AT6668 Multi-System GPS BDS GNSS Receiver Module with Ceramic Antenna, UART and 50-Channel Tracking

The GPS/BDS Unit v1.1 is a compact AT6668 multi-system GNSS receiver module with a ceramic antenna, MAX2659 signal amplifier and UART interface.

Key Features

• Receives GPS, QZSS, BD2, BD3, Galileo, GLONASS and SBAS signals across supported frequencies.
• Tracks up to 50 channels and updates positioning data at up to 10Hz.
• Built-in ceramic antenna and MAX2659 amplifier support satellite signal acquisition.
• UART output uses NMEA0183 4.1 at a default 115200bps 8N1 setting.
• Works with Arduino, UIFlow and compatible embedded systems.
• Two mounting holes support compatible LEGO-style installation.

Specifications

• Brand: M5Stack
• Model: GPS/BDS Unit v1.1
• SoC: CASIC AT6668
• Supported systems: GPS, QZSS, SBAS, BD2, BD3, Galileo and GLONASS
• Frequencies: BDS B1I/B1C; GPS, QZSS and SBAS L1; Galileo E1; GLONASS R1
• Channels: 50
• Positioning accuracy: Less than 1.5m CEP50
• Update rate: Up to 10Hz
• Input: DC 5V, 31.64mA
• Dimensions: 48 × 24 × 8mm
• Weight: 12.3g
• Included: GPS/BDS Unit v1.1 and 20cm HY2.0-4P cable