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 GC868-DUAL EVK2 User Guide

 

 

1vv0300803 Rev.1- May 2009

  

Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved 

 

page 54 

of 55 

 

21  Technical Support  

Telit Communications S.p.A. technical support to 

EVK2

 

customer is included into official 

Website 

www.telit.com

, which contains also all available technical documentation to download. 

 
 

Summary of Contents for 3 990 150 463

Page 1: ...eTelit EVK2 User Guide for GC868 DUAL 1vv0300803 Rev 1 May 2009...

Page 2: ...y 2009 Reproduction forbidden without Telit Communications S p A written authorization All Rights Reserved page 2 of 55 This document is relating to the following product Model P N GSM Engine EVK2 3 9...

Page 3: ...e Interface Boards 14 6 Power supply setting 15 6 1 Fixed DC source 15 6 2 Variable DC source 16 6 2 1 Suggestion 16 6 2 2 Coaxial Plug 17 6 3 Li Ion Battery pack and Charger Not Applicable for GC868...

Page 4: ...12 2 1 POWER ON Switch 31 12 2 2 RESET Switch 31 13 Connectors pinout 32 13 1 Motherboard to Module 32 14 Module Interface Boards 35 14 1 Generality 35 14 2 Short Description 35 14 3 Interface Boards...

Page 5: ...nications S p A written authorization All Rights Reserved page 5 of 55 18 Service and firmware update 49 19 SAFETY RECOMMENDATIONS 50 20 RoHS Certifications 52 20 1 EVK2 Mother Board p n 3990150463 52...

Page 6: ...foregoing Telit 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 i...

Page 7: ...erview Aim of this document is the handling description of the developer s Evaluation KIT second edition a laboratory tool named EVK2 in the rest of this document All given information shall be used a...

Page 8: ...zed by standard RS232 or USB 1 1 ports The communications between your application and Telit Modules are realized connecting the Asynchronous Serial Interfaces of the module s Base Band Chips ASC0 and...

Page 9: ...ase check out the content of your EVK2 kit if any of the items is missing please contact your supplier Description Quantity EVK2 MOTHERBOARD 1 INFORMATION NOTE 1 2 PIN JUMPER FEMALE CONN 18 ASSEMBLED...

Page 10: ...agram and the displacement of the main blocks on motherboard blok39a3 skd 15 03 2006 USB A0 SO501 USB B1 USB HUB USB B0 STACKED RS232 SO301 USB A1 AUDIO 2 AUDIO 1 PL401 SO401 3 8Vin PL107 Li Ion Batt...

Page 11: ...S232 INTERFACE CURRENT LIMITER SIM CARD HOLDER CHARGER ON STATUS LED ON RESET CHARGE LED Li Ion Battery BATT REG REG VAR 6V CHARGER 3 8V STEP DOWN CONVERTER 5 40 V 5 40 V Figure 3 CS1139B circuital di...

Page 12: ...ations S p A written authorization All Rights Reserved page 12 of 55 3 2 2 GC868 DUAL Interface CS1364 Length 78 74 mm Width 66 04 mm Height 18 0 mm Weight 29 3 gr without the module Note The overall...

Page 13: ...201 and PL202 9 connect the antenna to RF connector on module or on Interface Board 9 connect the audio accessories if required 9 plug the external power supply into the right socket depending from DC...

Page 14: ...the main connectors this has been made easy optically by a triangle drawn on both printed circuits except CS1231X mechanically shifting a column out of regular square cross position Both guide systems...

Page 15: ...the right position as described in the following paragraphs Be careful to the connections even if every supply line is protected by a diode against polarity reversing and by a 0 resistor against short...

Page 16: ...PL104 and pin1 pin2 PL105 by inserting 2 contacts jumper connectors No other jumpers are needed PL105 5 40 V Source by wires 5 40 V Source by Plug SO201 PL106 BATT REG 5_40DC skd PL107 PL105 PL104 3 8...

Page 17: ...ontacts jumper connector If the battery pack needs to be recharged connect a 6V 0 5A fixed DC source to PL103 with care to the polarity short PL106 inserting a 2 contacts jumper connector as shown in...

Page 18: ...ws the architecture of the serial ports 8 8 SO301 Upper U303 8 5V USB 6MHz USB 1 USB 2 spare U502 2 HUB USB B SO501 XTAL2 2 U504 3V LDO U505 USB 0 SO301 Lower ASC1 ASC0 2 2 3 7V LDO on off 3V LDO U506...

Page 19: ...higher data rates of USB1 1 specification through a CMOS HUB that realizes a multiple attachment point device ATcommands PROGRAM LOWER UPPER SERVICE CS1139B ddb9b skd 6 7 8 9 1 2 3 4 5 6 7 8 9 1 2 3...

Page 20: ...transducers that receive an electrical signal from a receiver and use speakers placed in close proximity to the ears to convert the signal into audible sound waves In the context of telecommunication...

Page 21: ...nt a special case of differential signals also traveling between a pair of traces where the voltage potential on both signals is the same 8 2 2 Benefits and disadvantages Differential amplifiers are d...

Page 22: ...oad Mainly we have only one disadvantage using differential amplification the routing of one more signal line could be more difficult and the additional trace requires more board space 8 2 3 Settings...

Page 23: ...ocessor Audio Amplifiers selection is made short circuiting PL403 PL402 RX Amplifier 1 or PL403 PL404 RX Amplifier 2 In such a way you could verify the complete performance of both audio paths AUDIO 2...

Page 24: ...ff the shelf Headset should be connected to the SO401 3 contacts 2 5mm diameter jack connector With such an insertion the Telit Modules will power the Microphone through a Single Ended input circuit a...

Page 25: ...er In this case the Speaker will be driven in fully differential configuration with no side connected to ground and without any output coupling capacitor Therefore care must be taken because there is...

Page 26: ...alone Microphone If you are using a Speaker you can connect a stand alone electrete microphone by a coaxial 2 5mm plug to SO401 respecting the following pin out 3 1 MIC 2 N C 3 MIC 1 2 Figure 17 Elect...

Page 27: ...the AF output signal will be heard on both Speaker and Earpiece Figure 19 Speaker plus Headset insertion 10 3 Warning 10 3 1 Coil impedance You must use the right coil impedance depending from audio o...

Page 28: ...1 1 Headset Nominal sensitivity 45dBVrms 1Pa 3dB Line coupling AC Nominal Voltage 2V Range of Using Voltage 1 10 V Consumption Current 150 500 A Impedance 2 2K Signal to Noise Ratio 56dB 1KHz 1Pa A cu...

Page 29: ...coupling AC Nominal Voltage 2V Range of Using Voltage 1 10 V Consumption Current 150 500 A Impedance 2 2K Signal to Noise Ratio 56dB 1KHz 1Pa A curve EMI capacitor between terminals 10pF 33pF Table 4...

Page 30: ...bug aid that shows information on the network service availability and Call status LED status Device Status Permanently off Device off Fast blinking period 1s Ton 0 5s Net search Not registered turnin...

Page 31: ...tton 12 2 1 POWER ON Switch Pressing for at least 2 seconds the Power ON SWITCH you turn On Off the whole EVK2 and the Telit module in use the STAT_LED starts to slowly blink ON state or stops to blin...

Page 32: ...el translators 7 SSC0_CLK Digital Output to USB level translators 8 SSC0_MTSR Digital In Out from to USB level translators 9 SSC0_MRST Digital In Out from to USB level translators 10 NC 11 GND DC volt...

Page 33: ...tage Power 39 GND DC voltage Power 40 GND DC voltage Power Table 8 PL201 CS1139B Pin Function Type NOTES 1 VBATT DC voltage Power 2 VBATT DC voltage Power 3 VBATT DC voltage Power 4 VBATT DC voltage P...

Page 34: ...zation All Rights Reserved page 34 of 55 29 NC 30 NC 31 SIMIO 3V Only SIM Data I O 32 SIMCLK Digital Signal SIM Clock 33 SIMRST DC voltage SIM Reset 34 SIMVCC DC voltage SIM Power 35 SIMIN DC voltage...

Page 35: ...nterfaces is served by the motherboard whereas specific interfaces according to the type of the module antenna general purpose inputs outputs GPIO ADC DAC UART are available on the adapter board to co...

Page 36: ...her board circuits power supply lines serial in out lines audio in out lines 14 6 Content of the kit Please check out the contents of your interface kit if any of the items is missing please contact y...

Page 37: ...y 2009 Reproduction forbidden without Telit Communications S p A written authorization All Rights Reserved page 37 of 55 14 8 ANTENNA connectors 14 8 1 ANTENNA connector There is the connector in the...

Page 38: ...munications S p A written authorization All Rights Reserved page 38 of 55 15 GC868 DUAL Interface This board allows easily interfacing the module with the EVK2 and testing its functionalities any vers...

Page 39: ...nectors are available 2 male connectors 30 PTH pins each one PL101 PL102 by which it is possible to connect external devices user s application Telit extension boards measurements equipment or other t...

Page 40: ...nterface Board giving you the possibility to drive digital devices and report their own status Some of these ports are dedicated Refer to Telit Product Specification to have all information about char...

Page 41: ...without Telit Communications S p A written authorization All Rights Reserved page 41 of 55 17 SCHEMATICS In the following paragraphs the user can find the schematics related to all EVK2 boards theref...

Page 42: ...GC868 DUAL EVK2 User Guide 1vv0300803 Rev 1 May 2009 Reproduction forbidden without Telit Communications S p A written authorization All Rights Reserved page 42 of 55 17 1 EVK2 Mother Board...

Page 43: ...GC868 DUAL EVK2 User Guide 1vv0300803 Rev 1 May 2009 Reproduction forbidden without Telit Communications S p A written authorization All Rights Reserved page 43 of 55...

Page 44: ...GC868 DUAL EVK2 User Guide 1vv0300803 Rev 1 May 2009 Reproduction forbidden without Telit Communications S p A written authorization All Rights Reserved page 44 of 55...

Page 45: ...GC868 DUAL EVK2 User Guide 1vv0300803 Rev 1 May 2009 Reproduction forbidden without Telit Communications S p A written authorization All Rights Reserved page 45 of 55...

Page 46: ...GC868 DUAL EVK2 User Guide 1vv0300803 Rev 1 May 2009 Reproduction forbidden without Telit Communications S p A written authorization All Rights Reserved page 46 of 55...

Page 47: ...GC868 DUAL EVK2 User Guide 1vv0300803 Rev 1 May 2009 Reproduction forbidden without Telit Communications S p A written authorization All Rights Reserved page 47 of 55 17 2 GC868 DUAL Interface board...

Page 48: ...GC868 DUAL EVK2 User Guide 1vv0300803 Rev 1 May 2009 Reproduction forbidden without Telit Communications S p A written authorization All Rights Reserved page 48 of 55...

Page 49: ...vice and firmware update You can update the Telit Module firmware through the serial cables RS232 or USB 1 1 used for the communication with a PC The firmware update can be done with a specific softwa...

Page 50: ...ing any contact with the pins because electrostatic discharges may damage the product itself Same cautions have to be taken for the SIM checking carefully the instruction for its use Do not insert or...

Page 51: ...mmunications S p A written authorization All Rights Reserved page 51 of 55 The text of the Directive 99 05 regarding telecommunication equipments is available while the applicable Directives Low Volta...

Page 52: ...2 User Guide 1vv0300803 Rev 1 May 2009 Reproduction forbidden without Telit Communications S p A written authorization All Rights Reserved page 52 of 55 20 RoHS Certifications 20 1 EVK2 Mother Board p...

Page 53: ...8 DUAL EVK2 User Guide 1vv0300803 Rev 1 May 2009 Reproduction forbidden without Telit Communications S p A written authorization All Rights Reserved page 53 of 55 20 2 GC868 DUAL Interface p n 3990250...

Page 54: ...Telit Communications S p A written authorization All Rights Reserved page 54 of 55 21 Technical Support Telit Communications S p A technical support to EVK2 customer is included into official Website...

Page 55: ...v 1 May 2009 Reproduction forbidden without Telit Communications S p A written authorization All Rights Reserved page 55 of 55 22 Document Change Log Revision Date Changes Rev 0 April 2009 First issue...

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