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Quectel MC60 Series Hardware Design

Gsm/gprs/gnss module
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MC60 Series
Hardware Design
GSM/GPRS/GNSS Module Series
Rev. MC60_Series_Hardware_Design_V2.0
Date: 2017-05-15
www.quectel.com

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  • Page 1 MC60 Series Hardware Design GSM/GPRS/GNSS Module Series Rev. MC60_Series_Hardware_Design_V2.0 Date: 2017-05-15 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

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design About the Document History Revision Date Author Description 2016-07-05 Tiger CHENG Initial 1. Added the description of QuectelFastFix Online function (Chapter 3.15) 2. Added the description of 1PPS function (Chapter 2016-08-02 Tiger CHENG 3.17)

  • Page 4: Table Of Contents

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Contents About the Document ..........................2 Contents ..............................3 Table Index ............................... 6 Figure Index .............................. 8 Introduction ............................. 10 1.1. Safety Information ......................... 10 Product Concept ..........................12 2.1. General Description ......................12 2.2.
  • Page 5 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.6.2.4. Periodic Mode ....................39 3.6.2.5. AlwaysLocate Mode ..................41 3.6.2.6. GLP Mode ....................... 42 Summary of GSM and GNSS Parts’ State in All-in-one Solution ........43 3.6.3. Summary of GSM and GNSS Parts’ State in Stand-alone Solution ......43 3.6.4.
  • Page 6 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.16. Network Status Indication ...................... 77 3.17. EASY Autonomous AGPS Technology .................. 78 3.18. EPO Offline AGPS Technology ..................... 79 3.19. QuecFastFix Online Technology ................... 79 3.20. Multi-tone AIC ........................79 3.21. LOCUS ..........................80 3.22.
  • Page 7 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Table Index TABLE 1: KEY FEATURES (GMS/GPRS PART OF MC60)................13 TABLE 2: CODING SCHEMES AND MAXIMUM NET DATA RATES OVER AIR INTERFACE ......15 TABLE 3: KEY FEATURES (GNSS PART OF MC60) ..................15 TABLE 4: PROTOCOLS SUPPORTED BY THE MODULE ................
  • Page 8 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design TABLE 42: POWER SUPPLY RATINGS OF GSM PART (GNSS IS POWERED OFF)........90 TABLE 43: POWER SUPPLY RATINGS OF GNSS PART ................91 TABLE 44: CURRENT CONSUMPTION OF GSM PART (GNSS IS POWERED OFF) ........92 TABLE 45: CURRENT CONSUMPTION OF GNSS PART ................
  • Page 9 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Figure Index FIGURE 1: MODULE FUNCTIONAL DIAGRAM ....................17 FIGURE 2: PIN ASSIGNMENT ......................... 19 FIGURE 3: ALL-IN-ONE SOLUTION SCHEMATIC DIAGRAM ................. 26 FIGURE 4: STAND-ALONE SOLUTION SCHEMATIC DIAGRAM ..............26 FIGURE 5: VOLTAGE RIPPLE DURING TRANSMITTING (GSM PART) ............28 FIGURE 6: REFERENCE CIRCUIT FOR THE VBAT INPUT (GSM PART) .............
  • Page 10 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design FIGURE 41: REFERENCE CIRCUIT FOR (U)SIM1 CARD INTERFACE WITH A 6-PIN (U)SIM CARD CONNECTOR ..............................72 FIGURE 42: REFERENCE CIRCUIT FOR (U)SIM2 CARD INTERFACE WITH A 6-PIN (U)SIM CARD CONNECTOR ..............................72 FIGURE 43: REFERENCE CIRCUIT FOR SD CARD INTERFACE ..............74 FIGURE 44: RI BEHAVIOR AS A RECEIVER WHEN VOICE CALLING ............

  • Page 11: Introduction

    MC60 module. Manufacturers of the cellular terminal should send the following safety information to users and operating personnel, and incorporate these guidelines into all manuals supplied with the product. If not so, Quectel assumes no liability for the customer’s failure to comply with these precautions.
  • Page 12 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Cellular terminals or mobiles operatingover radio frequency signal and cellular network cannot be guaranteed to connect in all conditions, for example no mobile fee or with an invalid (U)SIM card. While you are in this condition and need emergent help, please remember using emergency call.

  • Page 13: Product Concept

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Product Concept 2.1. General Description MC60 is a multi-purpose module which integrates a high performance GNSS engine and a quad-band GSM/GPRS engine. It can work as All-in-one solution or Stand-alone solution according to customers' application demands.

  • Page 14: Key Features

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design The module fully complies with the RoHS directive of the European Union. 2.2. Key Features The following table describes the detailed features of MC60. Table 1: Key Features (GMS/GPRS Part of MC60) Features Implementation Single supply voltage: 3.3V~4.6V...
  • Page 15 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Speech codec modes:  Half Rate (ETS 06.20)  Full Rate (ETS 06.10)  Enhanced Full Rate (ETS 06.50/06.60/06.80)  Audio Features Adaptive Multi-Rate (AMR)  Echo Suppression  Noise Reduction  Embedded one amplifier of class AB with maximum driving power up to...
  • Page 16 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Table 2: Coding Schemes and Maximum Net Data Rates over Air Interface Coding Scheme 1 Timeslot 2 Timeslot 4 Timeslot CS-1 9.05kbps 18.1kbps 36.2kbps CS-2 13.4kbps 26.8kbps 53.6kbps CS-3 15.6kbps 31.2kbps 62.4kbps CS-4 21.4kbps...

  • Page 17: Functional Diagram

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design  Acceleration Accuracy Without aid: 0.1m/s²  Maximum Altitude: 18000m  Dynamic Performance Maximum Velocity: 515m/s  Acceleration: 4G  GNSS UART port: GNSS_TXD and GNSS_ RXD  Support baud rate from 4800bps to 115200bps; 115200bps by...

  • Page 18: Evaluation Board

    Figure 1: Module Functional Diagram 2.4. Evaluation Board In order to help customers develop applications with MC60, Quectel supplies an evaluation board (EVB),TE-A board, RS-232 to USB cable, power adapter, earphone, GSM antenna ,GNSS antenna and other peripherals to control or test the module. For details, please refer to document [11].

  • Page 19: Application Functions

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Application Functions 3.1. General Description MC60 is an SMD type module with 54 LCC pads and 14 LGA pads. The following chapters provide detailed descriptions about these pins.  Pin of module ...

  • Page 20: Pin Assignment

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.2. Pin Assignment The following figure shows the pin assignment of the MC60. MICP MICN RF_ANT SPKP SPKN PWRKEY RESERVED RESERVED SD_CMD RESERVED RESERVED MC60 SD_CLK Top view RESERVED RESERVED SD_DATA SIM2_CLK RESERVED PCM_IN ·...

  • Page 21: Pin Description

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.3. Pin Description Table 5: I/O Parameters Definition Type Description Bidirectional input/output Digital input Digital output Power input Power output Analog input Analog output Table 6: Pin Description Power Supply Pin Name Pin No.
  • Page 22 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design norm=2.8V open max=20mA It is recommended to add a 2.2uF~4.7uF bypass capacitor, when using this pin for power supply. 14, 27, 31, 40, 42, 44, Ground 45, 48, Turn on/off Pin Name Pin No.
  • Page 23 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design voice and ringtone output Network Status Indicator Pin Name Pin No. Description DC Characteristics Comment min= Network status 0.85 × VDD_EXT If unused, keep NETLIGHT indication max= this pin open 0.15 × VDD_EXT...
  • Page 24 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design VOHnom=2.8V VILmin=-0.3V GNSS_ Receive data VILmax=0.7V VIHmin=2.1V VIHmax=3.1V (U)SIM Interface Pin Name Pin No. Description DC Characteristics Comment The voltage can be SIM1_ VDD Power supply for selected by software SIM2_ VDD (U)SIM card automatically.
  • Page 25 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Pin Name Pin No. Description DC Characteristics Comment min= 0V PCM_CLK PCM clock max= PCM_OUT PCM data output 0.25 × VDD_EXT min= PCM_SYN PCM frame 0.75×VDD_EXT synchronization If unused, keep max= these pins open VDD_EXT+0.2...

  • Page 26: Application Modes Introduction

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Keep this pin open in Stand-alone solution. Synchronized at rising edge, and the pulse max=0.42V width is 1PPS One pulse per second min=2.4V 100ms. nom=2.8V If unused, keep this pin open. 46, 55,...
  • Page 27 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design DC 5V VBAT BACKUP VBAT VRTC DOMAIN PWRKEY PWRKEY MC60 UART_AUX GNSS_VCC_EN GNSS_UART GNSS_VCC UART PORT Figure 3: All-in-one Solution Schematic Diagram VBAT BACKUP VRTC VBAT DOMAIN PWRKEY PWRKEY DC 5V MC60 GNSS_VCC...

  • Page 28: Power Supply

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Table 8: Comparison between All-in-one and Stand-alone Solution All-in-one Stand-alone Remarks Firmware upgrade via UART Firmware upgrade Port (GSM and GNSS parts UART Port (GSM and Refer to Chapter Firmware upgrade share the same firmware GNSS parts share the 3.9.1.3 for details...

  • Page 29: Power Features Of Gnss Part

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 4.615ms 577us Burst: 1.6A IBAT VBAT Vdrop Figure 5: Voltage Ripple during Transmitting (GSM Part) 3.5.1.2. Power Features of GNSS Part In All-in-one solution, the power supply of GNSS part is controlled by the GSM part through the GNSS_VCC_EN pin.

  • Page 30: Decrease Supply Voltage Drop For Gnss Part

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design VBAT 100uF 100nF 10pF 33pF 0603 0603 Figure 6: Reference Circuit for the VBAT Input (GSM Part) 3.5.2.2. Decrease Supply Voltage Drop for GNSS Part Power supply range of GNSS part is from 2.8 to 4.3V. GNSS_VCC’s maximum average current is 40mA during GNSS acquisition after power up.

  • Page 31: Reference Design For Power Supply

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.5.3. Reference Design for Power Supply 3.5.3.1. Reference Design for Power Supply of GSM Part In All-in-one solution, the GSM part controls the power supply of the GNSS part. Therefore, the GSM part share the same power circuit design in both All-in-one and Stand-alone solutions.

  • Page 32: Reference Design For Power Supply Of Gnss Part In All-In-One Solution

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.5.3.2. Reference Design for Power Supply of GNSS part in All-in-one Solution In All-in-one solution, the power supply of GNSS part is controlled by the GSM part through the GNSS_VCC_EN pin. A reference circuit for the GNSS part power supply is given below. Please pay attention to the electrical characteristics of GNSS_VCC_EN to match LDO’s EN pin.

  • Page 33: Monitor Power Supply

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design DC_IN GNSS_VCC VOUT 100uF 4.7uF 100nF 100nF XC6209F332MR 4.7K GNSS_POWER_ON/OFF Figure 10: Reference Circuit Design for GNSS part in Stand-alone Solution 3.5.4. Monitor Power Supply The command AT+CBC can be used to monitor the supply voltage of the GSM part. The unit of the displayed voltage is mV.

  • Page 34: Use Vrtc As Backup Power Of Gnss

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design MC60 GSM Part GNSS Part VBAT Backup Core Domain VRTC Figure 11: Internal GNSS’s Backup Domain Power Construction 3.5.5.2. Use VRTC as Backup Power of GNSS In either All-in-one or Stand-alone solution, when the main power supply (VBAT) is removed after the...

  • Page 35: Operating Modes

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design MC60 GSM Part GNSS Part SYSTEM_3.3V Power Supply VBAT Backup Core Domain LDO/DCDC VRTC Large Capacitance Capacitor Figure 13: VRTC is Powered by a Capacitor A rechargeable or non-chargeable coin-cell battery can also be used here. For more information, please visit http://www.sii.co.jp/en.

  • Page 36: Minimum Functionality Mode

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design message and SMS from the system normally. Software is active. The GSM part has registered on GSM GSM IDLE network, and it is ready to send and receive GSM data. GSM connection is ongoing. In this mode, the power...

  • Page 37: Sleep Mode

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design If the GSM part is set to minimum functionality by AT+CFUN=0, the RF function and (U)SIM card function would be disabled. In this case, the UART port is still accessible, but all AT commands related with RF function or (U)SIM card function will be unavailable.

  • Page 38: Operating Modes Of Gnss Part

    When the GNSS part is powered on, the average current will rush to 40mA and last for a few seconds; then the consumption will be decreased to the acquisition current marked in Table 3 and Quectel defined this state as acquisition state, and also it will last for several minutes until it switches to tracking state automatically.

  • Page 39: Standby Mode

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design  $PMTK353,1,0,0,0,0*2A: search GPS satellites only  $PMTK353,1,1*37: search GLONASS and GPS satellites  NOTE In All-in-one solution, make sure the GNSS part is powered on before sending these PMTK commands. 3.6.2.2. Standby Mode Standby mode is a low-power consumption mode.

  • Page 40: Periodic Mode

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design  Cutting off GNSS_VCC and keeping VBAT/VRTC powered will make GNSS part enter into back mode from full on mode. The following method will make GNSS part exit from backup mode:  As long as the GNSS_VCC is powered, the GNSS part will exit from backup mode and enter full on mode immediately.
  • Page 41 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design In periodic standby mode, sending ―$PMTK225,0*2B‖ in any time can make the module enter into full on mode. In periodic backup mode, sending ―$PMTK225,0*2B‖ during the Run_time or 2nd_run_time period can also make the module enter into full on mode. But this is hard to operate and thus is not recommended.

  • Page 42: Alwayslocate Mode

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.6.2.5. AlwaysLocate Mode AlwaysLocate is an intelligent power saving mode. It contains AlwaysLocate backup mode and AlwaysLocate standby mode. AlwaysLocate standby mode allows the module to switch automatically between full on mode and standby mode.

  • Page 43: Glp Mode

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.6.2.6. GLP Mode GLP (GNSS low power) mode is an optimized solution for wearable fitness and tracking devices. It can reduce power consumption by closing high accuracy positioning. In GLP mode, the module can also provide good positioning performance in walking and running scenarios, and supports automatic dynamic duty operation switch for balance on performance and power consumption.

  • Page 44: Summary Of Gsm And Gnss Parts' State In All-In-One Solution

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Stand-alone solution. The modules will automatically come back to the normal mode in complex environments to keep good positioning accuracy. 3.6.3. Summary of GSM and GNSS Parts’ State in All-in-one Solution Table 13: Combination States of GSM and GNSS Parts in All-in-one Solution...

  • Page 45: Bt Function

    MC60 Series Hardware Design 3.6.5. BT Function MC60 series module supports Bluetooth function. Bluetooth is a wireless technology that allows devices to communicate, or transmit data/voice, wirelessly over a short distance. It is described as a short-range communication technology intended to replace the cables connecting portable and/or fixed devices while maintaining a high level of security.
  • Page 46 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design NOTES MC60 is set to autobauding mode (AT+IPR=0) by default. In autobauding mode, URC RDY is not reported to the host controller after the module is powered on. When the module is powered on after a delay of 4s~5s, it can receive AT commands.

  • Page 47: Power Down

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design VBAT >1s > 0.6*VBAT PWRKEY <0.1*VBAT (INPUT) 54ms VDD_EXT Send AT+QGNSSC=1 (OUTPUT) Through GSM UART Port GSM PART STATUS BOOTING RUNNING GNSS_VCC_EN GNSS_VCC GNSS PART STATUS RUNNING Figure 18: Turn-on Timing  NOTE Make sure that VBAT is stable before pulling down PWRKEY pin.
  • Page 48 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design The power down procedure causes the module to log off from the network and allows the firmware to save important data before completely disconnecting the power supply. Before the completion of the power down procedure, the module sends out the result code shown below:...

  • Page 49: Power Down Module Using At Command

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.7.2.2. Power down Module Using AT Command It is also a safe way to turn off the module via AT command AT+QPOWD=1. This command will let the module log off from the network and allow the firmware to save important data before completely disconnecting the power supply.

  • Page 50: Under-Voltage Automatic Shutdown

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.7.2.4. Under-voltage Automatic Shutdown The module will constantly monitor the voltage applied on the VBAT. If the voltage is ≤3.5V, the following URC will be presented: UNDER_VOLTAGE WARNING The normal input voltage range is from 3.3V to 4.6V. If the voltage is <3.3V, the module will automatically shut down.
  • Page 51 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design send an AT string in order that the GSM module can detect baud rate of host controller, and it should continue to send the next AT string until receiving OK string from the module. Then enter AT+IPR=x;&W to set a fixed baud rate for the module and save the configuration to flash memory of...

  • Page 52: Power Down Gsm Part

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.8.2. Power down GSM Part The following procedures can be used to turn off the GSM part:  Normal power down procedure: Turn off GSM part using the PWRKEY pin  Normal power down procedure: Turn off GSM part using command AT+QPOWD ...

  • Page 53: Power Down Gsm Part Using Command

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design VBAT 0.7s<Pulldown<1s Logout from network in 2-12s PWRKEY (INPUT) VDD_EXT (OUTPUT) GSM PART STATUS RUNNING Figure 22: Turn-off Timing of GSM Part by Using the PWRKEY Pin 3.8.2.2. Power down GSM Part using Command It is also a safe way to turn off the GSM module via AT command AT+QPOWD=1.

  • Page 54: Serial Interfaces

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.9. Serial Interfaces The module provides four serial ports: UART Port, Debug Port, Auxiliary UART Port and GNSS UART Port. The module is designed as DCE (Data Communication Equipment), following the traditional DCE-DTE (Data Terminal Equipment) connection. Autobauding function supports baud rate from 4800bps to 115200bps.
  • Page 55 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design The logic levels are described in the following table. Table 15: Logic Levels of the UART Interface Parameter Min. Max. Unit 0.25 × VDD_EXT 0.75 × VDD_EXT VDD_EXT+0.2 0.15 × VDD_EXT 0.85 × VDD_EXT...

  • Page 56: Uart Port

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design NOTE It is recommended to keep these pins open in Stand-alone solution. 3.9.1. UART Port 3.9.1.1. Features of UART Port  Seven lines on UART interface  Contain data lines TXD and RXD, hardware flow control lines RTS and CTS, as well as other control lines DTR, DCD and RI.

  • Page 57: The Connection Of Uart

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design  The At and aT commands cannot be used.  Only the strings AT or at can be detected (neither At nor aT).  The Unsolicited Result Codes like RDY, +CFUN: 1 and +CPIN: READY will not be indicated when the module is turned on with autobauding enabled and not be synchronized.
  • Page 58 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Three-line connection is shown as below. Host (DTE) Module (DCE) Controller UART port Figure 24: Reference Design for UART Port (Three Line Connection) A reference design for UART Port with hardware flow control is shown as below. The connection will enhance the reliability of the mass data communication.

  • Page 59: Firmware Upgrade

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.9.1.3. Firmware Upgrade TXD and RXD can be used for firmware upgrade in both All-in-one solution and Stand-alone solution. The PWRKEY pin must be pulled down before firmware upgrade. A reference circuit is shown as below:...

  • Page 60: Auxiliary Uart Port And Gnss Uart Port

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.9.3. Auxiliary UART Port and GNSS UART Port 3.9.3.1. Connection in All-in-one Solution In All-in-one solution, the Auxiliary UART Port and GNSS UART Port should be connected together, thus allowing for communication between GSM and GNSS parts. A reference design is shown below.

  • Page 61: Uart Application

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Peripheral Module GNSS_TXD GNSS_RXD RXD_AUX TXD_AUX Figure 29: Auxiliary and GNSS UART Port Connection in Stand-alone Solution 3.9.4. UART Application A reference design of 3.3V level match is shown as below. If the host is a 3V system, please change the 5.6K resistors to 10K ones.

  • Page 62: Audio Interfaces

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design The following figure shows a sketch map between the module and the standard RS-232 interface. As the electrical level of module is 2.8V, a RS-232 level shifter must be used. Note that customers should assure the I/O voltage of level shifter which connects to module is 2.8V.
  • Page 63 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design SPKP Channel 1 Audio positive output SPKN Channel 1 Audio negative output MICP Microphone positive input MICN Microphone negative input AIN/AOUT2 LOUDSPKP Channel 2 Audio positive output LOUDSPKN Channel 2 Audio negative output AIN can be used for input of microphone and line.

  • Page 64: Decrease Tdd Noise And Other Noises

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.10.1. Decrease TDD Noise and Other Noises The 33pF capacitor is applied for filtering out 900MHz RF interference when the module is transmitting at EGSM900MHz. Without placing this capacitor, TDD noise could be heard. Moreover, the 10pF capacitor here is used for filtering out 1800MHz RF interference.

  • Page 65: Receiver And Speaker Interface Design

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.10.3. Receiver and Speaker Interface Design Close to speaker 10pF 33pF Differential layout 0603 0603 SPKP 10pF 33pF Module 0603 0603 SPKN 10pF 33pF 0603 0603 Figure 33: Handset Interface Design for AOUT1...

  • Page 66: Earphone Interface Design

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.10.4. Earphone Interface Design Close to Module Close to Socket Differential 33pF 10pF 4.7uF layout 0603 0603 MICN 10pF 33pF 10pF 33pF 0603 0603 0603 0603 MICP 33pF Module 10pF 0603 0603 LOUDSPKP...

  • Page 67: Audio Characteristics

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.10.6. Audio Characteristics Table 19: Typical Electret Microphone Characteristics Parameter Min. Typ. Max. Unit Working Voltage Working Current External Microphone Load Resistance Kohm Table 20: Typical Speaker Characteristics Parameter Min. Typ. Max. Unit...

  • Page 68: Pcm Interface

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.11. PCM Interface MC60 provides a PCM interface. It is used for digital audio transmission between the module and the device. This interface is composed of PCM_CLK, PCM_SYNC, PCM_IN and PCM_OUT signal lines.

  • Page 69: Timing Diagram

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design PCM Clock Rate Module acts in master mode: 256KHz (linear) PCM Synchronization Format Long/short frame synchronization PCM Data Ordering MSB first Zero Padding Not supported Sign Extension Not supported 3.11.2. Timing Diagram The sample rate of the PCM interface is 8KHz and the clock source rate is 256KHz. Every frame contains 32-bit data.

  • Page 70: Reference Design

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.11.3. Reference Design MC60 can only work as a master, providing clock and synchronization source for PCM bus. A reference design for PCM is shown below. Peripheral Module (Slave) (Master) PCM_CLK PCM_CLK PCM_SYNC...

  • Page 71: U)Sim Card Interface

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design  AT+QPCMVOL is used to configure the input and output volume of PCM. Command format: AT+QPCMVOL=vol_pcm_in, vol_pcm_out Table 24: AT+QPCMVOL Command Parameter Configuration Parameter Value Range Description vol_pcm_in 0~32767 Set the input volume...
  • Page 72 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Maximum supply current is around 10mA. SIM2_CLK Clock signal of (U)SIM2 card SIM2_DATA Data signal of (U)SIM2 card SIM2_RST Reset signal of (U)SIM2 card NOTE If several interfaces share the same I/O pin, to avoid conflict between these alternate functions, only one peripheral should be enabled at a time.
  • Page 73 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design If (U)SIM1 card insertion detection function is not used, keep pin SIM1_PRESENCE unconnected. A reference circuit for (U)SIM1 card interface with a 6-pin (U)SIM card connector is illustrated in the following figure. SIM_GND...

  • Page 74: Sd Card Interface

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 200mm as possible.  Keep (U)SIM card signals away from RF and VBAT traces.  Assure the ground between module and (U)SIM card connector short and wide. Keep the width of ground no less than 0.5mm to maintain the same electric potential. The decouple capacitor between SIM_VDD and GND should be not more than 1μF and be placed close to the (U)SIM card connector.
  • Page 75 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design SD_DATA Data signal of SD card A reference design for SD card interface is shown below. VDD_EXT 47K 47K SD card connector Module DATA2 CD/DATA3 SD_CMD VSS1 SD_CLK VSS2 DATA0 SD_DATA DATA1 4.7uF 0.1nF...

  • Page 76: Adc

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design In order to enhance the reliability and availability of the SD card in applications, please follow the criteria below in SD card circuit design:  Keep all the SD card signals far away from RF and VBAT traces.

  • Page 77: Behaviors Of The Ri

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.15. Behaviors of the RI Table 30: Behaviors of the RI State RI Response Standby HIGH Change to LOW, and then:  Change to HIGH when call is established.  Change to HIGH when use ATH to hang up the call.

  • Page 78: Network Status Indication

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design HIGH Idle Calling Talking Idle On-hook Figure 45: RI Behavior as a Caller 120ms HIGH Idle or URC or Talking SMS received Figure 46: RI Behavior When URC or SMS Received 3.16. Network Status Indication The NETLIGHT signal can be used to drive a network status indicator LED.

  • Page 79: Easy Autonomous Agps Technology

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design A reference circuit is shown as below. VBAT 300R Module 4.7K NETLIGHT Figure 47: Reference Design for NETLIGHT 3.17. EASY Autonomous AGPS Technology Supplying aiding information like ephemeris, almanac, rough last position, time and satellite status, can help improve the acquisition sensitivity and the TTFF for a module.

  • Page 80: Epo Offline Agps Technology

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.18. EPO Offline AGPS Technology MC60 features a function called EPO (Extended Prediction Orbit) which is a world leading technology. When MC60 is powered on, EPO function can be enabled via AT command AT+QGNSSEPO=1. When the GSM part detected that the EPO data has expired, the EPO data will be automatically downloaded to the GSM part’s FS from MTK server via GSM/GPRS network;...

  • Page 81: Locus

    MCU can get the data by sending PMTK command ―$PMTK622,1*29‖ to the module. PMTK Command ―$PMTK183*38‖ can be used to query the state of LOCUS. The raw data which MCU gets has to be parsed via LOCUS parser code provided by Quectel. For more details, please contact Quectel technical supports.

  • Page 82: Pps Vs. Nmea

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 3.22. PPS VS. NMEA Pulse per Second (PPS) VS. NMEA can be used for time service. The latency range of the beginning of UART Tx is between 465ms and 485ms, and after the rising edge of PPS.

  • Page 83: Antenna Interfaces

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Antenna Interfaces MC60 has three antenna interfaces which are used for GSM antenna, GNSS antenna and BT antenna, respectively. The Pin 41 is the GSM antenna pad; the Pin 15 is the GNSS antenna pad; and Pin 32 is the BT antenna pad.

  • Page 84: Rf Output Power

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design MC60 provides an RF antenna pad for antenna connection. The RF trace in host PCB connected to the module’s RF antenna pad should be coplanar waveguide line or microstrip line, whose characteristic impedance should be close to 50Ω. MC60 comes with grounding pads which are next to the antenna pad in order to give a better grounding.

  • Page 85: Rf Receiving Sensitivity

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design PCS1900 30dBm± 2dB 0dBm±5dB NOTE In GPRS 4 slots TX mode, the maximum output power is reduced by 2.5dB. This design conforms to the GSM specification as described in Chapter 13.16 of 3GPP TS 51.010-1.

  • Page 86: Rf Cable Soldering

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 4.1.5. RF Cable Soldering Soldering the RF cable to RF pad of module correctly will reduce the loss on the path of RF, please refer to the following example of RF soldering. Figure 50: RF Soldering Sample 4.2.

  • Page 87: Active Antenna

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design GPS frequency: 1575.42±2MHz GLONASS frequency: 1602± 4MHz VSWR: <2 (Typ.) Polarization: RHCP or Linear Active Antenna Noise figure: <1.5dB Gain (antenna): > -2dBi Gain (embedded LNA): 20dB (Typ.) Total gain: >18dBi (Typ.) 4.2.2. Active Antenna The following figure is a typical reference design with active antenna.

  • Page 88: Passive Antenna

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design NOTE In All-in-one solution, please note that the power supply of GNSS_VCC is controlled by the GSM part via AT command. 4.2.3. Passive Antenna Passive Antenna П matching circuit GNSS_ANT Module Figure 52: Reference Design with Passive Antenna The above figure is a typical reference design with passive antenna.

  • Page 89: Bluetooth Antenna Interface

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 4.3. Bluetooth Antenna Interface The module provides a Bluetooth antenna pad named BT_ANT, and the pin definition is listed below. Table 39: Pin Definition of the BT_ANT Pin Name Pin No. Description BT_ANT...

  • Page 90: Electrical, Reliability And Radio Characteristics

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Electrical, Reliability and Radio Characteristics 5.1. Absolute Maximum Ratings Absolute maximum ratings for power supply and voltage on digital and analog pins of the module are listed in the following table: Table 40: Absolute Maximum Ratings Parameter Min.

  • Page 91: Operating Temperature

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 5.2. Operating Temperature The operating temperature is listed in the following table: Table 41: Operating Temperature Parameter Min. Typ. Max. Unit ℃ Operation temperature range ℃ Extended temperature range NOTES Within operation temperature range, the module is 3GPP compliant.
  • Page 92 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Sleep mode 0.68 AT+CFUN=4 IDLE mode Sleep mode 0.73 TALK mode GSM850/EGSM900 208/209 DCS1800/PCS1900 142/146 DATA mode, GPRS (3Rx, 2Tx) GSM850/EGSM900 359/360 DCS1800/PCS1900 232/250 DATA mode, GPRS (2 Rx, 3Tx) GSM850/EGSM900 431/413 DCS1800/PCS1900...

  • Page 93: Current Consumption

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design NOTE This figure can be used to determine the maximum current capability of power supply. 5.4. Current Consumption Table 44: Current Consumption of GSM Part (GNSS is Powered off) Condition Current Consumption Voice Call @power level #5 <300mA, Typical 174mA...
  • Page 94 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design DATA Mode, GPRS (2 Rx, 3Tx) CLASS 12 @power level #5 <640mA, Typical 496mA GSM850 @power level #12, Typical 159mA @power level #19, Typical 99mA @power level #5 <600mA, Typical 487mA EGSM900 @power level #12, Typical 160mA @power level #19, Typical 101mA @power level #0 <490mA, Typical 305mA...
  • Page 95 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design NOTE GPRS Class 12 is the default setting. The GSM module can be configured from GPRS Class 1 to Class 12. Setting to lower GPRS class would make it easier to design the power supply for the GSM module.

  • Page 96: Electrostatic Discharge

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design NOTE When the GSM of MC60 module is in sleep mode, Bluetooth cannot enter into the SCAN mode. Table 47: BT Current Consumption of MC60E Module RF State GSM State BT State Current Consumption 13.01mA...
  • Page 97 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Table 48: ESD Performance Parameter (Temperature: 25º C, Humidity: 45%) Test Point Contact Discharge Air Discharge VBAT, GND +/-5KV +/-10KV RF_ANT +/-5KV +/-10KV TXD, RXD +/-2KV +/-4KV GNSS_TXD +/-2KV +/-4KV GNSS_RXD Others +/-0.5KV...

  • Page 98: Mechanical Dimensions

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Mechanical Dimensions This chapter describes the mechanical dimensions of the module. 6.1. Mechanical Dimensions of Module Figure 54: MC60 Top and Side Dimensions (Unit: mm) MC60_Series_Hardware_Design Confidential / Released 97 / 114...
  • Page 99 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Figure 55: MC60 Bottom Dimensions (Unit: mm) NOTE The two arc test points in the above recommended footprint should be treated as keepout areas (―keepout‖ means do not pour copper on the mother board).

  • Page 100: Recommended Footprint

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 6.2. Recommended Footprint Figure 56: Recommended Footprint (Unit: mm) NOTE For easy maintenance of the module, please keep about 3mm between the module and other components in the host PCB. MC60_Series_Hardware_Design Confidential / Released...

  • Page 101: Top And Bottom Views Of The Module

    Figure 58: Bottom Views of MC60 and MC60E NOTE These are design effect drawings of MC60 and MC60E modules. For more accurate pictures, please refer to the module that customers get from Quectel. MC60_Series_Hardware_Design Confidential / Released 100 / 114...

  • Page 102: Storage, Manufacturing And Packaging

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Storage, Manufacturing and Packaging 7.1. Storage MC60 is stored in a vacuum-sealed bag. The storage restrictions are shown as below. Shelf life in the vacuum-sealed bag: 12 months at <40º C and <90%RH.

  • Page 103: Manufacturing And Soldering

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 7.2. 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 104: Packaging

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design 7.3. Packaging MC60 is 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 mm.
  • Page 105 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Figure 61: Reel Dimensions Table 49: Reel Packaging Model Name MOQ for MP Minimum Package: 250pcs Minimum Package x 4=1000pcs Size: 370mm × 350mm × 56mm Size: 380mm × 250mm × 365mm MC60 250pcs N.W: 0.32kg...

  • Page 106: Appendix A References

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Appendix A References Table 50: Related Documents Document Name Remarks Quectel_MC60_AT_Commands_Manual MC60 AT commands manual Serial asynchronous automatic dialing ITU-T Draft New Recommendation V.25ter and control Digital cellular telecommunications GSM 07.07 (Phase 2+); AT command set for GSM...
  • Page 107 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design [10] Quectel_GSM_UART_Application_Note UART port application note [11] Quectel_GSM_EVB_User_Guide GSM EVB user guide [12] Quectel_Module_Secondary_SMT_User_Guide Module secondary SMT user guide GSM Module Digital IO application [13] Quectel_GSM_Module_Digital_IO_Application_Note note [14] Quectel_MC60_GNSS_AGPS_Application_Note MC60 GNSS AGPS application note...
  • Page 108 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Discontinuous Reception Digital Signal Processor Data Communications Equipment (typically module) Data Terminal Equipment (typically computer, external controller) Data Terminal Ready Discontinuous Transmission EASY Embedded Assist System Enhanced Full Rate EGSM Enhanced GSM Electromagnetic Compatibility...
  • Page 109 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design GPRS General Packet Radio Service Global Positioning System NMEA: GPS DOP and Active Satellites Global System for Mobile Communications NMEA: GPS Satellites in View Gross Weight Hands-free Profile Half Rate HTTP Hypertext Transfer Protocol...
  • Page 110 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Mobile Station (GSM engine) MSAS Multi-Functional Satellite Augmentation System Mobile Terminated NMEA National Marine Electronics Association Network Time Protocol Net Weight Password Authentication Protocol PBCCH Packet Switched Broadcast Control Channel Printed Circuit Board...
  • Page 111 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Receive Direction SBAS Satellite-based Augmentation System Subscriber Identification Module Surface Mounted Devices Short Message Service SMTP Simple Mail Transfer Protocol Serial Peripheral Interface Standard Parallel Port Transmission Control Protocol TDMA Time Division Multiple Access...
  • Page 112 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Minimum Input High Level Voltage Value Maximum Input Low Level Voltage Value Minimum Input Low Level Voltage Value Absolute Maximum Input Voltage Value norm Absolute Normal Input Voltage Value Absolute Minimum Input Voltage Value...

  • Page 113: Appendix B Gprs Coding Schemes

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Appendix B GPRS Coding Schemes Four coding schemes are used in GPRS protocol. The differences between them are shown in the following table. Table 52: Description of Different Coding Schemes Radio Block Data...
  • Page 114 GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Radio block structure of CS-4 is shown as the following figure. Radio Block Block No coding Code 456 bits Figure 63: Radio Block Structure of CS-4 MC60_Series_Hardware_Design Confidential / Released 113 / 114...

  • Page 115: Appendix C Gprs Multi-Slot Classes

    GSM/GPRS/GNSS Module Series MC60 Series Hardware Design Appendix C GPRS Multi-slot Classes Twenty-nine classes of GPRS multi-slot modes are defined for MS in GPRS specification. Multi-slot classes are product dependent, and determine the maximum achievable data rates in both the uplink and downlink directions.

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