As automotive systems evolve toward autonomy and electrification, Controller Area Network (CAN), remains a critical backbone for communication between electronic control units (ECUs), particularly for control and safety-critical messaging. As the number of ECUs and CAN traffic increases, overall bus utilization and timing complexity grow, making it more challenging to isolate and diagnose intermittent communication issues.

I have been using the Total Phase Flash Center Software with an Aardvark I2C/SPI Host Adapter for programming I2C devices. I am also using an interface board that is similar to your Level Shifter Board.

When debugging a CAN system, engineers typically rely on oscilloscopes for electrical-level validation or high-end automotive analyzers for full protocol insight—tools that can be costly or complex. A USB-to-CAN analyzer, such as the Komodo CAN Duo Interface, is an affordable, plug-and-play alternative that offers direct access to raw CAN frames, including identifiers, DLC, payloads, and error codes, along with message timing. This low-level visibility helps engineers analyze bus behavior, validate firmware changes, or diagnose communication faults efficiently.

Last week, the Total Phase Sales and Marketing team exhibited at the DesignCon Conference in Santa Clara, California. It was an exciting few days filled with great conversations with Engineering professionals coupled with live engaging demonstrations of our latest solutions for embedded systems debugging!