GPS L76X Multi-GNSS HAT for Raspberry Pi

This GNSS HAT from Waveshare with the L76B module receives GPS, BDS and QZSS. It plugs onto the Raspberry Pi or connects to a computer via the USB port with the CP2102 converter. Output is via UART in NMEA 0183 format. An external antenna is included.

Recommended Accessories:

• ML1220 Rechargeable Lithium Button Cell 3V Panasonic

Features:

• Multi-GNSS: GPS, BDS and QZSS
• EASY: orbit prediction for fast positioning
• AlwaysLocate: periodic measurement to save energy
• Supports DGPS and SBAS (WAAS, EGNOS, MSAS, GAGAN)
• Holder for the rechargeable ML1220 coin cell, it stores the ephemeris data for a hot start, cell not included
• Jumper A: L76B via USB, B: L76B via Raspberry Pi, C: Raspberry Pi via USB
• LEDs RXD, TXD, PPS and PWR, button for wakeup from backup mode, standby switch
• Components: L76B, CP2102 (USB to UART), CAT24C32 (EEPROM), RT9193-33 (voltage regulator)
• Example code from Waveshare for Raspberry Pi, Arduino, STM32 and Jetson Nano

Application Examples:

• Vehicle and asset tracking
• Security systems
• GIS applications and time base via PPS

Documentation:

• Waveshare wiki
• Schematic (PDF)
• User manual (PDF, English)
• Demo code

Technical Data:

• GNSS module: L76B
• Communication interface: UART
• Baud rate: 4800 to 115200 bps (default 9600 bps)
• Update rate: 1 Hz (default), 10 Hz (max.)
• Protocols: NMEA 0183, PMTK
• Supply voltage: 5 V / 3.3 V DC
• Operating current: 13 mA
• Time to first fix at -130 dBm, EASY enabled: cold start under 15 s, warm start under 5 s, hot start under 1 s
• Operating temperature: -40 °C to 85 °C
• Dimensions: 65 × 30.5 mm
• Weight: 158 g

Scope of Delivery:

• 1× GPS L76X Multi-GNSS HAT for Raspberry Pi
• 1× External GPS antenna
• 1× USB cable type A to micro USB
• 1× Screw set for Raspberry Pi
• 2× Female header 20-pin