Cavli Wireless C Series User Manual
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Cavli Wireless C Series User Manual

Device development kit
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Cavli C-Series
Device Development Kit (DDK)
User Manual
External Release Version 1.1
www.cavliwireless.com
www.cavliwireless.com
C Series DDK User Manual
ManualCCCoManualCCOM
MAND MANUAL
2

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  • Page 1 C Series DDK User Manual ManualCCCoManualCCOM MAND MANUAL Cavli C-Series Device Development Kit (DDK) User Manual External Release Version 1.1 www.cavliwireless.com www.cavliwireless.com...
  • Page 2 More IoT Modules https://www.cavliwireless.com/iot-modules/cellular-modules.html 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

    C Series DDK User Manual ManualCCCoManualCCOM MAND MANUAL Table of Contents 1 Introduction ..............................8 1.1 Overview ..............................8 2 DDK Layout ................................ 9 3 Component Description ........................... 10 3.1 Antenna ..............................10 3.2 80-Pin Mating Connector ........................12 3.3 40-Pin Connector ..........................13 3.4 eSIM Pad ..............................
  • Page 4 4.5 Voltage domains for header pins ....................34 4.7 Module accessibility ..........................35 Table of Figures Figure 1 C Series DDK (Without Mini PCIe Card) ..................8 Figure 2 C Series DDK Interface layout ....................9 Figure 3 LTE Antenna ..........................10 Figure 4 GNSS Antenna .........................
  • Page 5 C Series DDK User Manual ManualCCCoManualCCOM Figure 32 Network status indicator LED ....................24 MAND MANUAL Figure 33 Micro SD circuit ........................25 Figure 34 Micro SD Card slot ......................... 25 Figure 35 VDD_EXT voltage indicator ....................26 Figure 36 Module ON status indicator ....................26 Figure 37 CAN interface ........................
  • Page 6 C Series DDK User Manual ManualCCCoManualCCOM VERSION HISTORY MAND MANUAL Version Edit Date • Initial Version • Changed to the new template 09/05/2023 • Changes made wrt Hardware changes in EVK V1.8 www.cavliwireless.com...

  • Page 7: Introduction

    MAND MANUAL Introduction This document is intended as a user manual for Cavli C-Series DDK. Figure 1 C Series DDK (Without Mini PCIe Card) 1.1 Overview Cavli C-Series Smart modules are connectivity modules integrated with eSIM preloaded with global LTE connectivity subscriptions. We provide a wide range of options in terms of footprint, power consumption and network capabilities, which makes Cavli Smart Modules an apt choice for any application.

  • Page 8: Ddk Layout

    C Series DDK User Manual ManualCCCoManualCCOM MAND MANUAL DDK Layout Figure 2 C Series DDK Interface layout www.cavliwireless.com...

  • Page 9: Component Description

    C Series DDK User Manual ManualCCCoManualCCOM MAND MANUAL Component Description 3.1 Antenna 3.1.1 LTE Antenna C-Series DDK comes with an integrated LTE antenna from Ignion. This part appears on the top left corner labelled as NN03_310. It offers worldwide coverage and works in multiple frequency regions.

  • Page 10: Figure 4 Gnss Antenna

    C Series DDK User Manual ManualCCCoManualCCOM MAND MANUAL Figure 4 GNSS Antenna 3.1.3 Diversity Antenna C-Series DDK comes with an integrated chip antenna (NN03_310) for diversity. Also, in every mini PCIe cards, SMA connectors are provided to connect an external antenna if the user wants to.

  • Page 11: 80-Pin Mating Connector

    C Series DDK User Manual ManualCCCoManualCCOM 3.2 80-Pin Mating Connector MAND MANUAL The 80-pin connector act as a mating connector between the mini PCIe card and DDK. This connector is equipped with all the available interfaces of the module. Figure 6 80-Pin mating connector (female)

  • Page 12: 40-Pin Connector

    C Series DDK User Manual ManualCCCoManualCCOM 3.3 40-Pin Connector MAND MANUAL The 40-pin connector enables the user to access all the available interfaces. The signals from the 80-pin connector are available in this 40-pin connector Figure 7 40-Pin connector www.cavliwireless.com...

  • Page 13: Esim Pad

    C Series DDK User Manual ManualCCCoManualCCOM 3.4 eSIM Pad MAND MANUAL Figure 8 eSIM Pad 3.4.1 DFN6 C-Series DDK has a dedicated DFN6 eSIM pad embedded onto it and if the user wants to test an external eSIM, they can simply solder it in the position and use it accordingly.

  • Page 14: Mini-Pcie Female Connector

    C Series DDK User Manual ManualCCCoManualCCOM 3.5 Mini-PCIe Female connector MAND MANUAL Mini-PCIe female connector is used to mate the mPCIe card and the DDK. Figure 11 Mini-PCIe connector (female) 3.6 Sim Card Socket You can insert your SIM card to the micro-SIM card push-push socket.

  • Page 15: Ethernet

    C Series DDK User Manual ManualCCCoManualCCOM 3.6 Ethernet MAND MANUAL • Ethernet IC - AR8031 • Magnetics IC - GST5009LF • Connector - RJ45_PLUG Figure 13 Ethernet connection circuit The user can connect the LAN cable to the connector and access the ethernet interface.

  • Page 16: Pcm

    C Series DDK User Manual ManualCCCoManualCCOM MAND MANUAL 3.7 PCM • CODEC IC - NAU8810 • Headphone connector - H3 J22 • Handset connector - H8 CONN JACK 4COND 3.5MM SMD R/A 54-00177 Figure 15 PCM Audio circuit www.cavliwireless.com...

  • Page 17: Figure 16 Nau8810 Audio Codec Chipset

    C Series DDK User Manual ManualCCCoManualCCOM 3.7.1 Audio Codec Chip MAND MANUAL C-Series DDK has a dedicated audio codec chipset. The manufacturer's part number is NAU8810. It is a low power wideband Monophonic audio CODEC and is suitable for a wide range of audio applications, including voice telephony.

  • Page 18: Usb Interface

    C Series DDK User Manual ManualCCCoManualCCOM MAND MANUAL 3.8 USB Interface Figure 19 USB interface circuit The Cavli module has a dedicated micro-USB interface for sending AT commands, debug and firmware updates. Figure 20 USB interface pin (Micro-USB) 3.9 UART Interface When the user connects a USB cable to the UART micro-USB port, two ports will be displayed in the serial terminal.

  • Page 19: Power Switch

    C Series DDK User Manual ManualCCCoManualCCOM UART Description Baud Rate Data Parity MAND MANUAL COM - (#1) AT Interface 115200 8 bit none COM - (#2) Debug 921600 8 bit none 3.10 Power Switch The power switch is used to power on and off the DDK board.

  • Page 20: Power Input- (Type C)

    C Series DDK User Manual ManualCCCoManualCCOM 3.12 Power Input- (Type C) MAND MANUAL Figure 24 Input Power reference circuit It is recommended to use a 5V/2A adapter for the input power supply. The user can also use laptop USB power for LPWAN modules.

  • Page 21: Uart Voltage Level Transceiver

    C Series DDK User Manual ManualCCCoManualCCOM MAND MANUAL Figure 26 FTDI USB-UART converter IC 3.14 UART Voltage Level Transceiver Voltage level translators are required when the user needs to interface with a MCU as the modem IO voltage domain is 1.8V. The voltage level can be 3.3V or 5V depending on the MCU.

  • Page 22: Pin Connector

    C Series DDK User Manual ManualCCCoManualCCOM MAND MANUAL Figure 28 DB9F connector 3.15.2 RS232 Transceiver Chip The RS232 transceiver chip used in the DDK is MAX3232CPWR. It provides electrical interface between an asynchronous communication controller and the serial-port connector. A DB9F connector is used to connect the sensor.

  • Page 23: Psm Indicator

    C Series DDK User Manual ManualCCCoManualCCOM MAND MANUAL Figure 30 8-Pin connector 3.17 PSM Indicator This is an LED to indicate the Power Saving Mode (PSM) status of the module. Figure 31 PSM indicator 3.18 Network Indicator This is an LED to indicate the network registration status of the module.

  • Page 24: Micro Sd Card Socket

    C Series DDK User Manual ManualCCCoManualCCOM 3.19 Micro SD Card Socket MAND MANUAL Figure 33 Micro SD circuit The C-Series DDK provides a micro-SD card socket. Please refer the AT command manual for more information about how to read and write the data into the SDK. The user can insert a micro-SD card to the connector and access the files using the module.

  • Page 25: Reference Voltage Indicator

    C Series DDK User Manual ManualCCCoManualCCOM MAND MANUAL 3.20 Reference Voltage Indicator This is an LED to indicate the IO domain and module ON/OFF status of the module. Figure 35 VDD_EXT voltage indicator 3.21 Module Status Indicator This is an LED used to indicate module ON/OFF status.

  • Page 26: Can Bus Interface

    C Series DDK User Manual ManualCCCoManualCCOM 3.22 CAN Bus Interface MAND MANUAL • CAN FD ready • Communication speed upto 5mbps • Differential Receiver with Wide common mode range • Transceiver is fully ISO 11898-2, ISO11898-2:2016 and SAE J2962-2 complaint.

  • Page 27: Jtag Interface

    C Series DDK User Manual ManualCCCoManualCCOM 3.23 JTAG Interface MAND MANUAL The user can program the module using JTAG. Figure 38 JTAG Interface Description JTAG_TCK JTAG_TDO JTAG_TMS 1.8V JTAG_TDI www.cavliwireless.com...

  • Page 28: Getting Started

    C Series DDK User Manual ManualCCCoManualCCOM MAND MANUAL Getting Started 4.1 How to start The C-series DDK supports mini PCIe cards and the user can use the same DDK for all Cavli Mini-PCIe cards 1. Ensure POWER switch is OFF 2.

  • Page 29: Figure 40 Mini Pcie Card

    C Series DDK User Manual ManualCCCoManualCCOM 4. Connect the mini-PCIe card to mini-PCIe connector MAND MANUAL Figure 40 Mini PCIe Card 5. Ensure the antenna is connected to the module which is onboarded onto the DDK (If external antenna is used) 6.

  • Page 30: Figure 43 Vdd_Ext Led

    C Series DDK User Manual ManualCCCoManualCCOM 8. Turn on the POWER switch MAND MANUAL 9. When modem is ready the VDD_EXT LED will glow Figure 43 VDD_EXT LED 10. Connect the board to your device (Laptop/Desktop) You can use any serial tools (Tera term, docklight etc) to access the AT command interface (We are using Teraterm as an example here) 11.
  • Page 31 C Series DDK User Manual ManualCCCoManualCCOM 12. Using the AT command interface: MAND MANUAL You can access the basic info of the module using the ‘ATI’ command ▪ Ensure the module has been connected to the needed service provider (Using the ▪...

  • Page 32: Connections To Ensure

    C Series DDK User Manual ManualCCCoManualCCOM MAND MANUAL To know if the internet connection is established, ‘AT+CGPADDR’ command can be used. If ‘10.xxx.xxx.xx’ returned, internet is available If ‘172.xxx.xxx.xx’ returned, only intranet connection ‘AT+CSQ’ gives the signal strength of the module ▪...

  • Page 33: Antenna Matching Network Topology

    C Series DDK User Manual ManualCCCoManualCCOM • One 3 pin header pins for CAN interface MAND MANUAL • The customer can use a jumper wire to connect the sensor or slave device to the respective interface 4.4 Antenna matching network topology Please follow antenna Matching topology as per the datasheet of the selected antenna.

  • Page 34: Module Accessibility

    C Series DDK User Manual ManualCCCoManualCCOM GPIO9 1.8V MAND MANUAL GPIO8 1.8V GPIO7 1.8V GPIO6 1.8V GPIO5 1.8V GPIO4 1.8V GPIO3 1.8V GPIO2 1.8V GPIO1 1.8V VDD_3V3 3.3V GNSS VRTC I2C SDA 1.8V I2C SCL 1.8V SECURE DIS 1.8V STATUS 1.8V...
  • Page 35 C Series DDK User Manual ManualCCCoManualCCOM U2TXD MAND MANUAL U2RXD U1TXD U1RXD U0CTS U0RTS U0R1 U0DTR U0TXD U0RXD ADC2 ADC1 GPIO9 GPIO8 GPIO7 GPIO6 GPIO5 GPIO4 GPIO3 GPIO2 GPIO1 VDD_3V3 GNSS VRTC I2C SDA I2C SCL SECURE DIS STATUS RESET...

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C10qm-ddk-01C20qm-ddk-02C10qm-ddk-02C20qm-ddk-01

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