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USB Dongle Rev 1.0                            

Copyright © 5GHUB.US

 

2.5

 

Peripherals – IO Connections 

 

 

Figure 5: USB Dongle Connectors 

 

 

Summary of Contents for BG77 USB

Page 1: ...1 USB Dongle Rev 1 0 Copyright 5GHUB US BG77 USB USB Dongle BG77 Technical Specifications User Manual ...

Page 2: ...cument The purpose of this document is to explain the technical specifications and manual for using the 5G NB IoT GNSS USB Dongle Document History Version Author Date Description A 5G HUB 09 02 2022 Initial Document B 5G HUB 03 07 2022 Add LTE GNSS operation ...

Page 3: ... 2 1 Package contents 4 1 1 Cat NB2 NB IoT USB Dongle Package 4 1 2 Download 4 2 General Description 5 2 1 Overview 5 2 2 Key Features 5 2 3 Overview Diagrams 6 2 4 Physical Characteristics 6 2 5 Peripherals IO Connections 8 2 6 Hardware Specification 10 2 7 PIN Description 11 3 LTE and GNSS modem 11 ...

Page 4: ...te 5G NB IoT KitSketches at master 5ghub 5G NB IoT github com To use the board with Windows Download and Install LTE GNSS modem driver for Windows OS https github com 5ghub 5G NB IoT tree master Driver Download and Install QNavigator and QCOM tools for Quectel BG77 here https github com 5ghub 5G NB IoT tree master Tools All the following software can be installed from the GitHub location here http...

Page 5: ...nables a variety of smart applications for devices It enables large number of applications such as wireless POS smart metering tracking smart transportation smart buildings smart city and smart homes 2 2 Key Features Quectel BG77 NB IoT GNSS module Data rate of 589Kbps downlink and 1 12Mbps uplink On board LTE GPS antenna connectors Supports LTE NB IoT and Machine Type Communications MTC Supports ...

Page 6: ... View 2 4 Physical Characteristics The width and length of the USB dongle is 25 mm width by 59 mm length The board have four screw holes in opposite corner that allows to use the USB dongle inside an enclosure or to be attached to a surface or case The size of the BG77 module is also shown below which is the world s smallest size for a LTE GNSS modem ...

Page 7: ...7 USB Dongle Rev 1 0 Copyright 5GHUB US Figure 3 Physical Characteristics Figure 4 BG77 Modem World Smallest LTE GNSS modem ...

Page 8: ...8 USB Dongle Rev 1 0 Copyright 5GHUB US 2 5 Peripherals IO Connections Figure 5 USB Dongle Connectors ...

Page 9: ...9 USB Dongle Rev 1 0 Copyright 5GHUB US Figure 6 USB Dongle Bottom Side Key Components ...

Page 10: ...ating Voltage 3 3V Voltage output 5V 3 3V General purpose digital I O Pins 8 A0 A5 PA6 PA7 SS MOSI MISO SCK SDA SCL GPIO 2 connected to BG77 ADC 2 connected to BG77 USB 1 I2 C 1 connected to BG77 SPI 1 JTAG Debug Cortex Debug Connector Single Wire Debug USIM Nano GNSS GPS GLONASS BeiDou Compass Galileo QZSS Antenna 1 main antenna and 1 GNSS antenna Band LTE FDD B1 B2 B3 B4 B5 B8 B12 B13 B18 B19 B2...

Page 11: ...77 General purpose analogue to digital converter GPIO0 IO Connected to BG77 General purpose IO GPIO1 IO Connected to BG77 General purpose IO SPI IO Connected to BG77 USIM I Used to insert a Nano USIM Connected to BG77 3 LTE and GNSS modem Before powering on the USB dongle make sure to insert SIM card into the SIM card slot and connect GNSS and LTE antennas to the antenna UFL connectors on the USB ...

Page 12: ...12 USB Dongle Rev 1 0 Copyright 5GHUB US Figure 7 Modem ports in Device Manager on Windows OS Right click on the Quectel USB Modem to check its serial port as in the screen shot below ...

Page 13: ...nect to COM45 In the command boxes type the following AT commands to configure APN and make the modem registers on mobile operator network as shown in Figure 9 ATI Quectel BG77 Revision BG77LAR02A04 OK AT CGDCONT 1 IP m2mNB16 com attz OK AT CFUN 0 OK AT CFUN 1 OK CPIN READY QUSIM 1 QIND SMS DONE AT CEREG CEREG 0 1 OK ...

Page 14: ... Figure 9 Modem registration on mobile operator network To enable GNSS open another QCOM instance and connect to the port Quectel USB NMEA Port COM46 and type the following GNSS AT commands GNSS position will show up on the QCOM window as shown in Figure 10 AT QGPS 1 OK AT QGPSCFG outport usbnmea OK ...

Page 15: ...15 USB Dongle Rev 1 0 Copyright 5GHUB US AT QGPSLOC 0 QGPSLOC 031153 000 4749 6019N 12212 3855W 2 3 43 7 2 0 00 0 0 0 0 080323 05 Figure 10 Modem GNSS ...

Page 16: ...16 USB Dongle Rev 1 0 Copyright 5GHUB US The following tool shows all GNSS satellites detected by the USB dongle and exact location ...

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