GSM OBD Tracker based on MediaTek MT6261 | Edal Tech International Limited

2024.12.03

GSM OBD Tracker based on MediaTek MT6261

Technical Blog

This solution is an OBD Tracker that monitors the vehicle status in real time and locates the vehicle location. It is mainly used in all kinds of private cars, group cars, etc. Through OBD Tracker, you can understand the status of the car in real time, and prevent car maintenance and car system safety in advance; Locate the location of the vehicle to play a role in the security of anti-theft. This product is small, hidden, and adopts standard OBD interface, which is easy to install; It is easy to use, and intuitively displays the vehicle positioning location, car fuel consumption mileage, vehicle speed and other car information on the APP or network platform. It is a safe and practical positioning monitoring product.

►Product Entity Diagram

►Scenario block diagram

►Core technical advantages

1. Location query: After the device receives the location query instruction from the APP or positioning platform, it immediately reports a piece of location data.

2. Active reporting of OBD data: The device continuously reports OBD vehicle data to the platform according to the set time interval.

3. Real-time monitoring: The device continuously reports the real-time latitude and longitude, text position, speed, direction, cumulative mileage, ACC status and other information of the vehicle to the positioning platform according to the set time interval.

4. Trajectory playback: The trajectory of the vehicle in a specific time period can be queried on the platform.

5. Overspeed alarm: If the vehicle exceeds the set speed, it will take the initiative to alarm the platform and APP

►Solution specifications

1. This solution adopts UC221 Beidou GPS dual-mode positioning, which is fast positioning and low power consumption.

2. This solution uses TI TPS54331DR 3A, 28V input. The current drive capacity is large, and the ripple is small. It has little interference with the GPS star search effect.

3. This scheme adopts MediaTek MT6261D, the scheme design space is small, and the cost is low.