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EVK-U20, EVK-U23 - User Guide 

UBX-13001794 - R07 

Early Production Information

 

Contents 

 

 

Page 3 of 21

 

Contents 

Contents .............................................................................................................................. 3

 

1

 

Starting up .................................................................................................................... 4

 

1.1

 

EVK-U2x overview ............................................................................................................................... 4

 

1.2

 

EVK-U2x block diagram ....................................................................................................................... 5

 

1.3

 

Switches, jumpers and buttons ............................................................................................................ 5

 

1.4

 

Connectors .......................................................................................................................................... 6

 

1.5

 

LEDs .................................................................................................................................................... 6

 

1.6

 

EVK-U2x pinout ................................................................................................................................... 7

 

1.7

 

Software installation ............................................................................................................................ 7

 

1.8

 

Board setup and settings ..................................................................................................................... 8

 

1.9

 

Enabling verbose error result codes ...................................................................................................... 9

 

1.10

 

PIN code insertion (when required) ...................................................................................................... 9

 

1.11

 

Registration on a cellular network ........................................................................................................ 9

 

1.12

 

Audio codec configuration and enabling / disabling ........................................................................... 10

 

1.13

 

Switching off the EVK-U2x ................................................................................................................ 10

 

Appendix .......................................................................................................................... 11

 

A

 

Setting up AT terminal applications for communication with EVK-U2x ................ 11

 

B

 

Setting up cellular packet data connection on PC .................................................... 12

 

B.1

 

How to install and configure a low data rate modem connection ...................................................... 12

 

B.2

 

How to install and configure a high data rate modem connection ..................................................... 15

 

C

 

Examples of AT commands ........................................................................................ 17

 

C.1

 

Voice call ........................................................................................................................................... 17

 

C.2

 

Data call (CSD mode) ......................................................................................................................... 17

 

C.3

 

SMS management ............................................................................................................................. 18

 

C.4

 

Internet connection in GPRS mode (using external TCP/IP stack) ........................................................ 18

 

C.5

 

Internet connection in GPRS mode (using internal TCP/IP stack) ......................................................... 18

 

C.6

 

Enable communication between cellular and GNSS modules ............................................................. 19

 

C.7

 

Read NMEA messages (example: GLL) ................................................................................................ 19

 

C.8

 

GNSS AssistNow ................................................................................................................................ 19

 

Declaration of conformities ............................................................................................. 20

 

Related documents .......................................................................................................... 20

 

Revision history ................................................................................................................ 20

 

Contact .............................................................................................................................. 21

 

 

Summary of Contents for EVK-U20

Page 1: ...TS EGPRS GSM Cellular evaluation kit User Guide Abstract This guide explains how to set up the EVK U20 and EVK U23 evaluation kits to begin evaluating the u blox LISA U2 series HSPA UMTS EGPRS GSM cellular modules www u blox com UBX 13001794 R07 ...

Page 2: ...lox reserves all rights to this document and the information contained herein Products names logos and designs described herein may in whole or in part be subject to intellectual property rights Reproduction use modification or disclosure to third parties of this document or any part thereof without the express permission of u blox is strictly prohibited The information contained herein is provide...

Page 3: ...the EVK U2x 10 Appendix 11 A Setting up AT terminal applications for communication with EVK U2x 11 B Setting up cellular packet data connection on PC 12 B 1 How to install and configure a low data rate modem connection 12 B 2 How to install and configure a high data rate modem connection 15 C Examples of AT commands 17 C 1 Voice call 17 C 2 Data call CSD mode 17 C 3 SMS management 18 C 4 Internet ...

Page 4: ...ate the LISA U2 series modules LISA U201 LISA U260 LISA U270 See the LISA U2 series Data Sheet 2 and the LISA U series System Integration Manual 3 for the features supported by u blox LISA U2 series HSPA UMTS EGPRS GSM cellular modules SIM card holder J300 Cellular reset SW303 Cellular power on SW302 GND 9 18 V Power input J400 Cellular adapter board DL400 Main power switch SW400 DL401 Cellular ma...

Page 5: ...rs provided on top of the lower board The USB interface of the cellular module is available on the cellular native USB connector on the adapter board while the other peripherals are available on the Dual In Line male Board to Board connectors provided on the top layer of the adapter board J101 J112 which are pin to pin compatible to the connectors on the bottom layer of the adapter board 1 3 Switc...

Page 6: ...cient charge for unit operation Control the battery before use if the device has not been used for an extended period of time Caution Risk of explosion if battery is replaced with an incorrect type Dispose of used batteries according to the instructions 1 5 LEDs Function Description LED Board Color Main Power Power supply plugged in the 9 18 V Power Input DL401 EVB Cellular VCC supply Cellular mod...

Page 7: ...CTS 14 52 RSVD CODEC_CLK J112 Pin 24 J112 Pin 15 TXD 15 51 GPIO5 J112 Pin 23 J112 Pin 16 RXD 16 50 VSIM J101 Pin 13 J112 Pins 7 8 9 10 GND 17 49 SIM_RST J101 Pin 16 Not present VUSB_DET 18 48 SIM_IO J101 Pin 14 J112 Pin 29 PWR_ON 19 47 SIM_CLK J101 Pin 15 J112 Pin 33 GPIO1 20 46 SDA J101 Pin 21 J112 Pin 31 GPIO2 21 45 SCL J101 Pin 20 J101 Pin 26 RESET_N 22 44 RSVD I2S_RXD J101 Pin 23 J112 Pin 32 G...

Page 8: ...B LED DL501 lights blue b Connect an RS232 cable to DB9 connector Cellular RS232 J500 on EVB When a USB cable is connected to the mini USB connector two COM ports are enabled in Windows the numbering of the COM ports can be seen via the Windows Device Manager The serial port for AT commands is available over the first numbered COM port opened by the driver Type of connections SW401 SW403 LED Acces...

Page 9: ...jack connector J303 on EVB if the audio functionality is required 1 9 Enabling verbose error result codes Command sent by DTE user DCE response modem Description AT CMEE 2 OK Enables cellular module to report verbose error result codes 1 10PIN code insertion when required Command sent by DTE user DCE response modem Description AT CPIN 8180 OK Enter the PIN code if needed enter the PIN of the SIM c...

Page 10: ...enabled at any subsequent re boot of the module with the execution of the following actions Set module CODEC_CLK pin to provide 13 MHz master clock to the external Maxim MAX9860 audio codec mounted on EVK U2x Open the DDC logical channel connected to the external codec Send via DDC the specified byte sequence for codec configuration Close the DDC logical channel connected to the external codec Not...

Page 11: ... appears 3 On the Home page set up the AT COM port for the setting values see section 1 8 Check with Windows Device Manager to find out which COM port is being used by EVK U2x Figure 3 m center Home page 4 Enable the connection to u blox cellular module by clicking on the Connect button 5 Retrieve the module and network information by clicking on the Get Info button 6 The module information is ret...

Page 12: ...a rate modem over the native USB interface of the cellular module connected to the Windows PC by the Cellular Native USB connector J313 on ADP B 1 How to install and configure a low data rate modem connection This example describes how to install and configure a low data rate packet data connection on a PC with Windows 7 operating system This uses the TCP IP stack of the PC over the UART interface...

Page 13: ...tings Advanced 8 Add APN settings command APN shown in the picture is an example Make sure to have the correct APN defined by the network operator 9 Click on Change Default Preferences 10 Click on OK twice and the new connection is now ready to be configured The modem can also be configured using the Device Manager by clicking on the modem name 11 To configure a new connection select Control Panel...

Page 14: ... parameters for dial up connection The module telephone number 99 1 The specific GPRS account information for the network operator A name for the new connection e g u blox GPRS Connection 14 The packet data connection is now ready to be used with the EVK U2x To check the connection start a browser Consult the cellular network operator for username and password In most cases these can be left empty...

Page 15: ...perating system using the TCP IP stack of the PC over the native USB interface of the cellular module connected to the Windows PC by the Cellular Native USB connector J200 on ADP 1 Follow the board setup instructions in section 1 8 to provide the required connections with EVK U2x 2 Select Control Panel Network and Internet Network and Sharing Center Setup a new connection or network This opens the...

Page 16: ...1 4 Select u blox Modem USB1 AT and Data X X 7 in the picture 5 Enter the modem telephone number 99 1 select Allow other people to use this connection and click Connect to finalize the procedure Consult the cellular network operator for username and password In most cases these can be left empty ...

Page 17: ...t Hang up Outgoing voice call Command sent by DTE user DCE response module Description AT CLIP 1 OK Activation of caller line ID presentation ATD 3930012345678 OK Outgoing voice call 3930012345678 is written here as example The voice call is accepted from the network ATH OK Hang up C 2 Data call CSD mode Command sent by DTE user DCE response module Description AT CBST 7 0 1 OK Configure the data c...

Page 18: ...d to GPRS service 1 attached 0 detached AT CGDCONT 1 IP uni tim it OK Define the PDP context parameters AT CGDCONT CGDCONT 1 IP my apn 0 0 0 0 0 0 OK ATD 99 1 CONNECT Initiate the GPRS connection NO CARRIER Disconnect with sequence C 5 Internet connection in GPRS mode using internal TCP IP stack Command sent by DTE user DCE response module Description AT UPSD 0 1 my apn OK Configure PDP context pa...

Page 19: ...scription AT UGGLL 1 OK Enable the GLL message AT UGGLL UGGLL state GLL msg OK Or UGGLL state Not Available OK Read the message The last available GLL message is displayed C 8 GNSS AssistNow GNSS AssistNow Online Command sent by DTE user DCE response module Description AT UGAOP agps u blox com 46434 1000 0 OK Insert server data the parameters are written as an example AT UPSD 0 1 web omnitel it OK...

Page 20: ...Manual Docu No UBX 13002752 2 u blox LISA U2 series Data Sheet Docu No UBX 13001734 3 u blox LISA U series System Integration Manual Docu No UBX 13001118 4 u blox m center User Guide Docu No UBX 13001925 5 u blox EVK U2x Quick Start Docu No UBX 14002546 All these documents are available on our homepage www u blox com For regular updates to u blox documentation and to receive product change notific...

Page 21: ...ne 65 6734 3811 E mail info_ap u blox com Support support_ap u blox com Regional Office Australia Phone 61 2 8448 2016 E mail info_anz u blox com Support support_ap u blox com Regional Office China Beijing Phone 86 10 68 133 545 E mail info_cn u blox com Support support_cn u blox com Regional Office China Shenzhen Phone 86 755 8627 1083 E mail info_cn u blox com Support support_cn u blox com Regio...

Page 22: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information u blox EVK U20 EVK U23 ...

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