WiCAN Pro

Advanced OBD scanner for next-generation vehicle diagnostics and Home Assistant integration

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Sep 12, 2024

Project update 4 of 5

WiCAN PRO USB Peripherals: Unlocking Endless Possibilities

by Ali Slim

One of the standout features of the new WiCAN-PRO is its USB host capability, which opens the door to a wide range of exciting possibilities. The ESP32-S3 host supports multiple device classes, including CDC, HID, MSC, and UVC. Of these, the CDC class is arguably the most versatile, as it’s supported by many off-the-shelf boards. Let me know what other applications you’d be interested in exploring.

Below are some of the applications I’ve been exploring:

LTE and GPS Integration

The ESPNetLink feature allows WiCAN-PRO to connect to LTE networks, while its built-in GNSS receiver provides precise location tracking. The receiver can be mounted on a vehicle’s windshield, similar to a dashcam setup. It’s both powered and controlled via WiCAN-PRO’s USB-C interface, providing seamless integration for mobile applications.

GPS USB Module

If an LTE connection isn’t required, a more affordable alternative is using a CDC-based GPS USB module. WiCAN-PRO can easily read and process location data from this module, offering a simpler and more cost-effective solution.

LCD Displays

Using the USB interface, you can develop custom applications on off-the-shelf LCD devices, like the ESP32-S3-BOX. This allows for the creation of interactive displays and dashboards.

Expanding CAN Bus Interfaces

Looking to extend the CAN bus capabilities of your setup? With a device like WiCAN-USB, you can add an additional CAN bus interface. While I haven’t tested this configuration yet, it should theoretically work seamlessly.

LED Strip Controller

WiCAN-PRO’s USB interface can also be used to power and control LED strips. You could create dynamic lighting effects, such as animating the strip based on engine RPM or other vehicle data, adjusting colors and brightness to match specific conditions.


The possibilities with WiCAN-PRO are vast and these are just a few examples of what can be achieved. Whether you’re looking to enhance your vehicle’s connectivity or build custom hardware integrations, WiCAN-PRO’s USB host feature offers a flexible foundation for innovation.


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