time and cost saving at validation stage as validation can be performed at the design stage before production of actual components.

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References

  1. International Standards Organization: ISO11898. Road Vehicles – Interchange of digital information – Controller area network for high-speed communication, 1993.
  2. Passerone Claudio, Lavagno Luciano, Chiodo Massimiliano, and Sangiovanni-Vincentelli Alberto L. Fast hardware / software co-simulation for virtual prototyping and trade-off analysis, Design Automation Conference, 1997.
  3. Yi Youngmin, Kim Dohyung, and Ha Soonhoi, Fast and time-accurate cosimulation with OS scheduler modeling. In Design Automation for Embedded Systems, Kluwer Academic Publishers, Boston, 2003.
  4. Saikalis George, Meyl Hendrik, Oho Shigeru, McCune D.J., and Ishikawa Makoto, Virtual Embedded Mechatronics System, SAE World Congress (2006-01-0861), 2006.
  5. Elias Norman J., McCune DJ, Nakamura Takayoshi, and Shao Liang, Integrating Hardware and Embedded Software into a Virtual Prototype of an Electronic Throttle, SAE World Congress (2006-01-0170), 2006.
  6. Ishikawa Makoto, McCune D.J., Saikalis George, and Oho Shigeru, CPU Model-based Hardware /Software Co-design for Real-Time Embedded Control Systems, SAE World Congress (2007-01-0776), 2007.
  7. Kaneyasu Masayohi, Kurihara Nobuo, Katogi Kozo, and Tokuda Hiroatsu, Engine Knock Detection Using Multi-Spectrum Method SAE World Congress (920702), 1992

Product Status: In Stock

Included in: V118-7

See papers presented at SAE World Congress & Exhibition, April 2009, Detroit, MI, USA, Session: Systems Engineering (Part 2 of 2)

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