L76X Multi-GNSS HAT for Raspberry Pi, GPS, BDS, QZSS - Waveshare

L76X Multi-GNSS HAT for Raspberry Pi, GPS, BDS, QZSS - Waveshare

This is a Raspberry Pi GNSS HAT which supports Multi-GNSS systems: GPS, BDS, and QZSS, with advantages such as fast positioning, high accuracy, low power consumption, and so on.

It is an easy way to enable global positioning function for your Raspberry Pi.

Development Resources:
Wiki : www.waveshare.com/wiki/L76X_GPS_HAT

Package Includes:

• 1. L76X GPS HAT x1
  2. GPS External Antenna (B) x1
  3. USB type A plug to micro plug cable x1
  4. RPi screws pack (2pcs) x1
  5. 2x20PIN pinheader x1

Features :

• Supports Multi-GNSS systems: GPS, BDS, and QZSS
• EASY™, self track prediction technology, help quick positioning
• AlwaysLocate™, intelligent controller of periodic mode for power saving
• Supports DGPS, SBAS (WAAS/EGNOS/MSAS/GAGAN)
• UART communication baudrate: 4800~115200bps (9600bps by default)
• Onboard rechargeable Li battery MS621FE, for preserving ephemeris information and hot starts
• 2x LEDs for indicating the module working status
• Comes with development resources and manual (examples for Raspberry Pi/Arduino/STM32

GNSS Specifications

• Band: GPS L1(1575.42Mhz), BD2 B1 (1561.098MHz)
  • Channels: 33 tracking ch, 99 acquisition ch, 210 PRN ch
  • C/A code
  • SBA: WAAS, EGNOS, MSAS, GAGAN
• Horizontal position accuracy:
  • Autonomous: <2.5mCEP
• Time-To-First-Fix @-130dBm (EASY™ enabled):
  • Cold starts: <15s
  • Warm starts: <5s
  • Hot starts: <1s
• Sensitivity:
  • Acquisition: -148dBm
  • Tracking: -163dBm
  • Re-acquisition: -160dBm
• Dynamic performance:
  • Altitude (max): 18000m
  • Velocity (max): 515m/s
  • Acceleration (max): 4G

General Specifications:

• Communication interface: UART
• Baudrate: 4800~115200bps (9600bps by default)
• Update rate: 1Hz (default), 10Hz (max)
• Protocols: NMEA 0183, PMTK
• Power supply voltage: 5V / 3.3V
• Operating current: 11mA
• Operating temperature: -40℃ ~ 85℃
• Dimensions: 32.5mm x 25.5mm

Applications

• Vehicle tracking
• Asset tracking
• Security system
• Industrial PDA
• GIS application