Spotpear Raspberry Pi L76K GPS Module Multi-GNSS Module Support GPS BDS QZSS for Arduino / STM32

Опубликовано: 06 Декабрь 2022
на канале: spotpear

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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 GPS, Beidou (BDS), GLONASS and QZSS multiple satellite systems
Built-in Low Noise Amplifier (LNA) to Improve Receive Sensitivity
Built-in Surface Acoustic Filter (SAW Filter) for enhanced noise cancellation performance
Support AGNSS function
Support 1PPS function
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)
L76K Specifications
GNSS : GPS/GLONASS/BDS/QZSS
Chip : AT6558R
L1 receiver type Channels : 32 tracking ch, 72 acquisition ch
L1 receiver type SBAS : Not support
A-GNSS : Support
Sensitivity (Acquisition): -148dBm
Sensitivity (Re-acquisition): -160dBm
Sensitivity (Tracking) : -162dBm
TTFF (Time to First Fix) cold start : 30s, Autonomous / 5.5s, With AGNSS
TTFF (Time to First Fix) Hot Start : 2s
Position accuracy : 2.0m CEP
Speed accuracy : 0.1m/s
Max acceleration : 0.1m/s²
Timing accuracy : 30ns
Update Rate (Max) : 5Hz
Default baudrate : 9600bps