Quectel BC65-TE-B User Manual
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Quectel BC65-TE-B User Manual

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BC65-TE-B
User Guide
NB-IoT Module Series
Version: 1.0
Date: 2020-08-10
Status: Released
www.quectel.com

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Summary of Contents for Quectel BC65-TE-B

  • Page 1 BC65-TE-B User Guide NB-IoT Module Series Version: 1.0 Date: 2020-08-10 Status: Released www.quectel.com...
  • Page 2 QUECTEL OFFERS THE INFORMATION AS A SERVICE TO ITS CUSTOMERS. THE INFORMATION PROVIDED IS BASED UPON CUSTOMERS’ REQUIREMENTS. QUECTEL MAKES EVERY EFFORT TO ENSURE THE QUALITY OF THE INFORMATION IT MAKES AVAILABLE. QUECTEL DOES NOT MAKE ANY WARRANTY AS TO THE INFORMATION CONTAINED HEREIN, AND DOES NOT ACCEPT ANY LIABILITY FOR ANY INJURY, LOSS OR DAMAGE OF ANY KIND INCURRED BY USE OF OR RELIANCE UPON THE INFORMATION.

  • Page 3: About The Document

    NB-IoT Module Series BC65-TE-B User Guide About the Document Revision History Version Date Author Description Ewent LU/ Jerry WANG/ 2020-08-10 Initial Jack WU/ Louis GU BC65-TE-B_User_Guide 2 / 27...

  • Page 4: Table Of Contents

    Operating and Storage Temperatures ..................20 Mechanical Dimensions ........................22 5.1. Mechanical Dimensions of BC65-TE-B ................... 22 5.2. Top and bottom Views of BC65-TE-B ..................23 BC65-TE-B Kit and Accessories....................... 24 6.1. BC65-TE-B Kit ......................... 24 6.2. BC65-TE-B Kit Accessories ..................... 25 Appendix A References........................
  • Page 5 Table 1: Key Features of BC65-TE-B ......................8 Table 2: Interfaces of BC65-TE-B .......................11 Table 3: Pin Connection between BC65-TE-B and STM32-L476RG MCU ..........18 Table 4: Absolute Maximum Ratings ......................20 Table 5: Operating and Storage Temperatures ..................20 Table 6: Accessories List ..........................
  • Page 6 Figure 8: STM32 Nucleo-64 Modification Diagram (Bottom View) ............17 Figure 9: ST-LINK Interface Displayed on PC ................... 18 Figure 10: Pin Connection between BC65-TE-B and STM32-L476RG MCU ........... 19 Figure 11: Dimensions of BC65-TE-B (Top View) ..................22 Figure 12: Top View of the BC65-TE-B ...................... 23 Figure 13: Bottom View of the BC65-TE-B ....................

  • Page 7: Introduction

    To help you develop applications with Quectel BC65 module conveniently, Quectel supplies a corresponding development board (BC65-TE-B) to test the module. This document helps you quickly understand BC65-TE-B interface specifications, electrical and mechanical details and know how to use it. BC65-TE-B_User_Guide...

  • Page 8: Safety Information

    BC65 module. Manufacturers of the cellular terminal should notify users and operating personnel of the following safety information by incorporating these guidelines into all manuals of the product. Otherwise, Quectel assumes no liability for customers’ failure to comply with these precautions.

  • Page 9: Product Concept

    BC65-TE-B is a NB-IoT development board which supports Arduino interfaces. Designed in 70.0 mm × 74.0 mm × 1.6 mm form factor, BC65-TE-B can be used to develop and debug applications which communicate with mobile network operators’ infrastructure equipment through NB-IoT radio protocols (3GPP Rel-13 and Rel-14).
  • Page 10 NB-IoT Module Series BC65-TE-B User Guide ⚫ Obtains underlying logs through software debugging with CoolWatcher, a debugging tool ⚫ Upgrades software with QFlash ⚫ The default baud rate: 921600 bps Auxiliary Port* (only for QuecOpen solution) ⚫ Transmits data (including AT commands) ⚫...

  • Page 11: Functional Diagram

    NB-IoT Module Series BC65-TE-B User Guide 2.2. Functional Diagram The following figure shows a block diagram of BC65-TE-B. Power DC-DC J202 U201/U202 BC65 J304 U101 LDO U203 J306 VDD_EXT J308 Switch Voltage- Micro USB USIM J302 level USB-UART J301 J303...

  • Page 12: Interface Distribution Diagram

    NB-IoT Module Series BC65-TE-B User Guide 2.3. Interface Distribution Diagram The following figure shows the interface distribution diagram of BC65-TE-B. J105 J305 J308 J201 J304 J106 J301 D304 J103 D203 J303 J302 J306 J307 J202 S101 S102 Figure 2: Interface Distribution Diagram of BC65-TE-B The table below lists the interfaces of BC65-TE-B with descriptions.
  • Page 13 NB-IoT Module Series BC65-TE-B User Guide J202 External power supply interface USB-UART Interface J301 Supports two UART ports USIM Interface J303 Micro USIM card connector J305, J306, Arduino Interfaces Standard Arduino interfaces J307, J308 RF Antenna Interface J304 RF SMA connector Selects the communication object of BC65’s main UART:...

  • Page 14: Arduino Interface Definition

    NB-IoT Module Series BC65-TE-B User Guide 2.4. Arduino Interface Definition The following figure shows the Arduino interface definition of BC65-TE-B. Figure 3: Arduino Interface Definition BC65-TE-B_User_Guide 13 / 27...

  • Page 15: Operation Procedures

    BC65-TE-B User Guide Operation Procedures This chapter mainly illustrates the operation procedures of BC65-TE-B. You can use BC65-TE-B alone to upgrade firmware and debug BC65-based NB-IoT applications. You can also use it together with an STM32 Nucleo-64 development board via the Arduino interface to develop STM32-based NB-IoT applications.

  • Page 16: Operation Procedure

    Switch J302 (UART Switch) to “MAIN UART TO USB” state. Connect J301 to a PC via a Micro USB cable. When BC65-TE-B is connected to the computer, UART port information is shown on the “Device Manager” of the PC. Ch A is the Main Port and is used for AT command communication.

  • Page 17: Operation Procedures With Multi-Boards

    NB-IoT Module Series BC65-TE-B User Guide 3.2. Operation Procedures with Multi-boards This section elaborates the operation procedures of using the BC65-TE-B in conjunction with an STM32 Nucleo-64 development board. 3.2.1. Interface Diagram J308 J305 J304 J301 J303 J302 J306 J307...
  • Page 18 NB-IoT Module Series BC65-TE-B User Guide Figure 7: STM32 Nucleo-64 Interface Diagram (Top View) SB13 SB14 SB62 SB63 Figure 8: STM32 Nucleo-64 Modification Diagram (Bottom View) BC65-TE-B_User_Guide 17 / 27...

  • Page 19: Operation Procedure

    “Device Manager” of the PC. Figure 9: ST-LINK Interface Displayed on PC 3.2.3. Description of Pin Connection The table below shows the pin connection between BC65-TE-B and STM32-L476RG MCU. Table 3: Pin Connection between BC65-TE-B and STM32-L476RG MCU No. MCU (Morpho)
  • Page 20 Active high CN8-2 Analog to Digital CN8-1 POWER_EN Enables DC-DC CN6-5 5.0 V power supply CN5-7, CN6-6, CN6-7 Ground The following figure shows the pin connection between BC65-TE-B and STM32-L476RG MCU. RESET_N PWRKEY_N PSM_EINT_N ADC0 POWER_EN POWER_EN UART_MCU_TX UART_MCU_RX Arduino...

  • Page 21: Electrical Performance & Reliability

    NB-IoT Module Series BC65-TE-B User Guide Electrical Performance & Reliability 4.1. Absolute Maximum Ratings Absolute maximum ratings for power supply and voltage on digital and analog pins of the BC65 module are listed in the following table. Table 4: Absolute Maximum Ratings Parameter Min.
  • Page 22 NB-IoT Module Series BC65-TE-B User Guide NOTES Within the operation temperature range, the module meets 3GPP specifications. Within the extended temperature range, the module remains the ability to establish and maintain functions such as SMS, data transmission, without any unrecoverable malfunction. Radio spectrum...

  • Page 23: Mechanical Dimensions

    NB-IoT Module Series BC65-TE-B User Guide Mechanical Dimensions This chapter describes the mechanical dimensions of BC65-TE-B. All dimensions are measured in mm. The tolerances for dimensions are ± 0.15 mm. 5.1. Mechanical Dimensions of BC65-TE-B Figure 11: Dimensions of BC65-TE-B (Top View)

  • Page 24: Top And Bottom Views Of Bc65-Te-B

    NB-IoT Module Series BC65-TE-B User Guide 5.2. Top and bottom Views of BC65-TE-B Figure 12: Top View of the BC65-TE-B Figure 13: Bottom View of the BC65-TE-B BC65-TE-B_User_Guide 23 / 27...

  • Page 25: Bc65-Te-B Kit And Accessories

    NB-IoT Module Series BC65-TE-B User Guide BC65-TE-B Kit and Accessories 6.1. BC65-TE-B Kit Figure 14: BC65-TE-B Kit Assembly BC65-TE-B_User_Guide 24 / 27...

  • Page 26: Bc65-Te-B Kit Accessories

    6.2. BC65-TE-B Kit Accessories Figure 15: BC65-TE-B and the Accessories Table 6: Accessories List Item Description Quantity Antenna NB-IoT antenna with SMA connector Cable Micro USB cable Instruction Sheet Describes BC65-TE-B connection, details of accessories, etc. BC65-TE-B_User_Guide 25 / 27...

  • Page 27: Appendix A References

    NB-IoT Module Series BC65-TE-B User Guide Appendix A References Table 7: Related Document Document Name Remark Quectel_BC65_Hardware_Design BC65 hardware design Table 8: Terms and Abbreviations Abbreviation Description 3GPP 3rd Generation Partnership Project 3GPP Rel-13 3GPP Release 13 3GPP Rel-14 3GPP Release 14...
  • Page 28 NB-IoT Module Series BC65-TE-B User Guide UART Universal Asynchronous Receiver & Transmitter Universal Serial Bus USIM Universal Subscriber Identification Module BC65-TE-B_User_Guide 27 / 27...

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