The 7Semi LC29HEA GNSS Development Board is a high-precision L1 + L5 dual-band RTK GNSS solution supporting GPS, GLONASS, Galileo, BeiDou, QZSS. It provides centimeter-level positioning and dual-antenna heading, making it suitable for surveying, robotics, UAVs, autonomous systems, precision agriculture, and directional navigation applications.
The board provides UART and I²C interfaces, along with a Qwiic-compatible connector for easy integration with microcontrollers and embedded systems. Its compact design makes it suitable for robotics, surveying, precision agriculture, autonomous systems, mapping, and other high-accuracy positioning applications.
Key Features
- L1 + L5 Dual-Band GNSS for reliable high-precision positioning.
- Multi-GNSS Support: GPS, GLONASS, Galileo, BeiDou, QZSS
- Centimeter-Level RTK positioning with fast convergence.
- Dual-Antenna Heading for accurate orientation and directional navigation.
- Multipath & Interference Mitigation for challenging GNSS environments.
- High Sensitivity with integrated LNA and diplexer.
- NMEA 0183 & RTCM 3.x protocol support.
- USB, UART, Qwiic, PPS & SMA connectivity for easy integration
Item included
1 × 7Semi LC29HBA Dual-Band Multi-GNSS RTK Board
2.54mm pitch pins headder strip
Note:
- Qwiic cable is not included with this product must be purchased separately.
- GNSS antenna is not included with this product must be purchased separately.
Resources
- Class of product:
- GNSS Communication module
- Supply voltage:
- 3.3V
- Operating temprature:
- -40 to 70C
- Supporting bands:
- GPS/QZSS: L1 C/A, L5 GLONASS: L1 Galileo: E1, E5a BDS: B1I, B2a
- UART:
- × 1 Adjustable: 4800–3000000 bps Default: 460800 bps
- Communication protocol:
- NMEA 0183/RTCM 3.x
- Dimension:
- 58mm x 33mm x 8mm
- _3d_glb:
- https://7semi.com/content/3d-files/10507_2.glb
