L76X Multi-GNSS Module, GPS, BDS, QZSS

WSM0140

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28,000 Ks

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L76X Multi-GNSS Module, Supports GPS, BDS, QZSS

Overview

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

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

What's on BoardL76X GPS Module on board resource

      1. L76B module
      2. RT9193-33: power manager
      3. Rechargeable MS621FE Li battery: for preserving ephemeris information and hot starts
      4. Ceramics active antenna
      5. GPS status indicator
      6. Power indicator
      7. PH2.0 5PIN connector
      8. GNSS antenna connector
      9. Backup mode wakeup jumper: not soldered by default, short the jumper to exit backup mode
    • Pinouts

      PIN NO.SYMBOLDESCRIPTION
      1 VCC Power supply (3.3V/5V input)
      2 GND Ground
      3 TX Connect to MCU.RX (signal direction: TX >> MCU.RX)
      4 RX Connect to MCU.TX (signal direction: MCU.TX >> RX)
      5 PPS GPS status indicator

Dimension

L76X-GPS-Module-size.jpg

Development Resources

Wiki : www.waveshare.com/wiki/L76X_GPS_Module

Recommendation

For indoor debugging, we recommend the Bluetooth Master UART Board and Bluetooth Slave UART Board, put the GPS module + Slave Module near the open window, then connect the Master Module to PC.

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