Quectel BG95 Manual
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Quectel BG95 Manual

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BG95&BG96
Compatible Design
LPWA Module Series
Rev. BG95&BG96_Compatible_Design_V1.0
Date: 2019-12-13
Status: Released
www.quectel.com

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Summary of Contents for Quectel BG95

  • Page 1 BG95&BG96 Compatible Design LPWA Module Series Rev. BG95&BG96_Compatible_Design_V1.0 Date: 2019-12-13 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

    LPWA Module Series BG95&BG96 Compatible Design About the Document Revision History Revision Date Author Description Ward WANG/ 2019-12-13 Initial Mickey ZHANG BG95&BG96_Compatible_Design 2 / 47...

  • Page 4: Table Of Contents

    Turn-on ............................ 24 4.3. Turn-off ............................ 26 4.3.1. Turn off Module via AT Command (BG95/BG96) ............26 4.3.2. Turn off Module by PWRKEY and VBAT (BG95/BG96) ..........26 4.4. Reset ............................27 4.5. Network Status Indication ....................... 29 4.6. Operation Status Indication ..................... 29 4.7.
  • Page 5 BG95&BG96 Compatible Design Table Index TABLE 1: MODULE GENERAL INFORMATION ....................7 TABLE 2: FREQUENCY BANDS AND GNSS TYPES OF BG95 AND BG96 MODULES ......... 8 TABLE 3: FEATURES OVERVIEW ........................10 TABLE 4: I/O PARAMETERS DEFINITION ...................... 14 TABLE 5: PIN DEFINITION COMPARISON BETWEEN BG96 AND BG95 ............. 15 TABLE 6: POWER-ON TIMING OF BG95/BG96 ....................
  • Page 6 FIGURE 6: POWER-OFF SCENARIO THROUGH AT COMMAND (BG95/BG96) .......... 26 FIGURE 7: POWER-OFF SCENARIOS BY PWRKEY (BG95/BG96) .............. 27 FIGURE 8: REFERENCE CIRCUIT OF RESET_N BY USING DRIVING CIRCUIT (BG95/BG96) ....27 FIGURE 9: REFERENCE CIRCUIT OF RESET_N BY USING BUTTON (BG95/BG96) ......... 28 FIGURE 10: RESET SCENARIO (BG95/BG96) ....................

  • Page 7: Introduction

    LPWA Module Series BG95&BG96 Compatible Design Introduction Quectel LTE Cat M1/Cat NB2/EGPRS module BG95 is compatible with Quectel LTE Cat M1/Cat NB1/EGPRS module BG96. This document briefly describes the compatible design between BG95 and BG96 modules. BG95&BG96_Compatible_Design 6 / 47...

  • Page 8: General Descriptions

    BG95-M5* and BG95-MF . For more details, please refer to document [2]. BG95 and BG96 are designed as compatible products. Customers can choose a suitable module according to specific application requirements. The compatible design guideline ensures a smooth migration between the modules for customers’ products.
  • Page 9 LPWA Module Series BG95&BG96 Compatible Design Table 2: Frequency Bands and GNSS Types of BG95 and BG96 Modules Module Supported Bands LTE Bands Power Class GNSS Cat M1: LTE-FDD: B1/B2/B3/B4/B5/B8/B12/B13/ B18/B19/B20/B25 /B26*/B28 LTE-TDD: GPS, GLONASS, BG96 Power Class 3 (23dBm)
  • Page 10 Power Class 5 (21dBm) LTE-FDD: BeiDou/Compass, B1/B2/B3/B4/B5/B8/B12/B13/ Galileo, QZSS B18/B19/B20/B25/B26/ B28/B66/B71/B85 Wi-Fi (For Positioning Only): 2.4GHz NOTES GNSS function of BG96 is optional. BG96 supports VoLTE (Voice over LTE) under LTE Cat M1. BG95 supports VoLTE (Voice over BG95&BG96_Compatible_Design 9 / 47...

  • Page 11: Features Overview

    LPWA Module Series BG95&BG96 Compatible Design LTE) under LTE Cat M1 and CS voice under GSM. The voice function of BG95 is under development. LTE Cat NB2 is backward compatible with LTE Cat NB1. BG95-MF are under planning. Details of them are currently not included and will be added in a future release of this document.
  • Page 12 LPWA Module Series BG95&BG96 Compatible Design GPRS Multi-slot class 33 Multi-slot class 33 Operation temperature range: Operation temperature range: -35 to +75° C -35 to +75° C Extended temperature range: Extended temperature range: Temperature Range -40 to +85° C -40 to +85° C...
  • Page 13 LPWA Module Series BG95&BG96 Compatible Design BG95 supports ADC0 and ADC1. The two interfaces are internally connected, therefore they cannot be used simultaneously. If the two ADC interfaces are intended to be used at the same time, please add an external analog switch.

  • Page 14: Pin Definition

    LPWA Module Series BG95&BG96 Compatible Design Pin Definition 3.1. Pin Assignment The following figure shows the pin assignment of BG96 and BG95. ANT_GNSS ANT_GNSS PSM_IND PSM_IND ADC1 ADC1 USIM_GND USIM_GND USIM_CLK USIM_CLK PCM_CLK PCM_CLK USIM_DATA USIM_DATA PCM_SYNC PCM_SYNC PCM_IN PCM_DIN...

  • Page 15: Pin Definition

    PWRKEY is 1.5V, and PWRKEY should never be pulled down to GND permanently. For BG96, the expected output voltage of PWRKEY is 0.8V. BG95 can be reset by driving RESET_N low for 2s to 3.8s. BG96 can be reset by driving RESET_N low for 150ms to 460ms.
  • Page 16 LPWA Module Series BG95&BG96 Compatible Design Table 5: Pin Definition Comparison between BG96 and BG95 BG96 BG95 Pin No. Pin Name Description Pin Name Description Power saving mode Power saving PSM_IND indication. PSM_IND mode indication. 1.8V power domain. 1.8V power domain...
  • Page 17 LPWA Module Series BG95&BG96 Compatible Design Reset signal of the Reset signal of the module. RESET_N module. RESET_N 1.8V power 1.8V power domain. domain. Airplane mode Airplane mode control. control. W_DISABLE# W_DISABLE# 1.8V power domain. 1.8V power domain. Application Application processor...
  • Page 18 LPWA Module Series BG95&BG96 Compatible Design Receive data. Receive data. UART3_RXD GNSS_RXD 1.8V power 1.8V power domain. domain. Provide 1.8V for Provide 1.8V for VDD_EXT VDD_EXT external circuit external circuit Data terminal ready. Data terminal ready. Sleep mode Sleep mode control.
  • Page 19 LPWA Module Series BG95&BG96 Compatible Design for external codec. Used for external Require external codec. pull-up to 1.8V. Require external pull-up to 1.8V. I2C serial data. I2C serial data. Used for external Used for external I2C_SDA codec. I2C_SDA codec. Require external Require external pull-up to 1.8V.
  • Page 20 LPWA Module Series BG95&BG96 Compatible Design 3.3V~4.3V, Typ. 3.8V BG95-M4: Typ. 3.8V Ground Ground Ground Ground RESERVED RESERVED RESERVED RESERVED Ground Ground Ground Ground Main antenna Main antenna ANT_MAIN ANT_MAIN interface interface Ground Ground Ground Ground RESERVED RESERVED General-purpose General-purpose...
  • Page 21 When PSM_IND is in high voltage level, the module is in normal operation state, and when it is in low voltage level, the module is in PSM. BG95 supports ADC0 and ADC1. The two interfaces are internally connected, therefore they cannot be used simultaneously. If the two ADC interfaces are intended to be used at the same time, please add an external analog switch.
  • Page 22 PWRKEY is 1.5V, and PWRKEY should never be pulled down to GND permanently. For BG96, the expected output voltage of PWRKEY is 0.8V. BG95 can be reset by driving RESET_N low for 2s to 3.8s. BG96 can be reset by driving RESET_N low for 150ms to 460ms.

  • Page 23: Hardware Reference Designs

    4.1.1. Reference Design for Power Supply Power design for a module is critical to its performance. BG95 and BG96 are LPWA modules requiring low quiescent and leakage current, and also support 2G network. So the power IC must be able to provide sufficient current output for 2G network.

  • Page 24: Reduce Voltage Drop

     BG95-M4: typ. 3.8V Please make sure the input voltage never drop below 3.3V or exceed 4.2V in BG95 and BG96 compatible design. The VBAT to BG95/BG96 module’s VBAT_BB and VBAT_RF pins should be divided into two separated paths in star structure.

  • Page 25: Turn-On

    BG95&BG96 Compatible Design 4.2. Turn-on The turn-on method of BG95 is the same as that of BG96. BG95 can be powered on through pressing PWRKEY for 500ms to 1000ms, and BG96 can be powered on through pressing PWRKEY for at least 500ms.
  • Page 26 2.1s Typ. 2.55s Typ. 2.5s Typ. NOTES For BG95, PWRKEY should never be pulled down to GND permanently. Please make sure that VBAT is stable before pulling down PWRKEY pin, and T is recommended to be more than 30ms. BG95&BG96_Compatible_Design...

  • Page 27: Turn-Off

    BG95 4.3.2. Turn off Module by PWRKEY and VBAT (BG95/BG96) It is also a safe way to turn off the modules by driving PWRKEY low for 650ms to 1500ms for BG95, and at least 650ms for BG96. The power-off scenario of BG95 and BG96 by PWRKEY is illustrated in the figure below.

  • Page 28: Reset

    650ms~1.5s 4.4. Reset BG95 can be reset by driving RESET_N low for 2s to 3.8s. BG96 can be reset by driving RESET_N low for 150ms to 460ms. The recommended circuits for RESET_N control are shown below and they are similar to the PWRKEY control circuit.
  • Page 29 LPWA Module Series BG95&BG96 Compatible Design RESET_N Close to S2 Figure 9: Reference Circuit of RESET_N by Using Button (BG95/BG96) The reset scenario of BG95 and BG96 is illustrated in the figure below. VBA T RESET_N ILmax Module Running Resetting...

  • Page 30: Network Status Indication

    Figure 11: Reference Circuit of NETLIGHT 4.6. Operation Status Indication BG95/BG96 provides a STATUS pin to indicate the module’s operation status. STATUS will output high level when the module is powered on. The following figure shows a reference circuit of STATUS.

  • Page 31: U)Sim Interface

    BG95&BG96 Compatible Design 4.7. (U)SIM Interface BG95 and BG96 support one (U)SIM interface that can meets ETSI and IMT-2000 requirements. BG96 supports 1.8V/3.0V (U)SIM card, but BG95 only supports 1.8V (U)SIM card. The following figure shows a reference design for (U)SIM interface with a 6-pin (U)SIM card connector.

  • Page 32: Uart Interfaces

    NMEA sentence output. The default baud rate of UARTs is 115200bps. Since the UART interface power domains of both BG95 and BG96 are 1.8V, a level translator should be used if customers’ application is equipped with a 3.3V UART interface. The voltage-level translator TXS0108EPWR provided by Texas Instruments is recommended.
  • Page 33 LPWA Module Series BG95&BG96 Compatible Design VDD_EXT VCCA VCCB VDD_MCU 0.1uF 0.1uF BG95 BG96 120K RI_MCU MAIN_RI DCD_MCU MAIN_DCD Translator CTS_MCU MAIN_CTS RTS_MCU MAIN_RTS MAIN_RTS DTR_MCU MAIN_DTR MAIN_DTR MAIN_DTR MAIN_DTR MAIN_TXD TXD_MCU MAIN_RXD RXD_MCU Figure 15: Reference Circuit with Translator Chip Another example with transistor translation circuit is shown as below.

  • Page 34: Usb Interface

    BG95&BG96 Compatible Design 4.9. USB Interface BG95/BG96 provides one integrated Universal Serial Bus (USB) interface which complies with the USB 2.0 specification and supports slave mode only. BG96 supports high speed (480Mbps) and full speed (12Mbps) modes, while BG95 supports full speed (12Mbps) and low speed (1.5Mbps) modes.

  • Page 35: Pcm And I2C Interfaces

    Codec 1.8V Figure 19: Reference Design of PCM Application with Audio Codec (BG95/BG96) For more details about the PCM and I2C interfaces of BG95/BG96, please refer to document [1] and [2].  NOTE PCM and I2C interface functions of BG95 are under development.

  • Page 36: Adc Interfaces

    BG95 are intended to be used at the same time, please add an external analog switch. For BG95, AT+QADC=0 command can be used to read the voltage value on the ADC being used. For more details about the AT command, please refer to document [3].

  • Page 37: Grfc Interfaces

    LPWA Module Series BG95&BG96 Compatible Design 4.13. GRFC Interfaces* As compared with BG96, BG95 additionally provides two general RF control interfaces for the control of external antenna tuners. For more details about the GRFC interfaces of BG95, please refer to document [2].
  • Page 38 47nH 100pF ANT_GNSS Figure 21: Reference Circuit of ANT_GNSS Interface (BG95/BG96) NOTES An external LDO can be selected to supply power according to the active antenna requirement. If a passive antenna is selected, then the VDD circuit is not needed.

  • Page 39: Recommended Footprint And Stencil Design

    BG95&BG96 Compatible Design Recommended Footprint and Stencil Design This chapter mainly introduces the recommended footprint and stencil design for BG95 and BG96 modules. All dimensions are measured in millimeter (mm), and the dimensional tolerances are ± 0.05mm unless otherwise specified.

  • Page 40: Recommended Stencil Design

    Figure 23: Recommended Footprint of BG95/BG96 (Top View) 5.2. Recommended Stencil Design In order to ensure the module soldering quality, the thickness of stencil is recommended to be 0.13mm to 0.15mm for BG95 and BG96. For more details, please refer to document [5]. BG95&BG96_Compatible_Design 39 / 47...

  • Page 41: Installation Sketch Map

    LPWA Module Series BG95&BG96 Compatible Design 5.3. Installation Sketch Map The following figure shows the sketch map of installation for BG95 and BG96. Figure 24: Installation Sketch Map for BG95/BG96 BG95&BG96_Compatible_Design 40 / 47...

  • Page 42: Manufacturing And Packaging

    LPWA Module Series BG95&BG96 Compatible Design Manufacturing and Packaging 6.1. Manufacturing and Soldering Push the squeegee to apply the solder paste on the surface of stencil, thus making the paste fill the stencil openings and then penetrate to the PCB. The force on the squeegee should be adjusted properly so as to produce a clean stencil surface on a single pass.

  • Page 43: Packaging

    Max reflow cycle 6.2. Packaging BG95 and BG96 are packaged in a vacuum-sealed bag which is ESD protected. The bag should not be opened until the devices are ready to be soldered onto the application. The following figures show the packaging details, measured in millimeter (mm).
  • Page 44 LPWA Module Series BG95&BG96 Compatible Design Figure 26: Tape Dimensions of BG96 48.5 Cover tape Direction of feed +0.20 44.5 -0.00 Figure 27: Reel Dimensions of BG96 BG95&BG96_Compatible_Design 43 / 47...
  • Page 45 LPWA Module Series BG95&BG96 Compatible Design  BG95 The reel is 330mm in diameter and each reel contains 250 modules. Figure 28: Tape Dimensions of BG95 BG95&BG96_Compatible_Design 44 / 47...
  • Page 46 LPWA Module Series BG95&BG96 Compatible Design DETAIL:A DETAIL:A Figure 29: Reel Dimensions of BG95 Table 9: Packaging Specifications of BG95/BG96 Model Name MOQ for MP Minimum Package: 250pcs Minimum Package × 4=1000pcs Size: 370mm × 350mm × 56mm Size: 380mm × 250mm × 365mm...

  • Page 47: Appendix A References

    Table 10: Related Documents Document Name Remark Quectel_BG96_Hardware_Design BG96 Hardware Design Quectel_BG95_Hardware_Design BG95 Hardware Design Quectel_BG95&BG77_AT_Commands_Manual BG95/BG77 AT Commands Manual Quectel_BG96_AT_Commands_Manual BG96 AT Commands Manual Quectel_Module_Secondary_SMT_User_Guide Module Secondary SMT User Guide Table 11: Terms and Abbreviations Abbreviation Description Analog to Digital Converter...
  • Page 48 LPWA Module Series BG95&BG96 Compatible Design GNSS Global Navigation Satellite System GPRS General Packet Radio Service Global Positioning System Global System for Mobile Communications HSPA High Speed Packet Access Inter-Integrated Circuit Low Dropout Regulator Light Emitting Diode Land Grid Array...

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