3G/GPRS Cradle For 8 Series Mobile Computers Version 1.
Copyright © 2015 CIPHERLAB CO., LTD. All rights reserved The software contains proprietary information of CIPHERLAB CO., LTD.; it is provided under a license agreement containing restrictions on use and disclosure and is also protected by copyright law. Reverse engineering of the software is prohibited. Due to continued product development this information may change without notice.
IMPORTANT NOTICES FOR USA This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
FOR EUROPE This device complies with the essential requirements of the R&TTE Directive 1999/5/EC. The following test methods have been applied in order to prove presumption of conformity with the essential requirements of the R&TTE Directive 1999/5/EC: - EN 60950-1: 2006+A11:2009+A1:2010+A12:2011+A2:2013 Safety of Information Technology Equipment - EN 301 908-1 V6.2.
SAFETY PRECAUTIONS RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS. The use of any batteries or charging devices, which are not originally sold or manufactured by CipherLab, will void your warranty and may cause damage to human body or the product itself. DO NOT disassemble, incinerate or short circuit the battery. DO NOT expose the scanner or the battery to any flammable sources.
RELEASE NOTES Version Date Notes 1.03 Jan. 20, 2014 Designed with the antenna inside 1.02 Nov. 09, 2012 Add: 3.1 Detect Baud Rate AT Commands (AT+BAUD) Modification: Main Menu pictures (with “DetectBaudRate” item) updated 1.01 May.25,2012 Add CE/IC Warning information 1.00 March.
INTRODUCTION Capable of charging the 3.7 V, 700 mAh Li-ion battery, the 3G/GPRS Cradle is specifically designed for 8000 Series Mobile Computers to connect to WWAN via 3G/GPRS or GSM data services. This manual serves to guide you through how to install, configure, and operate the 3G/GPRS Cradle. We recommend you to keep one copy of the manual at hand for quick reference or maintenance purposes. To avoid any improper disposal or operation, please read the manual thoroughly before use.
3G/GPRS Cradle Reference Manual 3G/GPRS CRADLE No. Description No. Description 1 LED Indicators (POWER, TX/RX, LAN) 3 SIM Card Slot 3 Power Jack Note: It is recommended that the charging devices be operated at room temperature (18°C to 25°C) for optimal performance. The charging devices will not charge the battery when the temperature drops below 0°C or exceeds 40°C.
Introduction INSTALLATION 1) Remove the rubber cover at the back of the cradle. 2) Insert your SIM card and replace the rubber cover. The SIM card orientation is as shown in the illustration below, with contacts facing down. Refer to Chapter 3 Using 8000 to Configure 3G/GPRS Cradle. 3) Seat the mobile computer in the cradle. 4) Connect the power supply cord to a suitable power outlet, and the cradle’s POWER indicator will become red. The cradle is ready for charging the mobile computer.
3G/GPRS Cradle Reference Manual HARDWARE FEATURES GPRS Cradle: Quad-band EGSM 850/900 MHz and GSM 1800/1900 MHz GPRS multi-slot Class 10 Full PBCCH support Comply with GSM phase 2/2+ 3G/GPRS Cradle: WWAN – 3.75G UMTS/HSUPA Supported Bands - HSUPA: 850/900/AWS/1900/2100 - GSM/GPRS/EDGE: 850/900/1800/1900 Technology Supported - HSUPA Release 6 - GPRS/EDGE Multislot class10 - GSM CS SMS Note: Depending on carrier support. IN THE PACKAGE The following items are included in the package.
Chapter 1 USING 3G/GPRS CRADLE The 3G/GPRS Cradle is a charging & communication cradle, specifically designed for connecting CipherLab 8000 Series Mobile Computers to WWAN via 3G/GPRS or GSM data services. Refer to Appendix I Programming Support. This chapter explains the working mode supported by the 3G/GPRS Cradle. For quick deployment, we provide a utility (.SHX) that can be downloaded to your mobile computer and used to configure, test, and upgrade firmware of as many cradles as you have.
3G/GPRS Cradle Reference Manual 1.1 WORKING MODE 1.1.1 MODEM MODE It works as a 3G/GPRS modem.
Chapter 1 Using 3G/GPRS Cradle 1.2 UNDERSTANDING STATUS INDICATORS The cradle provides three LED indicators on the front panel to indicate status. Refer to Chapter 2 How Modem Mode Works for information on the initialization stages after powering on the cradle. Normally, when the power cord is good and properly connected, the POWER indicator will become solid.
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Chapter 2 HOW MODEM MODE WORKS Referring to the flow chart on the next page, the TX/RX and LAN indicators are used to indicate a specific stage of initialization, data connection, as well as firmware download. They are explained below (by number). 1) Initializing After powering on, the TX/RX and LAN indicators will flash in turn at the time interval of 0.25 seconds for 30 seconds, indicating the cradle is in initialization process.
3G/GPRS Cradle Reference Manual 1 3 2 7 4 5 6 10
Chapter 2 How Modem Mode 2.1 DIALING OUT When the mobile computer is seated in the cradle, it can send the collected data back to a remote server, as well as download lookup files, via GSM or 3G/GPRS. When dialing out (ATDT), the LED of LAN will flash at the time interval of 0.3 seconds for 20 seconds. When connected, the LED of LAN will become green after successfully establishing a connection. The LED of TX/RX will flash as long as data transmission occurs.
3G/GPRS Cradle Reference Manual 2.2 CONFIGURING THE CRADLE Regardless of the result of initialization, you can issue AT commands to configure the cradle, such as Perform the echo test between the mobile computer and the cradle. Write the current settings to flash or load factory defaults. Get the hardware version (Serial Number) or firmware version of the cradle. Set PIN authentication, enable or disable. Change PIN code of SIM card. Send delimiter during data transmission.
Chapter 2 How Modem Mode AT+APN? Get the Access Point Name (APN) currently in use. √ AT+APN= Set the Access Point Name (APN) you want to connect to. √ AT+CHAP? Get the Challenge-Handshake Authentication Protocol (CHAP) setting. √ AT+CHAP= Set the Challenge-Handshake Authentication Protocol (CHAP) setting, enable or disable. √ AT+DHCP? Get the Dynamic Host Configuration Protocol (DHCP) setting. √ AT+DHCP= Set the Dynamic Host Configuration Protocol (DHCP) setting, enable or disable.
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Chapter 3 USING 8000 TO CONFIGURE 3G/GPRS CRADLE For deployment engineers, download the runtime program “8000Deploy3G.shx” to the mobile computer, and then use it to deploy a set of standard settings to the cradle, as well as perform functionality testing. 1) Run one of the CipherLab download utilities on your desktop computer, for example, “ProgLoad.exe”. Choose the correct interface, COM port, baud rate, file type, and browse the file system to locate the utility “8000Deploy3G.shx”.
3G/GPRS Cradle Reference Manual Go through the following steps with each cradle: 7) Connect the power supply cord to a suitable power outlet. Note: After powering on, the POWER indicator will become red. The TX/RX and LAN indicators will flash in turn at the time interval of 0.25 seconds for 30 seconds, indicating the cradle is in initialization process. Then, TX/RX indicator will keep on flashing, indicating a failure in initialization due to lack of SIM card.
Chapter 3 Using 8000 to Configure 3G/GPRS Cradle 13) Disconnect the power supply cord. 14) Re-connect the power supply cord. Note: After powering on, the POWER indicator will become red. The TX/RX and LAN indicators will flash in turn at the time interval of 0.25 seconds for 30 seconds, indicating the cradle is in initialization process.
3G/GPRS Cradle Reference Manual 3.1 DETECT BAUD RATE 3G Cradle with firmware version 1.03 or later provides users with the function to switch between Baud rates (57600 or 115200 bps). The default value is 57600bps; users can set Baud rate to 115200bps for greater amounts of data transmission. Select 1. DetectBaudRate on the main menu. After entering the “DetectBaudRate” item, the mobile computer will detect and display the current Baud rate.
Chapter 3 Using 8000 to Configure 3G/GPRS Cradle 3.2 VIEW THE SETTINGS 3.2.1 PREVIEW THE NEW SETTINGS In order to double-check the cradle configuration you are working on, information of the new settings can be previewed here. Press the Up or Down key to turn pages. PIN (for authentication) When enabled, it means you need to provide PIN code for authentication while connecting the cradle to a GSM or 3G/GPRS network.
3G/GPRS Cradle Reference Manual 3.2.2 VIEW THE CURRENT CRADLE SETTINGS You may like to find out the current cradle settings, before or after configuring the cradle. Such information is especially helpful when you fail to configure the cradle. Ver: (version number) The current firmware version of user program and cradle kernel program. Refer to AT+VER and AT+KVER. +CPIN: (status) The current PIN code status. Refer to AT+CPIN. APN: (access point name of ISP) The current access point you are connecting to.
Chapter 3 Using 8000 to Configure 3G/GPRS Cradle 3.3 CONFIGURE SETTINGS 3.3.1 AUTHENTICATION Set or modify the security setting of your SIM card. When enabled, PIN code is required. 3.3.2 PIN CODE Set or change the PIN code used for authentication. Note: You must input the correct PIN code even though authentication is disabled! 3.3.3 SETTINGS The access point name, CHAP, and IP settings should be the same as obtained from your Internet service provider (ISP) or network operator.
3G/GPRS Cradle Reference Manual 3.4 DOWNLOAD SETTINGS 3.4.1 DOWNLOAD OK After configuring settings, download new connection settings to the cradle, or the cradles one by one. 1) On your mobile computer, go to Settings | Default Set. 2) Seat your mobile computer in the cradle. Note: For initial downloading, you are advised to load the default settings to the cradle first. 3) Disconnect the power supply cord. 4) Re-connect the power supply cord. 5) On your mobile computer, go to Settings | Download.
Chapter 3 Using 8000 to Configure 3G/GPRS Cradle 3.4.2 DOWNLOAD FAIL — INCORRECT PIN This error message is displayed due to the incorrect PIN. You are required to provide the correct one while re-configuring settings. 3.4.3 DOWNLOAD FAIL — PUK REQUIRED This error message is displayed due to PUK issue. You are required to use your cellular phone to unlock the SIM card, with the PUK code provided by the network operator. 3.4.
3G/GPRS Cradle Reference Manual 3.5 TESTING You may find it necessary to test the basic functionalities of the cradle. Seat your mobile computer in the cradle and run the Echo Test utility on your desktop computer. Note: (1) Echo Test – Dial GSM and Dial 3G/GPRS are for internal testing. (2) CMU200 Test is for manufacturing use. (3) Signal Level – Show you the signal quality presently. 3.5.1 3G/GPRS TEST On your desktop computer, select [TCP/IP - Server] and change settings if necessary.
Chapter 3 Using 8000 to Configure 3G/GPRS Cradle 3.5.2 GSM TEST On your desktop computer, select [Modem - TAPI] and change settings if necessary. For an external modem device, select [Modem – COM] and change settings if necessary. Then, click [Start]. On your mobile computer, go to Test | Echo Test | GSM Test.
3G/GPRS Cradle Reference Manual 3.5.3 SIGNAL LEVEL Show you the information about 3G/GPRS signal quality received through cradle. 1) On your mobile computer, go to Test | Signal Level. 2) Seat your mobile computer in the cradle. Note: Don’t remove the mobile computer from the cradle before pressing [ESC] to exit the process of implementing signal level function. 3.6 CHECK ERROR CODES You may need to check the error codes for troubleshooting. Refer to Error Codes.
Chapter 4 UPGRADING FIRMWARE 4.1 DOWNLOAD VIA MOBILE COMPUTER The 3G/GPRS Cradle allows you to upgrade firmware via the mobile computer. When firmware upgrade is available, download the utility “8000Deploy3G.shx” to your mobile computer. Warning: DO NOT upgrade firmware unless the version of firmware is newer than that your cradle has. For information of the current firmware version, check AT commands. 1) Download the utility “8000Deploy3G.shx” to your mobile computer.
3G/GPRS Cradle Reference Manual 4.2 CRADLE DOWNLOAD MODE Regardless of the result of initialization, you can issue “AT+DOWNLOAD” to upgrade to a new firmware version when available. 1) Connect a spare IR cradle to your computer and make sure the cradle baud rate is 57,600 bps (best suggestion). If not, adjust the cradle DIP switch. 2) Connect the power supply cords of the spare cradle and the 3G/GPRS Cradle to a suitable power outlet separately.
SPECIFICATIONS 8001 GPRS CRADLE Processor & Memory CPU 16-bit CMOS, low power consumption Memory Firmware upgradeable Power Adapter Input AC 100~240 V, 50/60 Hz Output 5V DC Power Consumption Standby Operating (dial-out transmission) 200 mW : 40 mA for cradle only 280 mW : 56 mA when battery is charged to full 2850 mW : 570 mA while charging 3150 mW : 630 mA while charging with backlight on 1050 mW : 210 mA when battery is charged to full & 3500 mW Peak : 700 mA while charging 3825 m
3G/GPRS Cradle Reference Manual EGSM 850/900 輸出功率為 Class 4 (2W) GSM 1800/1900 輸出功率為 Class 1 (1W) Temperature Operating -10 °C to 55 °C Storage -20 °C to 70 °C Humidity Operating 10% to 90%, non-condensing Storage 5% to 95%, non-condensing 30
Specifications 8001 3G CRADLE Processor & Memory CPU 32-bit MCU Memory Firmware Upgradeable Power Adapter Input AC 100~240 V, 50/60 Hz Output 5V DC 2000mA Power Consumption Standby 80 mA : Cradle only, no terminal : Established connection : No communication Operating (dial-out transmission) 450 mA & : Dial-out, data transmission : Terminal is beeping : Terminal’s backlight is turned off : Terminal’s battery is full Charging 650 mA : Terminal powered off Full Power 1020 mA : Dial-out, da
3G/GPRS Cradle Reference Manual Power Class Radio Mode Band Power Class WCDMA/HSPA 800/850/900/1900/ 2100 MHz 3 GSM/GPRS 850/900 MHz 4 1800/1900 MHz 1 850/900 MHz E2 1800/1900 MHz E2 EDGE IR Baud rate = 57600 bps (default) or 115200 bps Temperature Operating -10 °C to 60 °C Storage -20 °C to 70 °C Humidity Operating 90% RH, non-condensing at 60 °C Storage 95% RH, non-condensing at 70 °C Note: Power consumption depends on network coverage in the real world.
Appendix I PROGRAMMING SUPPORT You may edit your own code for the mobile computer to communicate with the 3G/GPRS Cradle via the Cradle-IR interface. Refer to a separate programming guide. MODEM MODE An example is provided below. char c; SetCommType(1,COMM_IR); /*Set COM1 for IR*/ open_com(1,BAUD_57600|DATA_BIT8|PARITY_NONE|HANDSHAKE_NONE); … clear_com(1); write_com(1,”AT\r”); /* Send string or char to COM1*/ while (!com_eot(1)); while (1) { if (read_com(1,(void*)&c) ) /*read COM1 buffer data and save
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Appendix II AT COMMANDS The table below lists the AT commands supported for establishing a connection via GSM or 3G/GPRS separately. You can click the desired command below for more information. AT Commands Description GSM Mode 3G/GPRS Mode AT Get echo from the cradle. √ √ ATDT Dial out to establish a data connection via GSM or 3G/GPRS. √ √ ATF Load factory defaults. √ √ ATW Write the current settings to flash. √ √ AT+APN? Get the Access Point Name (APN) currently in use.
3G/GPRS Cradle Reference Manual √ AT+IP= Set the fixed IP address of the cradle. AT+KVER? Get the firmware version of the cradle kernel program. AT+PSW? Get the password for Authentication Protocol (CHAP). Challenge-Handshake √ AT+PSW= Set the password for Authentication Protocol (CHAP). Challenge-Handshake √ AT+SN? Get the serial number of the cradle. AT+USER? Get the user name for Authentication Protocol (CHAP).
Appendix II AT Commands AT COMMAND SYNTAX The "AT" or "at" prefix must be set at the beginning of each command line and enter is used to terminate a command. Commands are usually followed by a response as "". Parameter […] Specify user-definable parameter values, which may be or . (ERR_STR) If a connection fails, the response may include a string after the message, e.g. “NO CARRIER”, providing further information on the connection error.
3G/GPRS Cradle Reference Manual AT Execution Command Response AT OK Example AT OK Remarks This command is for the echo test between the mobile computer and the cradle. It is suggested to issue the command “AT” every five seconds for best practice, in order to check whether the mobile computer is seated in the cradle. See Also Back to the Supported AT Commands.
Appendix II AT Commands ATDT Execution Command – GSM Response ATDT[Phone_Number] CONNECT(INFO) NO CARRIER(ERR_STR) [ERR_CODE] Execution Command – 3G/GPRS Response ATDT[IP:Port] CONNECT(INFO) ATDT[HostName:Port] NO CARRIER(ERR_STR) [ERR_CODE] Example ATDT0286471166 NO CARRIER Make a GSM data call but the remote party hangs up.
3G/GPRS Cradle Reference Manual appears, providing further information on the connection error and it will always include a 6-digit error code. Refer to the Error Codes table for more information. See Also AT+DLMT (GSM) AT+APN, AT+CHAP, AT+DHCP, AT+DLMT (3G/GPRS), Escape Sequence <+++> Back to the Supported AT Commands.
Appendix II AT Commands ATF Execution Command Response ATF OK Example ATF OK Remarks This command is for loading factory defaults, as shown below. Parameters Defaults Description unsigned char PINCode[9] ‘0000’ PIN (Personal Identity Number) of SIM card; an access code of 4~8 digits internet AP name for Cradle unsigned 3GAccessPoint[21] char 3G_FLAG Flag See 3G_FLAG structure below.
3G/GPRS Cradle Reference Manual ATW Execution Command Response ATW OK Example ATW OK Remarks This command is to write the current settings to flash. See Also ATF Back to the Supported AT Commands.
Appendix II AT Commands AT+APN Read Command Response AT+APN? [AP_Name] Example AT+APN? Access Point “internet” is in use. internet Write Command Response AT+APN=[AP_Name] OK Example AT+APN=emome OK Change the “emome”. Access Point name to Remarks The Read command is to get the Access Point Name (APN) that is using currently. The Write command is to set the Access Point Name (APN) you want to connect to.
3G/GPRS Cradle Reference Manual AT+BAUD * only for 3G Cradle Write Command Response AT+BAUD=[Parameter] OK Example AT+BAUD=1 Set Baud rate to 115200 successfully OK AT+BAUD=0 Set Baud rate to 57600 successfully OK Remarks Once the Baud rate setting is changed, system will immediately have the setting take effect and save it. Next time the device will power up with the new setting.
Appendix II AT Commands AT+CHAP Read Command Response AT+CHAP? DISABLE ENABLE Example AT+CHAP? CHAP is disabled currently. DISABLE Write Command Response AT+CHAP=[Parameter] OK ERROR Example AT+CHAP=1 Enable CHAP successfully. OK Remarks The Read command is to get the Challenge-Handshake Authentication Protocol (CHAP) setting.
3G/GPRS Cradle Reference Manual AT+CLCK=SC Read Command Response AT+CLCK=SC,2 +CLCK:[Parameter] Example AT+CLCK=SC,2 PIN authentication is disabled.
Appendix II AT Commands AT+CPIN Read Command Response AT+CPIN? +CPIN:READY +CPIN:SIM PIN +CPIN:SIM PUK Write Command Response AT+CPIN =[PIN] OK AT+CPIN =[PUK],[New_PIN] ERROR Example AT+CPIN? +CPIN: READY PIN code has already been entered successfully, or the PIN authentication is disabled. AT+CPIN=0000 ERROR AT+CPIN? PIN code is required. +CPIN: SIM PIN AT+CPIN=0000 Enter PIN code “0000”.
3G/GPRS Cradle Reference Manual AT+CPWD=SC Write Command Response AT+CPWD=SC,[Old_PIN],[New_PIN] OK ERROR Example AT+CPWD=SC,0000,2008 Change PIN code “0000” to “2008” OK AT+CPWD=SC,2008 Command syntax is incorrect! ERROR Remarks The Write command is to change PIN code of SIM card. [Old_PIN] is a string for the current PIN code, and [New_PIN] is a string for the new PIN code.
Appendix II AT Commands AT+DHCP Read Command Response AT+DHCP? ENABLE DISABLE Example AT+DHCP? DHCP is currently enabled. ENABLE Write Command Response AT+DHCP=[Parameter] OK ERROR Example AT+DHCP=0 Disable DHCP successfully. OK Remarks The Read command is to get the Dynamic Host Configuration Protocol (DHCP) setting. The Write command is to set the Dynamic Host Configuration Protocol (DHCP) setting, enable or disable.
3G/GPRS Cradle Reference Manual AT+DLMT Read Command Response AT+DLMT? ENABLE:[HEX] DISABLE Example AT+DLMT? ENABLE:0x0d Delimiter check is applied, and character “0x0d” is in use currently. the AT+DLMT? DISABLE No delimiter check. Write Command Response AT+DLMT=[Parameter](,HEX) OK ERROR Example AT+DLMT=1,0x0a OK Enable delimiter check successfully, and the character “0x0a” is in use.
Appendix II AT Commands AT+DOWNLOAD Execution Command Response AT+DOWNLOAD OK Example AT+DOWNLOAD OK Remarks This command is to upgrade firmware, either downloading a user program or kernel program to the cradle. After replying with the message “OK”, the cradle will enter the Download Mode. The TX/RX and LAN indicators will flash to indicate the cradle is ready for downloading. See Also AT+KVER, AT+VER Back to the Supported AT Commands.
3G/GPRS Cradle Reference Manual AT+ERR Read Command Response AT+ERR? [dddd] Example AT+ERR? 0b00 Remarks This Read command is to get the error code for the initialization procedure. [dddd] is the last 4 digits of the error code, which is a hexadecimal number starting with “0x”. Refer to the Error Codes table for more information. See Also AT+KVER, AT+VER Back to the Supported AT Commands.
Appendix II AT Commands AT+IP Read Command Response AT+IP? [IP] Example AT+IP? 192.168.1.2 The fixed IP assigned to the cradle is 192.168.1.2 Write Command Response AT+IP=[IP] OK ERROR Example AT+IP=192.168.2.100 OK Assign 192.168.2.100 successfully. to the cradle AT+IP=192.168.8 ERROR The dotted-decimal format is incorrect! Remarks The Read command is to get the fixed IP address of the cradle.
3G/GPRS Cradle Reference Manual AT+KVER Read Command Response AT+KVER? [Kernel_Version] Example AT+KVER? KVer: 1.00 Remarks This Read command is to get the firmware version of the cradle kernel program. [Kernel_Version] is a string that identifies the kernel; it will be updated after having downloaded a different kernel program to the cradle. See Also AT+DOWNLOAD, AT+VER Back to the Supported AT Commands.
Appendix II AT Commands AT+PSW Read Command Response AT+PSW? [Password] Example AT+PSW? The current CHAP password is “123456”. 123456 Write Command Response AT+PSW=[Password] OK Example AT+PSW=123456 Set “123456” for CHAP password. OK Remarks The Read command is to get the password for Challenge-Handshake Authentication Protocol (CHAP). The Write command is to set the password for Challenge-Handshake Authentication Protocol (CHAP).
3G/GPRS Cradle Reference Manual AT+SN Read Command Response AT+SN? [Serial_Number] Example AT+SN? EK8001024 Remarks This Read command is to get the serial number of the cradle. [Serial_Number] is a read-only string that identifies the hardware. See Also AT+KVER, AT+VER Back to the Supported AT Commands.
Appendix II AT Commands AT+USER Read Command Response AT+USER? [UserName] Example AT+USER? The current CHAP user name is “Vodafone”. Vodafone Write Command Response AT+USER=[UserName] OK Example AT+USER=Vodafone Set “Vodafone” for CHAP user name. OK Remarks The Read command is to get the user name for Challenge-Handshake Authentication Protocol (CHAP). The Write command is to set the user name for Challenge-Handshake Authentication Protocol (CHAP).
3G/GPRS Cradle Reference Manual AT+VER Read Command Response AT+VER? [UserProgram_Version] Example AT+VER? Ver: 1.00 Remarks This Read command is to get the firmware version of user program. [UserProgram_Version] is a string that identifies the firmware; it will be updated after having downloaded a different user program to the cradle. See Also AT+DOWNLOAD, AT+KVER Back to the Supported AT Commands.
Appendix II AT Commands AT+CGSN Read Command Response AT+CGSN? [ddddddddddddddd] Example AT+CGSN? 357249015466586 Remarks This Read command is to get IMEI information. [ddddddddddddddd] is the 15-digit IMEI number. See Also Back to the Supported AT Commands.
3G/GPRS Cradle Reference Manual ERROR CODES The provision of error codes is to assist engineers in debugging the firmware. Please contact your sales representative to submit your request for interpretation of an error code. An error code is a 6-digit hexadecimal number (always starting with “0x”). Refer to the Error Codes table for more information.
Appendix II AT Commands 0x 8012 Unable to transmit link control packets 0x 8021 No buffer space for password authentication packets 0x 8022 Unable to transmit password authentication packets 0x 8031 No buffer space for IP control packets 0x 8032 Unable to transmit IP control packets 0x 8074 Connection terminated during link control negotiation 0x 8084 Connection terminated during IP control negotiation 0x 8095 CHAP authentication failure 0x 9001 Connect to the remote IP timeout 0
