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Cavli Wireless CQ10 Hardware Manual

Lte cat 1 / 2g module
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Cavli CQ10
LTE CAT 1 / 2G Module
Hardware Manual
External Release Version 1.0
www.cavliwireless.com
www.cavliwireless.com
CQ10 Hardware Manual
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Summary of Contents for Cavli Wireless CQ10

  • Page 1 CQ10 Hardware Manual Cavli CQ10 LTE CAT 1 / 2G Module Hardware Manual External Release Version 1.0 www.cavliwireless.com www.cavliwireless.com...
  • Page 2 COPYRIGHT THE INFORMATION CONTAINED HERE IS PROPRIETARY TECHNICAL INFORMATION OF CAVLI WIRELESS INC. TRANSMITTING, REPRODUCTION, DISSEMINATION AND EDITING OF THIS DOCUMENT AS WELL AS UTILIZATION OF THE CONTENT ARE FORBIDDEN WITHOUT PERMISSION. OFFENDERS WILL BE HELD LIABLE FOR PAYMENT OF DAMAGES.

  • Page 3: Table Of Contents

    2.3 Module Function .......................... 12 3 Interface Application Description ....................14 3.1 Chapter Overview ........................14 3.2 Module Interface ......................... 15 3.2.1 CQ10 Pin Layout ......................................15 3.2.2 CQ10 Pin Interface ....................................16 3.2.3 Absolute maximum ratings ................................17 3.2.4 Operating Conditions .................................... 17 3.3 Power interface ...........................
  • Page 4 CQ10 Hardware Manual 3.6.4 Serial Port Application Circuit ..............................36 3.7 USIM Interface ..........................37 3.7.1 USIM Card Reference Circuit ................................ 38 3.9 Status Indication Interface ...................... 39 3.10 PCM digital voice Interface ....................40 3.11 I2C Bus ............................42 3.12 SDC Interface ..........................
  • Page 5 CQ10 Hardware Manual 5.5 Power Supply ..........................59 6 Structural and Mechanical Properties ..................60 6.1 CQ10 module mechanical size ....................60 7 Appendix ..............................62 7.1 Chapter Overview ........................62 7.2 Abbreviations ..........................62 7.3 Safety and Precautions ......................64 www.cavliwireless.com...
  • Page 6 CQ10 Hardware Manual Table of Figures Figure 1 CQ10 Functional Block Diagram ....................... 13 Figure 2 CQ10 module Interface definition (Top view) ..................15 Figure 3 VCC Power Supply ............................30 Figure 4 DC Switching Power Supply Reference Circuit ..................31 Figure 5 Power-on Reference Circuit ........................

  • Page 7: Version History

    CQ10 Hardware Manual VERSION HISTORY Version Edit Release Date Pre-Release Version • Initial Version 01/02/2024 • Updated the Revised Technical Information 25/07/2024 • Update the Reference circuits External Release Version • Initial Version 17/01/2025 www.cavliwireless.com...

  • Page 8: Introduction

    CQ10 Hardware Manual Introduction This document is the Hardware Manual of the Cavli Wireless solution product CQ10 Module, which describes: ✓ The hardware composition and functional features of the module ✓ The definition and usage of the application interface The electrical performance and mechanical properties of the module ✓...

  • Page 9: Module Overview

    CQ10 module integrates an application processing subsystem, a communication subsystem, multimedia, and connectivity peripherals to enable a single chip 4G LTE feature phone solution. The CQ10 communication subsystem integrates LTE CAT 1 technology, GSM Modem Baseband, and an RF transceiver to cover bands 1/2/3/4/5/7/8/12/13/18/19/20/25/26/28/40/66 and GSM 900/GSM1800 (W.W), 2/4/5/12/13/25/66 (N.A) , 1/3/5/7/8/18/19/20/26/28/40 and GSM 900/GSM1800 (EAJ),...

  • Page 10: Module Characteristics

    CQ10 Hardware Manual 2.2 Module Characteristics Table 2.1 Key Features Characteristics Description Physical Characteristics 32 mm x 29 mm Fixed Way LGA+LCC package Operating Voltage 3.6V – 4.5V Typical Voltage 3.8 V Application Processor ARM Cortex A7 with 1.3GHz clock with 256KB L2 Cache Operating System Linux 4.14...
  • Page 11 CQ10 Hardware Manual ✓ 2 ADC lines Network ✓ STATUS Module status Indication GNSS ✓ GPS, GLONASS, BEIDOU, GALILEO, QZSS ✓ Standard SPI interface Ethernet ✓ SGMII interface LTE BANDS: 1/2/3/4/5/7/8/12/13/18/19/20/25/26/28/40/66 GSM BANDS: GSM900/ GSM1800 LTE BANDS: 2/4/5/12/13/25/66 EAJ: LTE BANDS:...

  • Page 12: Module Function

    NOTE • When the temperature is in the range of –30°C to –20°C or +75°C to +85°C, some RF specifications of the CQ10 module may not meet the 3GPP standards. 2.3 Module Function CQ10 Module mainly consists of the following circuit units: ✓...

  • Page 13: Figure 1 Cq10 Functional Block Diagram

    CQ10 Hardware Manual The functional block diagram of CQ10 module is shown below： Figure 1 CQ10 Functional Block Diagram 2.4 Module Working Mode Table 2.2 Working Mode Working Mode Description Turn off the machine In the case of shutdown, the module is fully powered off.

  • Page 14: Interface Application Description

    CQ10 Hardware Manual Interface Application Description 3.1 Chapter Overview This chapter mainly describes the interface definition and application of this module. It contains the following sections: • Module Interface • Power Interface • Switching Machine Reset Mode • USB Interface •...

  • Page 15: Module Interface

    CQ10 Hardware Manual 3.2 Module Interface 3.2.1 CQ10 Pin Layout CQ10 pins (Top View) are assigned as follows： Figure 2 CQ10 module Interface definition (Top view) NOTE • All RESERVED and unused pin feet need to be left floating www.cavliwireless.com...

  • Page 16: Cq10 Pin Interface

    CQ10 Hardware Manual 3.2.2 CQ10 Pin Interface The CQ10 module has the LGA interface. The module interface definition is shown in the following table: Table 3.1 Pin Description Pin Type Description PAD TYPE Analog Input Analog Output RF_IO RF bi-directional signal...

  • Page 17: Absolute Maximum Ratings

    CQ10 Hardware Manual Contains no internal pull Contains an internal pull-up device Contains an internal pull-down device 3.2.3 Absolute maximum ratings The absolute maximum ratings table reflects the stress levels that, if exceeded, may cause permanent damage to the device. No functionality is guaranteed outside the operating specifications. Functionality and reliability are only guaranteed within the operating conditions described in Operating conditions.
  • Page 18 CQ10 Hardware Manual Table 3.4 Pin Name Configurable Voltage Configurable Pin Name Comments Function type definition Description Functions Pad type GNSS_TX_AG HW interrupt Active low GRESSOR WAKEUP_IN to wake up input for from sleep 500ms QDSS_TRAC EDATA_9B DR_SYNC Wake up...
  • Page 19 CQ10 Hardware Manual SPI_MOSI_BL USIM_PRESE SIM detect GPIO_34 External SIM USIM_VDD power External SIM USIM_DATA GPIO_31 card IO External SIM USIM_CLK GPIO_32 clock External SIM USIM_RST GPIO_33 card reset CODEC_INT QDSS_TRAC EDATA_14A Ground Pin Module RESET_N Reset Control PWRKEY Power key...
  • Page 20 CQ10 Hardware Manual MI2S_2_SCL SPI_CS1_N_B LSP1 PCM_CLK PCM clock QDSS_TRAC EDATA_9A BOOT_CONF IG_8 SPI_MOSI_BL UART1_TX SDC2_DATA SDIO Bus data 3 SPI_CS3_N_B LSP3 GP_CLK_2B SPI_MISO_BL UART1_RX SDC2_DATA SDIO Bus data 2 SPI_CS3_N_B LSP2 GP_CLK_3B SPI_CS_N_BL UART1_CTS_ SDC2_DATA SDIO Bus data 1...
  • Page 21 CQ10 Hardware Manual VDD_SDIO Do not RESERVED connect Ground Pin SPI_CLK_BLS UART3 BT_RTS/UAR I2C_SCL_BLS Request to T3_RTS send QDSS_CTI_T RIG1_IN_A SPI_MOSI_BL BT_TXD/UA Data GP_PDM_0B RT3_TX transmission QDSS_TRAC EDATA_3A SPI_MISO_BL BT_RXD/UA Data GP_PDM_1B RT3_RX reception QDSS_TRAC EDATA_7A SPI_CS_N_BL I2C_SDA_BLS BT_CTS/UAR UART clear...
  • Page 22 CQ10 Hardware Manual I2C_SDA_BLS QDSS_TRAC EDATA_14B Do not RESERVED connect ADC1 Generic ADC ADC0 Generic ADC Ground Pin 50Ω GNSS GNSS_ANT RF_I Antenna impedance Ground Pin Main 50Ω ANT_MAIN RF_IO Antenna impedance Ground Pin Ground Pin Ground Pin Ground Pin...
  • Page 23 CQ10 Hardware Manual Module ON STATUS status SD_WRITE_P ROTECT Ring QDSS_TRAC UART4_RI indicator EDATA_15A BOOT_CONF IG_2 RFFE2_DATA Data carrier UART4_DCD detect QDSS_TRAC EDATA_3B SPI_CS_N_BL UART6_CTS_ MI2S_1A_D1 UART4_CTS Clear to send I2C_SDA_BLS EBI2_AD_8_B QDSS_TRAC EDATA_5A PCM_1_DOU SPI_CLK_BLS UART6_RFR_ MI2S_1A_SC I2C_SCL_BLS Request to...
  • Page 24 CQ10 Hardware Manual I2C_SDA_BLS QDSS_CTI_T RIG1_OUT_A SPI_MOSI_BL UART6_TX MI2S_1A_WS LCD_TE_B Transmit UART4_TXD SPI_CS3_N_B data LSP1 GP_PDM_0A QDSS_TRAC EDATA_13A PCM_1_SYN SPI_MISO_BL UART6_RX MI2S_1A_D0 SPI_CS2_N_B LSP1 UART4_RXD Receive data GP_PDM_1A QDSS_TRAC EDATA_4A BACKLIGHT_ PCM_1_DIN USB_DP differential signal+ USB_DM differential signal - USB_VBUS...
  • Page 25 CQ10 Hardware Manual MDM_JTAG_ JTAG Clock input MDM_JTAG_ JTAG Data Output MDM_JTAG_ JTAG Data Input MDM_JTAG_ JTAG Test Mode MDM_JTAG_ JTAG Reset TRST_N UART2_RX SPI_MISO_BL SPI_MISO_BL SPI Multi In Serial Out QDSS_TRAC EDATA_0A UART2_RFR_ SPI_CLK_BLS SPI serial SPI_CLK_BLS clock I2C_SCL_BLS...
  • Page 26 CQ10 Hardware Manual Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin Ground Pin...
  • Page 27 CQ10 Hardware Manual General GPIO_35 Purpose IO LTE_COEX_R X_UART Force USB USB_BOOT boot control FORCE_USB_ BOOT General GPIO_19 Purpose IO Do not RESERVED connect WLAN_SLP_ WLAN sleep clock UIM2_RESET Ethernet GP_CLK_3A EPHY_RST_N PHY reset ETH_RST_N UIM2_DETE Ethernet EPHY_INT_N Interrupt ETH_INT_N...
  • Page 28 CQ10 Hardware Manual External PM_ENABLE power enable control Power supply USIM2_VDD for USIM card SDC1_DATA SDIO data bus (bit 3) SDC1_DATA SDIO data bus (bit 2) SDC1_DATA SDIO data bus (bit 1) SDC1_DATA SDIO data bus (bit 0) SDIO clock...

  • Page 29: Power Interface

    ✓ Two VBAT_RF pins for the module’s RF part. ✓ Two VBAT_BB pins for module’s baseband part 3.3.1 Power Supply Design The power interface of the CQ10 module is as follows: Table 3.5 Power Pin Definitions Power supply Pin No.

  • Page 30: Power Reference Circuit

    Reference voltage voltage The CQ10 module is powered by a single power supply and the module provides four power supply pins. The power supply range is from 3.6V to 4.5V. It is recommended to use 3.8V power supply. If the module's operating voltage drop causes the VCC supply voltage to be too low or the supply current is insufficient, the module may shut down or restart.

  • Page 31: Switching Machine Reset Mode

    3.4 Switching Machine Reset Mode 3.4.1 Turn ON Module The 21 pin of the CQ10 module is PWRKEY pin. The module can be powered on by pulling down the PWRKEY LOW for at least 500ms. Table 3.6 Switch Pin Definition Pin No.

  • Page 32: Reset Control

    3.4.2 Reset Control The Pin 20 of CQ10 module Pin is the Reset pin. The application detects that the module is abnormal. When the software does not respond, the module can be reset. Pull the pin low for 100-500ms to reset the module.

  • Page 33: Usb Interface

    RESET_N Module Reset Control The CQ10 module supports AT command reset, and the AT command is AT+TRB to restart the module. 3.5 USB Interface The CQ10 module USB interface supports USB2.0 high-speed protocol. The USB interface work as OTG host, therefore it can work as Host and Slave mode and does not support USB charging mode.

  • Page 34: Uart Interface

    3.6.1 UART4 (AT UART) The pins 62, 63, 64,65,66,67 and 68 of the CQ10 module are UART4 serial port pins. Users can use this UART port for communication using AT commands. The default baud rate is 115200 bps. The maximum Baud rate is 4Mbps The pins are defined as follows：...

  • Page 35: Uart 3 (User Uart)

    CQ10 Hardware Manual UART4_CTS Clear to send 1.70 V 1.80 V 1.90 V UART4_RTS Request to send 1.70 V 1.80 V 1.90 V Data terminal UART4_DTR 1.70 V 1.80 V 1.90 V ready UART4_TXD Transmit data 1.70 V 1.80 V 1.90 V...

  • Page 36: Debug Uart

    CQ10 Hardware Manual 3.6.3 Debug UART The pins 11 and 12 of the module are UART5 serial port pins. UART5 serial interface can be used for debugging purposes. The default baud rate is 115200 bps. The maximum Baud rate is 4Mbps. The pins are defined as follows: Table 3.11 Debug UART Serial Port Pin Definition...

  • Page 37: Usim Interface

    Figure 9 Level Conversion Reference Circuit 3.7 USIM Interface The CQ10 module provides a USIM card interface compatible with the ISO 7816-3 standard. The USIM card power supply is provided by the module's internal power manager and supports 1.8V/3.0V. Table 3.12 SIM Card Signal Definition...

  • Page 38: Usim Card Reference Circuit

    1.90 V / 3.10V 3.7.1 USIM Card Reference Circuit The CQ10 module does not come with a USIM card slot. Users need to design a USIM card slot on their own interface board. The USIM card interface reference circuit is as follows:...

  • Page 39: Status Indication Interface

    • The ground of the USIM deck and the ground of the module should maintain good connectivity. 3.9 Status Indication Interface The CQ10 module provides interfaces to indicate module status. Table 3.13 Definition of Network Indicator Lamp Pin No. Signal name...

  • Page 40: Pcm Digital Voice Interface

    The brightness of the network indicator can be adjusted by adjusting the current limiting resistor R1. 3.10 PCM digital voice Interface CQ10 module provides a set of PCM audio interfaces supporting 8-bit A-rate, U-rate and 16-bit linear short frame encoding formats with PCM_SYNC of 8 kHz and PCM_CLK of 2048 kHz.

  • Page 41: Figure 12 Pcm Short Frame Mode Timing Diagram

    CQ10 Hardware Manual 1.70 V 1.80 V 1.90 V PCM_OUT PCM data output PCM_SYNC PCM frame sync signal 1.70 V 1.80 V 1.90 V 1.70 V 1.80 V 1.90 V PCM_CLK PCM clock pulse Figure 12 PCM Short Frame Mode Timing Diagram Table 3.16 PCM Specific Parameters...

  • Page 42: I2C Bus

    Figure 13 PCM to Analog Voice Map 3.11 I2C Bus The CQ10 module provides a set of hardware bidirectional serial buses with an I2C interface of 1.8V level, a 5.0 Protocol interface, and a clock rate of 400 KHz. Table 3.17 I2C Pin Definition...

  • Page 43: Sdc Interface

    Figure 14 I2C Interface Reference Circuit Diagram 3.12 SDC Interface CQ10 module provides a set of 4-bit SDC interface, supports SD3.0 protocol, supports two voltage SD cards of 1.8V / 2.95V, clock frequency up to 50MHz, maximum capacity supports 32GB. Provide VREF voltage for SDIO power supply.

  • Page 44: Figure 15 Sdc Interface Reference Circuit Diagram

    CQ10 Hardware Manual SDC2_DATA3 SD card SDIO bus DATA3 SDC2_CLK SD card SDIO bus clock SDC2_CMD SD card SDIO bus command VDD_SDIO SDIO Pull up power source for SD card SD_INS_DET SD Card detect pin Figure 15 SDC Interface Reference Circuit Diagram...

  • Page 45: Antenna

    CQ10 Hardware Manual 3.13 Antenna The CQ10 module provides two antenna interfaces, a main antenna interface, which is responsible for the LTE and GSM signals of the transceiver module and a GNSS antenna interface. The GNSS antenna interface supports The impedance of the antenna interfaces are 50 ohms.

  • Page 46: Figure 18 Gnss Active Antenna Matching Circuit

    CQ10 Hardware Manual The pin 47 of CQ10 is the GNSS antenna interface. The CQ10 has a dedicated antenna L1, it supports GPS, GLONASS, BEIDOU, QZSS, Galileo. QZSS and SBAS Ranging support available. In order to facilitate antenna debugging, a π-type matching circuit needs to be added to the motherboard and a 50-ohm impedance line is used.

  • Page 47: Rf Trace Reference

    3.13.1 RF Trace Reference The main set of the CQ10 module are extracted by pad. The antenna pad to the antenna feed point must use microstrip lines or other types of RF traces. The characteristic impedance of the signal line should be controlled at 50Ω.

  • Page 48: Figure 20 Coplanar Antenna

    CQ10 Hardware Manual Figure 19 Coplanar Antenna Figure 20 The Complete Structure of the Two-Layer PCB Microstrip Line Figure 21 The Complete Structure of the Multilayer PCB Strip Line www.cavliwireless.com...

  • Page 49: Coexistence And Control Interface

    CQ10 Hardware Manual NOTE • Since Coplanar antennas are having maximum noise immunity, it is preferred. 3.14 Coexistence and Control Interface Different module interfaces are available in module. Table 3.20 Control Interface Pin Definition Pin No. Signal name Description PM_ENABLE...
  • Page 50 CQ10 Hardware Manual Table 3.21 SGMII Interface Pin Definition Pin No. Signal name Description SGMII_TX_M SGMII Transmit - Negative SGMII_TX_P SGMII Transmit - Positive SGMII_RX_P SGMII Receive - Positive SGMII_RX_M SGMII Receive - Negative EPHY_RST_N Ethernet PHY reset EPHY_INT_N Ethernet PHY Interrupt...

  • Page 51: Gnss Interface

    CQ10 Hardware Manual Figure 22 Ethernet (SGMII) Interface Reference Circuit Diagram 3.16 GNSS Interface Multi – GNSS receiver: ✓ L1 multi-band GNSS receiver ✓ Multi-Constellation GPS/GLONASS/Galileo/Bei Dou/QZSS. Table 3.22 GNSS Antenna Pin Definition Signal name Pin No. Description GNSS_ANT GNSS L1 antenna interface 3.17 ADC interface...

  • Page 52: Gpio Interface

    Test data output MDM_JTAG_SRST_N System Reset MDM_JTAG_TRST_N Test Reset 3.19 GPIO interface The CQ10 module contains two general purpose control signals. The interface is defined as follows Table 3.25 WLAN Interface Pin Definition Pin No. Signal name Description GPIO_35 General Purpose Pin...
  • Page 53 CQ10 Hardware Manual The following table shows the pin definition of Bluetooth application interfaces for interfacing an external Bluetooth chipset. Table 3.27 Bluetooth Interface Pin Definition Pin No. Signal name Description BT_RTS Request to send BT_TXD Transmit Data BT_RXD Receive Data...

  • Page 54: Overall Technical Indicators

    CQ10 Hardware Manual Overall Technical Indicators 4.1 Chapter Overview The CQ10 module RF overall specifications include the following sections: ✓ Working frequency ✓ Antenna requirements 4.2 Working Frequency Table 4.1 RF Frequency Table Frequency band Uplink frequency Downstream frequency Mode LTE B1 1920 MHz–1980 MHz...

  • Page 55: Antenna Requirements

    1710 MHz – 1780 MHz GSM 900 880 MHz-915 MHz 925 MHz-960 MHz GSM 1800 1710 MHz-1785 MHz 1805 MHz-1880 MHz 4.3 Antenna Requirements CQ10 Module Antenna Design Requirements: Table 4.2 Antenna Indicator Requirements Frequency Standing wave Antenna Effectiveness band ratio...
  • Page 56 CQ10 Hardware Manual B7 FDD <2:1 >16.5 <-88 〉-2.5dbi 〉40% B8 FDD <2:1 >16.5 <-88 〉-2.5dbi 〉40% B12 FDD <2:1 >16.5 <-88 〉-2.5dbi 〉40% B13 FDD <2:1 >16.5 <-88 〉-2.5dbi 〉40% B18 FDD <2:1 >16.5 <-88 〉-2.5dbi 〉40% B19 FDD <2:1...

  • Page 57: Interface Electrical Characteristics

    60°C temperature (ambient) 5.3 Electrostatic Property There is no overvoltage protection inside the CQ10 module. The ESD protection is required when the module is used to ensure product quality. ESD design recommendations: ✓ The USB port needs to add TVS on VDD, D+, D- for protection, and the TVS parasitic capacitance on D+/D- is <2pF...

  • Page 58: Module Io Level

    ±4 ±8 USIM interface ±4 ±8 VBAT power supply ±4 ±8 5.4 Module IO Level The CQ10 module IO levels are as follows: Table 5.3 Electrical Characteristics of CQ10 Module Parameter Description Minimum Maximum High level input 0.65*VIO VIO+0.3V voltage Low level input 0.3V...

  • Page 59: Power Supply

    CQ10 Hardware Manual 5.5 Power Supply The CQ10 module input power requirements are as follows: Table 5.4 CQ10 module Operating Voltage Parameter Minimum value Typical value Maximum value Input Voltage 3.6V 3.8V 4.5V The power-on time of any interface of the module must not be earlier than the boot time of the module, otherwise the module may be abnormal or damaged.

  • Page 60: Structural And Mechanical Properties

    CQ10 Hardware Manual Structural and Mechanical Properties 6.1 CQ10 module mechanical size The figure below shows the top and bottom view of the module. Figure 23 Top View and Bottom View of The Module Figure 24 CQ10 Module Dimensions www.cavliwireless.com...

  • Page 61: Figure 26 Pad Dimensions (Bottom View)

    CQ10 Hardware Manual Figure 25 Pad Dimensions (Bottom view) www.cavliwireless.com...

  • Page 62: Appendix

    CQ10 Hardware Manual Appendix 7.1 Chapter Overview ✓ Abbreviations ✓ Safety and precautions 7.2 Abbreviations Table 7.1 Abbreviations Abbreviations Full name 3GPP Third Generation Partnership Project Access Point Adaptive multi-rate Bit Error Rate China Compulsory Certification CDMA Code Division Multiple Access...
  • Page 63 CQ10 Hardware Manual Data Terminal Equipment Discontinuous Reception EDGE Enhanced Data Rate for GSM Evolution European Union Electromagnetic Compatibility Electrostatic Discharge Federal Communications Commission GPRS General Packet Radio Service Global System for Mobile Communication HSDPA High-Speed Downlink Packet Access HSPA...

  • Page 64: Safety And Precautions

    CQ10 Hardware Manual Total Isotropic Sensitivity Transient Voltage Suppressor Transmitting Direction UART Universal Asynchronous Receiver-Transmitter UMTS Universal Mobile Telecommunications System USIM Universal Subscriber Identity Module USSD Unstructured Supplementary Service Data VSWR Voltage Standing Wave Ratio WCDMA Wideband Code Division Multiple Access...