SWRA825 January   2025 IWR6843 , LP87745-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
    1. 1.1 Regulatory Needs for Electro-Sensitive Protective Equipment (ESPE)
    2. 1.2 Different Types of Electro-Sensitive Protective Equipment (ESPE)
  5. 2Advantages of Radar Sensors in Industrial Applications
  6. 3Safety Concept Evaluation/Analysis
    1. 3.1 System Requirements
      1. 3.1.1 Stationary Use Case
      2. 3.1.2 Mobile Use Case
    2. 3.2 Considerations for Sensing Architectures
      1. 3.2.1 System Level Architecture
        1. 3.2.1.1 Bi-Static With Spatial Diversity
        2. 3.2.1.2 Co-Located Bi-Static (Two Sensor Products)
        3. 3.2.1.3 Co-Located Bi-Static (Single Sensor Product, Dual IWR6843)
        4. 3.2.1.4 Mono-Static (Single Sensor Product, Single IWR6843)
        5. 3.2.1.5 Summary
      2. 3.2.2 Latent Fault Monitoring
    3. 3.3 Sensor Level Architecture
      1. 3.3.1 Sensor Level Architecture for CAT 2
      2. 3.3.2 Sensor Level Architecture for Cat 3
  7. 4IEC TS 61496-5 Functional Test Results
  8. 5Other Considerations
    1. 5.1 Vibrations
    2. 5.2 Clock
  9. 6Conclusion
  10. 7References

7 References

Texas Instruments safety collateral cover a wide range of topics ranging from:

  1. Radar Functional Safety Enablers
  2. Texas Instruments: TUEV certificate showing that those can be used in safety applications: IWRxx43 TUV SUD Functional Safety Certificate
  3. Safety documentation (for example, FMEDA, Safety manual). For access to those, please contact your TI sales representative.
  4. Software diagnostic library (SDL):
  5. Compiler, linker and other tools as part of the compiler qualification kit (cq_kit)
  6. Third party offering for faster time to market:
    1. Safe RTOS such as from WHIS
      1. WITTENSTEIN High Integrity Systems
    2. Free RTOS is available under NDA to provide an easier transition to safety certified RTOS such as safe RTOS.
  7. Application support with safety relevant examples usages of the above:
    1. Diagnostics Monitoring Ref which offers a wrapper example above the SDL for all examples
    2. 61496-5 functional safety testing
      1. https://dev.ti.com/tirex/explore/node?node=A__AAORdOaF-chtRs1PKEV2xQ__radar_toolbox__1AslXXD__LATEST&search=61496
    3. Webinars:
      1. Functional Safety Fundamentals Webinar
      2. Safety software strategies for Compliance and Reliability
      3. Texas Instruments: Enabling Functional Safety for mmWave Sensors
  8. Other resources:
    1. Functional Safety for mmWave Sensors
    2. Texas Instruments: Design Guide for Functional Safety Compliant Systems using mmWave Radar Sensors
    3. Texas Instruments: TI mmWave and IEC 61496-5 Functional Tests
    4. Texas Instruments: mmWave Diagnostic and Monitoring Reference Design Guide