Accurate Technologies - Blog #Automotive TestingAccurate Technologies - Blog #Automotive Testinghttps://www.accuratetechnologies.com/blog/tag/automotive-testingSat, 20 Jun 2026 09:03:52 -0700http://zoho.com/sites/<![CDATA[Automotive Ethernet Explained Pt. 6]]>https://www.accuratetechnologies.com/blog/post/automotive-ethernet-explained-pt.-6

Getting Started with Automotive Ethernet Tooling

Automotive Ethernet introduces new capabilities, but it also introduces new tooling requirements.

CAN tools are still important, especially in mixed-network vehicles, but Ethernet adds packet-based communication, IP diagnostics, service discovery, synchronization, and high-bandwidth data streams. Engineers need tools that can see more than raw traffic. They need tools that understand how Automotive Ethernet behaves inside the vehicle.

Why Tooling Matters

Automotive Ethernet networks are more complex than traditional CAN networks.
Instead of only looking at message IDs and signal values, engineers may need to analyze:

  • Ethernet frames 
  • IP traffic 
  • SOME/IP services 
  • DoIP diagnostic sessions 
  • AVB or TSN timing behavior 
  • Gateway routing 
  • CAN, CAN FD, and LIN interaction 

Without the right tools, it can be difficult to understand where a problem starts and how it affects the rest of the vehicle network.

What Engineers Need on Day One

Getting started with Automotive Ethernet typically requires a few core capabilities.
At minimum, engineers need to be able to:

  • Connect to Automotive Ethernet networks 
  • Monitor live traffic 
  • Decode common automotive protocols 
  • Log data for later review 
  • Generate or stimulate traffic 
  • Validate diagnostics over Ethernet 
  • View CAN and Ethernet behavior together 

The goal is not just to capture packets. The goal is to understand what the vehicle network is doing.

Engineers also benefit from tools that provide a unified view of the vehicle network. As modern architectures combine CAN, CAN FD, LIN, and Automotive Ethernet, switching between multiple disconnected tools can slow troubleshooting and validation efforts. ATI's VISION® platform helps engineers monitor, analyze, and interact with multiple vehicle networks from a single environment.

Monitoring vs Active Testing

There are two common tooling modes: monitoring and active testing.
Monitoring means observing traffic without interfering with the network.
This is useful for:

  • Debugging communication issues 
  • Reviewing network load 
  • Capturing intermittent faults 
  • Understanding ECU behavior 

Active testing involves sending traffic, simulating ECUs, or injecting faults.
This is useful for:

  • ECU bring-up 
  • Gateway validation 
  • Diagnostics testing 
  • Stress testing 
  • Reproducing edge cases 

Both are important. Development teams often rely on active testing early, while validation teams need strong monitoring and repeatable test execution.

For example, engineers may use ATI's VISION® platform to monitor data that an ECU is receiving from other connected nodes. This can be used to identify message decoding issues in the ECU software. During development, these same environments can be paired with simulation and gateway solutions to actively test communication scenarios and validate system behavior.

Scaling from Bench to Vehicle

Automotive Ethernet testing usually starts on the bench.
A bench setup might include:

  • One or more ECUs 
  • A gateway 
  • CAN or CAN FD networks 
  • An Ethernet connection 
  • Diagnostic or simulation tools 

As development progresses, testing moves into the full vehicle. At that point, complexity increases significantly.
Engineers must validate:

  • Multi-network traffic 
  • Gateway behavior 
  • Latency and jitter 
  • Diagnostic routing 
  • System-wide fault behavior 

As testing progresses from bench setups to full vehicle environments, maintaining consistent workflows becomes increasingly important. Tools that support both development and validation activities help reduce rework and improve efficiency. ATI's portfolio, including VISION® and its Vehicle Communication Gateway, can be used throughout the development lifecycle, from early ECU bring-up and diagnostics to vehicle-level network validation.

Avoiding Common Beginner Mistakes

One common mistake is treating Automotive Ethernet like office Ethernet.

Standard IT tools can be helpful, but they are not enough on their own. Automotive networks require visibility into vehicle-specific protocols, timing requirements, and mixed-network behavior.

Another mistake is testing Ethernet in isolation. In most vehicles, Ethernet works alongside CAN, CAN FD, and LIN. A problem may appear on Ethernet but originate from a gateway, diagnostic route, or CAN-side message.

Effective tooling should help engineers see the whole system, not just one network segment.

What to Look for in Automotive Ethernet Tools

When evaluating tools, look for capabilities such as:

  • Automotive Ethernet interface support 
  • CAN, CAN FD, and LIN support 
  • SOME/IP and DoIP decoding 
  • Logging and replay 
  • Traffic generation 
  • Gateway testing support 
  • Time synchronization analysis 
  • Fault injection 
  • Scalable bench and vehicle workflows 
  • Unified visibility across CAN, CAN FD, LIN, and Automotive Ethernet networks 

Modern vehicle architectures require engineers to understand how multiple networks interact. Solutions such as ATI's VISION® platform are designed to provide that visibility, helping teams analyze communication, diagnose issues, and validate system behavior across the entire vehicle network.

The right tool should support both development and validation needs without forcing teams to switch workflows entirely.

Why This Matters

Automotive Ethernet is becoming a foundation for modern vehicle architectures. As networks become faster and more interconnected, engineers need tools that provide visibility across the entire system, not just individual buses. Platforms such as ATI's VISION® help development and validation teams monitor network activity, troubleshoot issues, and better understand interactions between Ethernet, CAN, CAN FD, and LIN networks.

The better the tooling, the easier it is to debug issues early, validate system behavior, and reduce risk before vehicle-level testing.

Looking to Simplify Automotive Ethernet Development and Validation?

Modern vehicles rely on a mix of CAN, CAN FD, LIN, and Automotive Ethernet networks. ATI's VISION® platform and Vehicle Communication Gateway help engineers monitor, analyze, diagnose, and validate communication across these mixed-network environments, supporting both development and validation workflows from the bench to the vehicle.

Up Next

In the next post, we will look at common Automotive Ethernet myths and what actually breaks in real-world development and validation. From "Ethernet isn't deterministic" to "Ethernet will replace CAN," we'll separate fact from fiction and examine the challenges engineers actually encounter during development.

]]>Fri, 12 Jun 2026 12:01:04 -0400<![CDATA[Scripting: The Secret Ingredient to Smarter Testing]]>https://www.accuratetechnologies.com/blog/post/scripting-smarter-testing

In the world of embedded systems and communication networks, scripting is more than just a coding technique—it's a way to automate, extend, and elevate your testing workflows. Whether you're validating messages on a CAN bus, simulating real-time events, or analyzing system behavior, scripting gives you control. 

Why Scripting Matters

At its core, scripting is about flexibility. Unlike rigid interfaces or predefined tools, scripts allow you to define custom logic, react to real-time conditions, and build automated routines tailored to your specific testing environment. From basic automation to complex data analysis, scripting empowers engineers and testers to go beyond the limitations of drag-and-drop GUIs. 

With the right scripting environment, you can: 

    • Automate repetitive tasks to save time and reduce error 
    • Respond to dynamic events like incoming messages or signal changes 
    • Simulate real-world conditions through timed or conditional actions 
    • Create reusable workflows that scale across teams and projects 
    • Analyze data in real time without needing to export to other tools 

Scripting is what turns a test tool into a test platform. 

Enter CANLab: Scripting Built-In

While scripting is powerful, it’s only as effective as the environment that supports it. That’s where CANLab steps in. CANLab includes a full-featured scripting language designed specifically for testing communication networks, with syntax based on the widely-used C# language. This makes it both familiar to developers and accessible to testers with basic programming knowledge. 

Key features include: 

    • Customizable Script Editor: Syntax highlighting and editor configuration make it easy to write, read, and debug scripts. 
    • Event-Driven Logic: Trigger functions using On Message Received, On Signal Received, On KeyPress, or On Timer—ideal for creating interactive or automated test scenarios. 
    • Native Execution: Scripts run directly within CANLab for real-time performance and low-latency response. 
    • Data Analysis Support: Go beyond basic message handling—use scripts to evaluate signal conditions, generate summaries, and flag anomalies on the fly. 
    • Portability and Sharing: Save scripts and share them across teams, enabling test engineers to focus on running tests, not building them from scratch.

Build Once, Use Anywhere

One of the most powerful aspects of scripting in a platform like CANLab is the ability to reuse and adapt. Write a script once, and it can be used by multiple groups, across different projects, or even automated into continuous integration workflows. This reduces setup time, standardizes testing, and enhances collaboration. 

Final Thoughts

Scripting is no longer a luxury in modern testing—it's a necessity. It brings agility, precision, and insight to test engineers and system developers alike. And with tools like CANLab offering a robust scripting engine out of the box, there's never been a better time to start automating your test workflows. 

If you're looking to move faster, test smarter, and unlock the full potential of your communication networks, scripting is the way forward—and CANLab is ready when you are.

Get Started Now
]]>Fri, 06 Jun 2025 12:40:38 -0400<![CDATA[The Critical Role of Compact Test Equipment in Two-Wheel Vehicle Development]]>https://www.accuratetechnologies.com/blog/post/two-wheel-vehicle-development

In the dynamic realm of two-wheel vehicle development, precision, real-time data acquisition, and flexibility are critical factors that drive innovation and performance. The sophisticated nature of modern motorcycles and scooters, which integrate advanced electronics and complex systems, necessitates the use of high-performance test equipment. Compact test devices, such as the DLX Datalogger from Accurate Technologies Inc., play a pivotal role in this process. Here’s a technical overview of why such equipment is indispensable and how the DLX Datalogger stands out in this field.

The Necessity for Advanced Compact Test Equipment

Two-wheel vehicles today are equipped with intricate electronic control systems, including Engine Control Units (ECUs), Transmission Control Units (TCUs), and numerous sensors that monitor parameters like engine temperature, throttle position, and vehicle speed. To ensure these systems operate seamlessly and efficiently, engineers require compact test equipment that can handle high data throughput and deliver precise measurements.

1. Portability and Integration: The DLX Datalogger's compact form factor is designed to be highly portable, facilitating integration into various vehicle configurations. This is crucial for conducting tests in diverse environments such as dynamic test tracks, road tests, or static engine bays. The DLX Datalogger can be easily mounted in restricted spaces, allowing for unobtrusive data collection without interfering with the vehicle’s operation.

2. Precision and High-Fidelity Data Capture: The DLX Datalogger excels in high-fidelity data capture, which is essential for accurate performance analysis. With the ability to sample data at high rates and with minimal latency, the DLX Datalogger provides precise measurements of critical parameters such as:

    • Engine RPM: Accurate recording of engine speed is crucial for tuning and performance optimization.
    • Throttle Position: Monitoring throttle position helps in evaluating the response and calibration of the ECU.
    • Vehicle Speed and Acceleration: Essential for performance testing and safety evaluations.
    • Temperature and Pressure Sensors: Accurate readings of coolant, oil temperatures, and various pressures are necessary for assessing engine health and reliability.

3. Real-Time Data Monitoring and Analysis: One of the DLX Datalogger's standout features is its real-time data streaming capability. This allows engineers to monitor parameters continuously as the vehicle operates, providing immediate feedback on performance. Real-time data enables:

    • Dynamic Adjustments: Engineers can make instant modifications to calibration settings or control strategies based on live data.
    •  Fault Diagnosis: Immediate detection of anomalies or faults during testing helps in quicker resolution and iterative improvements.

4. Ease of Integration and Versatility: The DLX Datalogger is designed to seamlessly integrate with a variety of sensor types and data acquisition systems. Its compatibility with industry-standard protocols and communication interfaces, such as CAN (Controller Area Network) and K-Line (ISO 9141), ensures that it can interface with a broad range of vehicle systems. This versatility allows it to be used across different testing scenarios and vehicle models. Additionally, the files recorded are saved to the removable SDHC memory card in the industry standard ASAM MDF4 file format, ensuring compatibility.

5. Robustness and Reliability: In demanding testing environments, the durability of test equipment is paramount. The DLX Datalogger is engineered to withstand harsh conditions, including high vibrations, temperature extremes, and mechanical stress. Its robust construction ensures reliable operation and data integrity, even in the most challenging testing scenarios.

Conclusion

As the complexity of two-wheel vehicles continues to evolve, the need for sophisticated, compact test equipment becomes increasingly critical. ATI’s DLX Datalogger represents a significant advancement in this field, offering high precision, real-time monitoring, and robust performance in a compact package. Its ability to provide detailed, accurate data while withstanding the rigors of various testing environments makes it an invaluable tool for engineers and developers striving to push the boundaries of performance and innovation in two-wheel vehicle development.

]]>Thu, 12 Sep 2024 12:37:44 -0400<![CDATA[Understanding API Scripting in Automotive Testing]]>https://www.accuratetechnologies.com/blog/post/understanding-api-scripting-in-automotive-testing
API scripting allows engineers to automate and customize software centric testing processes. This approach not only streamlines workflows but can also be used to enhance the accuracy and repeatability of tests across a wide range of criteria. 

Introducing Accurate Technologies VISION Software

Accurate Technologies (ATI) is a leader in providing comprehensive solutions for automotive testing, notably through its VISION Software suite. VISION Software serves as a robust platform for managing and executing tests across various automotive testing domains. What differentiates VISION is its powerful API Scripting toolkit, which empowers engineers to develop testing protocols precisely to their needs.

The Role of API Scripting Toolkit in VISION Software

VISION’s API Scripting toolkit enables users to interact programmatically with the software, offering extensive capabilities for both process automation and customization. Here’s how it can be used to enhance automotive testing:

Automation of Test Sequences: Engineers can use API scripting to automate complex test sequences, reducing manual intervention and minimizing human error, by ensuring complete repeatability. This automation accelerates testing cycles and improves overall efficiency.

Customization of Test Parameters: With API scripting, users can customize parameters such as test conditions, data acquisition rates, and analysis criteria. This flexibility is invaluable in adapting tests to specific regulatory requirements or unique project goals.

Integration with Existing Systems: The API facilitates seamless integration with other software and hardware systems used in automotive testing, fostering a cohesive testing environment. This integration capability ensures compatibility across different stages of the testing process.

Real-time Data Analysis and Reporting: API scripting allows for real-time data analysis during tests, enabling immediate adjustments and decisions based on live data streams. Moreover, automated reporting features ensure that test results are promptly documented and analyzed.

Conclusion

API scripting in automotive testing, exemplified by Accurate Technologies VISION Software and its API Scripting toolkit, represents a paradigm shift in how automotive tests are conducted. By leveraging automation, customization, and integration capabilities, engineers can achieve higher levels of precision, efficiency, and reliability in their testing processes. As automotive technology continues to evolve, API scripting will remain a cornerstone of innovation, driving the industry towards safer, more efficient vehicles.

Incorporating API scripting into automotive testing isn't just a step forward—it's a leap towards the future of automotive engineering.
Learn More
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