DFRobot Gravity: GNSS GPS BeiDou Receiver Module - I2C & UART

DFRobotSKU: RB-Dfr-1286
Manufacturer #: TEL0157

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  • DFRobot Gravity: GNSS GPS BeiDou Receiver Module
  • Offers high-precision positioning with GNSS BeiDou system
  • Supports multi-satellite system joint positioning
  • Enhances accuracy and speed in complex environments
  • Compatible with Arduino, ESP32, and Raspberry Pi
  • Provides two data output types: I2C and UART

The DFRobot Gravity: GNSS GPS BeiDou Receiver Module - I2C & UART is a high-precision positioning module that utilizes the GNSS BeiDou system. This module is designed to provide accurate and stable data, including longitude, latitude, time, and altitude, making it an ideal solution for various outdoor positioning scenarios. These may include vehicle positioning, item tracking, weather stations, and general outdoor positioning.

The module's unique feature is its ability to support multi-satellite system joint positioning. This includes satellite systems such as BeiDou, GPS, GLONASS, and Galileo. The advantage of using multiple systems for joint positioning is the increased number of visible and usable satellites, which in turn enhances the accuracy and speed of positioning. This feature allows the module to maintain high-precision positioning even in complex environments, thus providing more accurate positioning data.

In the context of smart farming, for instance, GPS signals may be compromised due to terrain and vegetation, resulting in decreased positioning accuracy. However, the use of multiple satellite systems with this GNSS receiver module can mitigate signal interference, thereby improving positioning accuracy and speed. This results in precise farmland management and crop planting.

The module's multi-satellite system joint positioning ensures that even if some satellite signals are affected by weather and terrain, other satellites can still provide reliable positioning data. This ensures the accuracy and reliability of positioning. For example, in ship positioning, where the climate and terrain at sea can greatly vary, positioning accuracy and stability are crucial. The module's support for joint positioning of multiple satellite systems can effectively enhance positioning accuracy and stability, thus meeting the requirements of ship positioning.

The DFRobot Gravity: GNSS Gps BeiDou Receiver Module is designed for ease of use. It offers two data output types: I2C and UART and these are compatible with mainstream control devices such as Arduino, ESP32, and Raspberry Pi.

This flexibility allows the module to adapt to different application scenarios, support multiple interfaces and protocols, and facilitate customer integration and development.

  • 1x Gravity: GNSS Positioning Module
  • 1x GPS/BeiDou Active Ceramic Antenna (IPEX1 Connector)
  • 1x Gravity 4P Sensor Cable
  • 27 x 37 mm / 1.06 x 1.46 inch
  • Operating Voltage: 3.3 to 5.5 V DC
  • Output Signal: I2C/UART
  • Positioning Accuracy: 2.0m CEP
  • Time for First Positioning: 30s for cold start; 2s for hot start
  • Power Consumption: 40 mA
  • Antenna Interface: IPEX1
  • Antenna Frequency: 1561 - 1575.42 MHz ± 3 MHz

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