Product Concept; Key Features - Quectel BC68-TE-B User Manual

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Product Concept

BC68-TE-B is a NB-IoT evaluation board which supports Arduino interface. Designed in 74.0mm ×
70.0mm × 1.6mm form factor, BC68-TE-B can be used either alone or in conjunction with STM32
Nucleo-64 development board, in order to develop and debug applications for communication with mobile
network operators' infrastructure equipment through the NB-IoT radio protocol (3GPP Rel-14).

2.1. Key Features

The following table describes the detailed features of BC68-TE-B.
Table 1: Key Features of BC68-TE-B
Feature
Power Supply
Transmitting Power
Temperature Range
USIM Interface
USB Interface
BC68-TE-B_User_Guide
Details
USB interface:
Supply voltage: 4.75V~5.25V, typical supply voltage: 5.0V
Arduino interfaces:
Supply voltage: 4.75V~5.25V, typical supply voltage: 5.0V
23dBm±2dB
Operation temperature range: -35° C ~ +75° C
Extended temperature range: -40° C ~ +85° C
Storage temperature range: -40° C ~ +90° C
Support 1.8V/3.0V external Class B USIM card
Support two UART ports
Main port (Ch A):

Used for AT command communication and data transmission, and
the baud rate is 9600bps

Main port can also be used for firmware upgrading, and the baud rate
is 115200bps

When the module is communicating with MCU, please keep Ch A
unconnected.
Debug port (Ch B):

Debug port is used for debugging

Only support 921600bps baud rate
NB-IoT Module Series
BC68-TE-B User Guide
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