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EC200x&EC600S&EG912Y Series
PPP Application Note
LTE Standard Module Series
Ver. EC200x&EC600S&EG912Y_Series_PPP_Application_Note_V1.0
Date: 2020-07-31
Status: Released
www.quectel.com

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Summary of Contents for Quectel EC200 Series

  • Page 1 EC200x&EC600S&EG912Y Series PPP Application Note LTE Standard Module Series Ver. EC200x&EC600S&EG912Y_Series_PPP_Application_Note_V1.0 Date: 2020-07-31 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

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note About the Document Revision History Version Date Author Description 2020-07-31 Chaim QIAN Initial EC200x&EC600S&EG912Y_Series_PPP_Application_Note 2 / 27...
  • Page 4: Table Of Contents

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note Contents About the Document ........................... 2 Contents ............................... 3 Table Index ..............................5 Figure Index ..............................5 Introduction ............................6 PPP Application Mode ......................... 7 PPP Setting ............................8 3.1. General Procedures for PPP Setting ................... 8 3.2.
  • Page 5 LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note Table Index Table 1: Related Document ........................26 Table 2: Terms and Abbreviations ......................26 EC200x&EC600S&EG912Y_Series_PPP_Application_Note 5 / 27...
  • Page 6 LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note Figure Index Figure 1: PPP Application Mode ........................7 Figure 2: General Procedures for PPP Setting .................... 8 Figure 3: Flowchart of Recommended Procedures for PPP Setting ............9 Figure 4: Search for “Phone and Modem” in Control Panel ..............16 Figure 5: Add a New Modem ........................
  • Page 7: Introduction

    Quectel’s Standard EC200x&EC600S&EG912Y series modules, including PPP application modes, setting procedures, connection modes, termination steps, and dialing examples. This document is applicable to following Quectel modules.  EC200T series  EC200S series  EC600S-CN  EG912Y series EC200x&EC600S&EG912Y_Series_PPP_Application_Note...
  • Page 8: Ppp Application Mode

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note PPP Application Mode The usage of PPP (Point-to-Point Protocol) is illustrated in the following figure. Use UART port or USB port for PPP connection. The module provides a PPP server for application, and the application provides a PPP client for the module.
  • Page 9: Ppp Setting

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note PPP Setting 3.1. General Procedures for PPP Setting After the module registers on GPRS network, it is necessary to set the APN for PPP by AT+CGDCONT and to start PPP by ATD*99#. After executing ATD*99#, the module will enter the PPP frame interaction process, which is based on standard PPP protocol.
  • Page 10: Recommended Procedures For Ppp Setting

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note 3.2. Recommended Procedures for PPP Setting Power on the module Recommended Power-on/off: For details of the recommended power-on/off methods of each 1. Synchronization between TE and TA. applicable module, see their 2.
  • Page 11 LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note When the module is powered on, if the main UART is used, set the baud rate by executing AT+IPR=xxx;&W. Before executing ATD*99# to set PPP, you must check the status of the (U)SIM card by AT+CPIN?.
  • Page 12: Ppp Connection Modes

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note PPP Connection Modes 4.1. Data Mode and Command Mode The module communicates with application via USB or UART port (including AT commands and data). USB and UART ports have two working modes: data mode and command mode. The two ports are in command mode before PPP is set, and the module can execute AT commands in this mode.
  • Page 13: Switch From Command Mode To Data Mode

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note When +++ is received, the USB/UART port will switch from data mode to command mode, and the module will return OK. NOTE Please perform the above operations after completing the PPP negotiation, otherwise the above operations will terminate the PPP negotiation and the USB/UART port will exit the data mode.
  • Page 14 LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note NOTE When switching module’s USB/UART port from data mode to command mode (by using +++), the DCD state remains unchanged. EC200x&EC600S&EG912Y_Series_PPP_Application_Note 13 / 27...
  • Page 15: Ppp Connection Termination

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note PPP Connection Termination There are two methods to terminate the PPP dial-up connection: Terminate the PPP connection through the LCP Terminate-Request message, and this method is recommended. TA can also terminate the PPP connection by changing the DTR level. Set the DTR function by AT&D2 first, change the DTR level from low to high, and the data connection will be automatically terminated.
  • Page 16: Ppp Dial-Up Operations

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note PPP Dial-up Operations This chapter introduces how to establish PPP dial-up in Windows 10. For detailed operations in Linux operating system, see Quectel_LTE&5G_Linux_USB_Driver_User_Guide. 6.1. Preparation It is necessary to finish the following steps before establishing a PPP dial-up connection in Windows. 1.
  • Page 17 LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note Search for “Phone” in the main interface, and then click “Phone and Modem” as follows when it appears: Figure 4: Search for “Phone and Modem” in Control Panel EC200x&EC600S&EG912Y_Series_PPP_Application_Note 16 / 27...
  • Page 18 LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note Double-click the “Phone and Modem”, and select “Modems”  “Add…” to add a new modem, as shown in the following figure. Figure 5: Add a New Modem EC200x&EC600S&EG912Y_Series_PPP_Application_Note 17 / 27...
  • Page 19 LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note Follow the instructions on the screen to install the new modem: select “Standard 19200 bps Modem” and then the port (such as “COM10”) to be installed; click “Next” button until the configuration is complete.
  • Page 20 LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note Figure 7: Select a Port Figure 8: New Modem is Installed Successfully EC200x&EC600S&EG912Y_Series_PPP_Application_Note 19 / 27...
  • Page 21: Configure The Modem Driver

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note 6.2.1.2. Configure the Modem Driver Select the installed “Standard 19200 bps Modem” and click the “Properties” button. After entering the interface, select the “Modems” option and modify the “Maximum Port Speed” to “115200” (default value). Click the “Advanced”...
  • Page 22: Dial-Up Network Configuration

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note NOTE In the example above, the settings predefine a PDP context where CID=1, PDP type=IP and APN=CMNET. CMNET is the APN of the network operator China Mobile and it should be replaced with the value provided with the value defined by the network operator.
  • Page 23 LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note Select “Connect to the Internet”, click “Next”. Then click “Set up a new connection anyway” and “Dial-up” to connect as illustrated in the following figure. Figure 11: Set up the New Connection EC200x&EC600S&EG912Y_Series_PPP_Application_Note 22 / 27...
  • Page 24: Configure The Connection

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note 6.2.2.2. Configure the Connection Enter number (such as “*99#”) in “Dial-up phone number”, and then click “Connect” button, as illustrated below. Figure 12: Configure the Connection EC200x&EC600S&EG912Y_Series_PPP_Application_Note 23 / 27...
  • Page 25: Configure The Dial-Up Tool

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note 6.2.2.3. Configure the Dial-up Tool Enter number (such as “*99#”) in “Dial” window, click “Properties” button, and configure the “Standard 19200 bps Modem (COM10)”. Then select “115200” from the drop-down list of “Maximum speed”. Click “OK”...
  • Page 26: Establish The Dial-Up Connection

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note 6.2.2.4. Establish the Dial-up Connection After the above operations, click the “Dial” button, the interface will pop up a prompt box “Verifying username and password”, and the pop-up box quickly pops up “Connected” to indicate a dial-up connection.
  • Page 27: Appendix A References

    LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note Appendix A References Table 1: Related Document Document Name Remark Quectel_EC200T_Series_Hardware_Design EC200T Series Hardware Design Quectel_EC200S_Series_Hardware_Design EC200S Series Hardware Design Quectel_EC600S-CN_Hardware_Design EC600S-CN Hardware Design Quectel_EG912Y_Series_Hardware_Design EG912Y Series Hardware Design USB driver user guide in Linux operating Quectel_LTE&5G_Linux_USB_Driver_User_Guide system for LTE&5G modules Table 2: Terms and Abbreviations...
  • Page 28 LTE Standard Module Series EC200x&EC600S&EG912Y Series PPP Application Note Micro Control Unit Mobile Station Password Authentication Protocol Packet Data Protocol Personal Identification Number Point-to-Point Protocol Ring Indicator Terminal Adapter Terminal Equipment UART Universal Asynchronous Receiver Transmitter (U)SIM (Universal) Subscriber Identity Module EC200x&EC600S&EG912Y_Series_PPP_Application_Note 27 / 27...

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