Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Chipset | DW1000 |
| Ranging Precision | ±10 cm |
| Communication Protocol | IEEE 802.15.4-2011 UWB |
| Operating Frequency | 3.5 GHz - 6.5 GHz |
| Interface | SPI, UART, GPIO |
| Supply Voltage | 3.3V DC |
| Max Data Rate | 6.8 Mbps |
| Antenna Type | On-board PCB Antenna |
| Dimensions | 45mm x 25mm x 4mm |
| Supported Modes | TWR, TDOA, PANS |
Anonymous
Mar 30, 2026
Rating: 5/5
Best-in-class for the price
Compared to other UWB modules on the market, the BU03 offers the best balance of cost and performance. The SPI interface is fast and reliable for real-time data logging.
Anonymous
Mar 29, 2026
Rating: 5/5
Excellent precision for indoor projects
I used this board for a warehouse tracking prototype and the 10cm accuracy is spot on. The documentation provided by Ai-Thinker made integration straightforward.
Anonymous
Mar 21, 2026
Rating: 5/5
Reliable for industrial testing
We are evaluating this for asset tracking in our facility. The build quality is solid, and the signal penetration through drywall is better than expected for this price point.
Anonymous
Mar 09, 2026
Rating: 4/5
Good value for university projects
Bought this for my senior design project. It delivers on the high-precision promise. Just wish the example code had more comments for those new to UWB technology.
Anonymous
Mar 02, 2026
Rating: 5/5
Perfect for robot localization
Integrated two of these onto my autonomous rover. The Two-Way Ranging (TWR) feature is stable even with minor obstacles in the room. Highly recommended for robotics.
Anonymous
Mar 01, 2026
Rating: 4/5
Great hardware, steep learning curve
The module itself works flawlessly once configured. However, beginners should be prepared to dig into the DW1000 datasheet as the setup requires some specific timing adjustments.
Q: What is the maximum ranging distance for this module?
A: In ideal line-of-sight conditions, the module can achieve ranging up to approximately 450 meters, though indoor environments typically see effective ranges of 30-50 meters depending on obstacles.
Q: Do you provide sample code for TWR implementation?
A: Yes, we provide a GitHub repository with C-based example firmware demonstrating Two-Way Ranging (TWR) specifically for the DW1000 chipset used in this board.
Q: Is this compatible with Arduino or ESP32?
A: Yes, the module uses a standard SPI interface and operates at 3.3V logic levels, making it fully compatible with ESP32 and Arduino boards (using 3.3V variants).
Q: Does this module come with antennas included?
A: Yes, the BU03 board features an integrated on-board PCB antenna, so no external antenna purchase is required for standard operation.
Q: Can I use this for outdoor positioning?
A: While primarily optimized for indoor use, it can function outdoors. However, accuracy may vary due to multipath effects and lack of reflective surfaces that aid indoor algorithms.
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