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

Features : Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards, Jetson Nano 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 battery holder, supports ML1220 rechargeable battery, for preserving ephemeris information and hot starts 4x LEDs for indicating the module working status Comes with development resources and manual (examples for Raspberry Pi/Jetson Nano/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: 13mA Operating temperature: -40℃ ~ 85℃ Dimensions: 65mm x 30.5mm Sources: http://www.waveshare.com/wiki/L76X_GPS_HAT