5G NB-IOT & GNSS USB KIT USB Dongle BG77 Technical Specifications & User Manual USB Dongle Rev 1.0 Copyright © 5GHUB.
Purpose of the Document 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 A Author 5G HUB USB Dongle Rev 1.0 Date 09.02.2022 Description Initial Document Copyright © 5GHUB.
Table of Contents Purpose of the Document ....................................................................................................................... 2 Document History ................................................................................................................................... 2 1 1.1 Package contents: ....................................................................................................................... 4 Cat NB2 NB-IoT USB Dongle Package: ...............
1 Package contents: 1.1 Cat NB2 NB-IoT USB Dongle Package: • Cat NB2/Cat M USB dongle with LTE & GNSS antenna connectors. 1.2 Download Arduino software can be downloaded from the following website: 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 BG95 here: https://github.
2 General Description 2.1 Overview The NB-IoT & GNSS USB dongle is a cellular and GPS USB stick form factor based on Quectel BG77 chipset. The BG77 is the world smallest modem integrating Cat NB2 LTE and GNSS. The USB dongle has on-board LTE & GNSS antennas. It features a wireless modem. The wireless modem is BG77 which is an embedded IoT (LTE Cat-M1, LTE Cat-NB2 and EGPRS and GNSS) wireless communication module. BG77 wireless modem provides a maximum data rate of 589Kbps downlink and 1.12Mbps uplink.
2.3 Overview Diagrams Figure 1. USB Dongle Overview Diagram – Top View Figure 2. USB Dongle Overview Diagram – Bottom 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 world smallest size for a LTE&GNSS modem. USB Dongle Rev 1.
Figure 3. Physical Characteristics. Figure 4. BG77 Modem (World Smallest LTE&GNSS modem). USB Dongle Rev 1.0 Copyright © 5GHUB.
2.5 Peripherals – IO Connections Figure 5. USB Dongle Connectors USB Dongle Rev 1.0 Copyright © 5GHUB.
Figure 6. USB Dongle Bottom Side – Key Components USB Dongle Rev 1.0 Copyright © 5GHUB.
2.6 Hardware Specification Technical Specification NB-IoT Module Dimension Weight Power Supply LED Interfacing Logic Voltage Level (Operating Voltage) Voltage output General-purpose digital I/O Pins GPIO ADC USB I2C SPI JTAG Debug USIM GNSS Antenna Band Certification Mobile Operator Certification USB Dongle Rev 1.0 Quectel BG77 25 mm (width) by 59 mm (length) 18 grams USB (5V) LED1, Status LED, Netlight LED 3.3V 5V, 3.
2.7 PIN Description PIN USB Connector LED1 (Power) LED (NET) LED (STAT) DIRECTION I O O O 3.3V O 5V O GND SCL SDA Cortex Debug Connector ADC0 ADC1 GPIO0 GPIO1 SPI USIM IO IO IO I I IO IO IO I Description The USB dongle is powered from the USB port (3.8V-5V) LED on powering on the USB Indicate the BG77 operation status Indicate the BG77 network activity status 3.3V generated by the on-board regulator. Maximum current drawn is 3A.
