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Frequently Asked Questions on J1939 Stack | Embitel


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Pre-tested SAE J1939 protocol based software for easy integration with tooling applications from Embitel Bangalore. J1939 stack integration services for Automotive ECU simulator.

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Frequently Asked Questions on J1939 Stack | Embitel

  1. 1. Frequently Asked Questions (FAQs) on J1939 Stack
  2. 2. This is an honest and a humble attempt by our Automotive Business and Technology Leadership teams, to answer all your frequently asked questions. However, for more specific queries, please get in touch with our team for more detailed conversations and demos! Kuldeep Singh BUSINESSMANAGER Ratish Bhat BUSINESSMANAGER Get in touch with Our Team Talk to Our Automotive Leaders
  3. 3. FAQs | J1939 Software Stack Q1. What are all the software layers that your J1939 stack solution consists of? Ans: Following are the software layers included in our J1939 Stack solution. The table also shows the corresponding software standards: ISO-OSI model layer Embedded software specification Data link / Transport Layer J1939/21 Network Management Layer J1939/81 Diagnostics Layer J1939/73 Application Layer J1939/71 and 73 Each layer has been validated and verified according to the standard guidelines.
  4. 4. FAQs | J1939 Software Stack Q2. What is the business engagement model that you offer your customers for purchase of J1939 Stack solution? Ans: We follow a one-time licensing business model that comes with many benefits namely: • Customer owns the IP rights and the source code of the stack. • Customer is entitled to reuse the software code across multiple projects. Should you need to reframe this business model in order to meet certain project requirements, we are always happy to have a conversation. Coffee/Tea/Something else? Your Choice  Q3. Are any additional services, like hardware and software integration that is supported by your automotive engineering team? Ans: Yes, we do offer J1939 stack configuration and integration services. We support you in product engineering services for integrations with your production grade hardware and software applications. After a thorough analysis of the end-user application and business requirement, we offer following services along with the J1939 software: • J1939 stack integration to your production-grade platform • J1939 solution integration with your target application • J1939 standard based Bootloader software development • CAN, UART and other driver module development • Testing and Validation service post target platform integration
  5. 5. FAQs | J1939 Software Stack Q4. Does your J1939 stack require any specific hardware? Ans: There is no dependency on any specific hardware courtesy CAN device drivers that ensure hardware abstraction. We have also successfully tested our stack on a widely used hardware platforms for automotive applications. Q5. Is Bootloader solution provided along with the J1939 stack? Ans: Bootloader functionality is by default a part of the J1939 stack. Should you require any additional support for ECU reprogramming module, we offer following integration support services as well. • Segregation of memory into boot area and application area • Implementation of bootloader logic in both memory areas • Flash driver development • CRC Checks and more Q6. What are the standards that your J1939 Stack Source code is compliant to? Ans: The stack is fully compliant with ISO J1939 standard. On top of that, the source code written in embedded C conforms to the MISRA C standard. Being a CMMI level 3 organization, we also have all the CMMI level 3 practices of software development in place.
  6. 6. FAQs | J1939 Software Stack Q7. Do you have experience in integrating J1939 software stack solution for other customers? Ans: We have partnered with automotive OEMs and suppliers from USA, Europe and India, for automotive software stack integration. In our journey of more than a decade, we have built a team of expert automotive software engineers who have delivered turn-key solutions for J1939 integration, testing and support. Q8. How do you handle post-production support? Ans: The post production support, a part of the SLA is initiated at the onset of J1939 stack integration. Embitel has a clearly defined support and maintenance process that takes into account the project requirements and partnership expectations. (Please contact us to know more details and success stories on J1939 Stack)
  7. 7. FAQs | IoT solutions for Predictive Maintenance