The Freematics Vehicle Data Logger stands out as an Arduino-compatible OBD-II data logging device, designed for automotive enthusiasts and professionals alike. Evolving from a successful Kickstarter campaign in 2014, this versatile tool provides access to a wealth of vehicle data and sensor information, all within a programmable and open-source environment. The core functionality revolves around its ability to act as an efficient Arduino Obd2 Data Logger, making it a powerful asset for various automotive applications.
Key Features of the Freematics Vehicle Data Logger
This innovative device is packed with features that set it apart from conventional OBD-II readers, making it an ideal arduino obd2 data logger solution:
- Arduino Compatibility: Fully compatible with the Arduino ecosystem, leveraging readily available libraries for all onboard components.
- Direct OBD-II Port Connection: Simply plugs into the OBD-II port for power and data access, eliminating the need for external power sources.
- High-Speed Data Acquisition: Capable of rapid data retrieval, processing up to 100 readouts per second from OBD-II PIDs, including VIN and DTC codes.
- MicroSD Storage: Equipped with a microSD card slot, supporting up to 32GB of data storage for extensive logging sessions.
- Integrated Voltmeter: Monitors vehicle battery voltage, providing valuable insights into the vehicle’s electrical system.
- 9-Axis MEMS Sensor (MPU-9150): Incorporates an accelerometer, gyroscope, compass, and temperature sensor for comprehensive motion and environmental data capture.
- Dual Wireless Communication (BLE + Bluetooth 2.1): Facilitates seamless wireless data transmission to iOS and Android devices.
- 5Hz GPS Module: Features a high-sensitivity GPS module with a ceramic antenna for accurate location tracking.
arduinoinside
Alt text: Arduino Inside Logo displayed indicating the compatibility of Freematics Vehicle Data Logger with Arduino platform, emphasizing its role as a programmable arduino obd2 data logger.
At the heart of the Freematics Vehicle Data Logger is the ATMega328P microcontroller, the same chip found in the Arduino UNO. This familiar architecture allows users to program and customize the device using the standard Arduino IDE. Accessing OBD-II data and onboard peripherals is streamlined through well-documented Arduino libraries. Firmware updates and custom sketches can be uploaded via ICSP (SPI pins) using a USBasp or Arduino as ICSP programmer, as detailed in the user guide. This programmability is a key differentiator, positioning it as a true arduino obd2 data logger for advanced users.
Freematics Vehicle Data Logger vs. Conventional OBD-II Readers
While numerous OBD-II readers are available, the Freematics Vehicle Data Logger offers distinct advantages due to its inherent design as a programmable arduino obd2 data logger. The table below highlights the key differences:
| Feature | Freematics Vehicle Data Logger | Bluetooth OBD-II Reader | WIFI OBD-II Reader |
|---|---|---|---|
| Programmable Micro-controller | Yes | No | No |
| Built-in Accelerometer & Gyro | Yes | No | No |
| Internal Mass Storage | Yes | No | No |
| Firmware Updating | Yes | No | No |
| Driving External Devices | Yes | No | No |
| Smartphone or PC Dependency | No | Yes | Yes |
| iOS Device Connectivity | Yes | No | Yes |
| Power Consumption | Low | Low | High |
Unlocking Practical Applications with an Arduino OBD2 Data Logger
The Freematics Vehicle Data Logger, as a robust arduino obd2 data logger, opens up a wide array of practical applications:
Vehicle Data Logging and Wireless Connectivity:
Combining OBD-II access, integrated GPS, and substantial storage capacity, this device functions effectively as an autonomous vehicle data logger. It can record driving routes alongside real-time vehicle parameters and sensor data, making it invaluable for vehicle performance analysis, diagnostics, and fleet management. The integrated Bluetooth module provides seamless connectivity to smartphones or tablets, enabling live data monitoring and historical data review directly on mobile devices.
Alt text: Vehicle route tracking visualization on Google Earth, illustrating the GPS logging capability of the arduino obd2 data logger for telematics applications.
Bridging Vehicle Data to Software Applications:
The Freematics Vehicle Data Logger serves as a versatile wireless bridge, seamlessly transmitting vehicle data to software applications on smartphones or desktop computers. Its on-board data caching and storage capabilities provide a significant advantage over standard Bluetooth OBD-II readers. Data integrity is maintained even if the connection to a smartphone or computer is temporarily interrupted, ensuring no data loss. This feature is crucial for reliable data acquisition in demanding applications.
Product Showcase
Alt text: Product gallery showcasing Freematics Vehicle Data Logger from various angles, highlighting its compact design and OBD-II connector, emphasizing its plug-and-play arduino obd2 data logger functionality.
Further Resources
