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Telit Wireless Solutions xE910, User Manual

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Telit Wireless Solutions xE910 User Manual Download Page 28

 
 
 
 

 

 

 

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

  

page

 

28 of 49

 

 
This circuit permits to connect a standard 

electret microphone

. 

It could be connected using the SO601 connector (Jack 3.5mm) where the jack contacts 
are described in the following Image: 

 

 

 

 

 

 

 

 

 

 

Or using the PL601 connector where the pin-out is the following: 

1)

 

BIAS/R_MIC Signal 

2)

 

GND 

3)

 

L_MIC Signal 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for xE910

Page 1: ......

Page 2: ...ion forbidden without Telit Communications S p A written authorization All Rights Reserved page 2 of 49 APPLICABILITY LIST Model Part Number Product xE910 Development Board Socket 3990150528 Multi Socket adapter ...

Page 3: ...the Italy and other countries preserve for Telit and its licensors certain exclusive rights for copyrighted material including the exclusive right to copy reproduce in any form distribute and make derivative works of the copyrighted material Accordingly any copyrighted material of Telit and its licensors contained herein or in the Telit products described in this instruction manual may not be copi...

Page 4: ...d stored in a retrieval system or translated into any language or computer language in any form or by any means without prior written permission of Telit High Risk Materials Components units or third party products used in the product described herein are NOT fault tolerant and are NOT designed manufactured or intended for use as on line control equipment in the following hazardous environments re...

Page 5: ...re 11 4 Power Supply Section 12 4 1 12V Power Supply 14 4 2 3 8V Power Supply 15 4 3 Power Supply section Schematic 16 5 ON_OFF and RESET 17 5 1 ON_OFF 17 5 2 RESET 17 6 Communication Ports 18 6 1 UART 18 6 1 1 Serial Port Setup 19 6 1 2 Serial Port LED and Flow control 20 6 2 USB HS 21 6 3 SIM 22 6 3 1 SIM HOLDER 22 6 3 2 SIM M2M 23 7 Audio Section 24 7 1 Overview 24 7 2 Main Connectors 25 7 3 Au...

Page 6: ... 35 8 Audio Accessories 36 8 1 Headset Specification 36 8 2 Hi Power Speaker 36 9 Antenna connections 37 9 1 GPS Antenna 37 10 Indication and services 38 10 1 Optical Indicators 38 10 1 1 Status Led 38 10 2 GPIO Controls 39 11 Connectors pin out 40 11 1 PL1001 connector pin out 41 11 2 PL1002 connector pin out 42 11 3 PL1003 connector pin out 43 11 4 PL1004 connector pin out 44 12 USB UART Install...

Page 7: ...order manuals contact Telit s Technical Support Center TTSC at TS EMEA telit com TS NORTHAMERICA telit com TS LATINAMERICA telit com TS APAC telit com Alternatively use http www telit com en products technical support center contact php For detailed information about where you can buy the Telit modules or for recommendations on accessories and components visit http www telit com To register for pr...

Page 8: ...injury may occur All dates are in ISO 8601 format i e YYYY MM DD Telit s GSM GPRS Family Software User Guide 1vv0300784 Audio settings application note 80000NT10007a Digital Voice Interface Application Note 80000NT10004a HE910 Digital Voice Application Note 80000NT10050a SIM Holder Design Guides 80000NT10001a AT Commands Reference Guide 80000ST10025a HE910 AT Commands Reference Guide 80378ST10091A...

Page 9: ...the content of your xE910 Development Board kit if any of the items is missing please contact your supplier Description Quantity xE910 Development Board 1 INFORMATION NOTE 1 ASSEMBLED USB A Mini USB CABLE 2 12V DC Power Supply 1 RED BLACK CABLE WITH PLUGS 1 GSM UMTS MAGNETIC ANTENNA CABLE RG174 WITH SMA M 1 GPS Magnetic Antenna 1 ...

Page 10: ...mmunications S p A written authorization All Rights Reserved page 10 of 49 The xE910 Development Board can be split into several functional blocks depending on the implemented function the following drawing shows the main blocks on the board ...

Page 11: ... card set properly all jumpers in the desired position connect the antenna to RF connector connect the audio accessories if required Insert the module in the Socket ensure to properly place the module in it following the A1 pin reference as in the below picture Close the Socket plug the 12V power supply into the 12V_IN switch ON the power supply connect the serial cable between your PC and UART RS...

Page 12: ...2V DC using the provided Power supply 3 8V DC using the provided red black cable The requested setting is made inserting the proper jumper connectors in the right position as described in the next paragraphs Be careful to the connections even if every supply line is protected by a diode against polarity reversing and by a 0Ω resistor against short circuiting It is suggested to use the 12V input in...

Page 13: ...n 1 and 2 PL103 and PL104 The two jumpers are normally always present and they could be removed only in case of a need of Power consumption measurements The default setting for both jumpers is between Pin 1 and 2 PL103 permits to insert a DC current meter between pin 1 and 2 The pin 1 and 3 of PL103 are connected together PL104 permits to have a 10mohm resistor in series to VBATT to perform a prec...

Page 14: ...e used with this device You could use the provided 12V power supply plugging its connector to SO101 As described above to use this Power supply input the PL201 Jumper has to be set between pin 2 and 3 The following picture is showing the mechanical dimensions of SO101 connector The following picture is showing the polarity of the Power supply connector i nne rcon t ac t ou t e rcon t ac t powe rj ...

Page 15: ... p mV Rise time less than 20 mS Output connector dc plug type 5 5 2 5 11 mm Polarity Center There is the possibility to supply directly the module connecting a 3 8V power supply to the TP103 and TP104 contacts In this case the Jumper PL102 has to be set between pin 1 and 2 NOTE Please ensure to use a supply voltage inside the limits of the accepted values for VBATT Check the module s Hardware user...

Page 16: ...Reproduction forbidden without Telit Communications S p A written authorization All Rights Reserved page 16 of 49 The following schematic is related to the 12V to 3 8V switching regulator ...

Page 17: ... an HW shutdown of the module When the device is reset it stops any operation without doing any detach operation from the network where it is registered and it doesn t reboot after the release of the Reset button This behavior is not a regular shut down because any GSM device is requested to issue a detach request at turning off For this reason the Reset pressing action must not be used to normall...

Page 18: ... The xE910 Development board is permitting to interface the module using all the supported communication ports The UART section of the Development Board is shown in the following picture This section is related to interface the USIF0 Main serial port of the module and the USIF1 Auxiliary serial port of the module ...

Page 19: ...wed connecting the DTE to the Asynchronous Serial Interfaces of Base Band Chip USIF0 and USIF1 through the two standard RS232 communications ports 9 way D socket connector at slow data rates of RS232 protocol or a standard Mini USB receptacle The selection between D Socket and USB is done using the SW901 switch USB Mode RS232 Mode PL401 has to be set with a Jumper between pin 2 and 3 ...

Page 20: ...by a section that permit to force show the status of the Serial Port Lines The following Image shows where the controls are located There is a set of LED that is showing the status of the Serial Port lines and a Switch SW901 that permits to force the Flow control Lines to a defined state The ON Position of the switches means signal set to LOW state ...

Page 21: ...orization All Rights Reserved page 21 of 49 The USB port section of the Development Board is shown in the following picture The USB HS port is related to the connector named as USB MAIN The connector is a MINI USB When the USB is connected the led DL202 will be lighted on ...

Page 22: ...r PL1201 The Development Board is provided by a push push SIM Holder and the following image is showing its position and how to insert the SIM The Jumper on PL1201 permits to select the used SIM SIM HOLDER Jumper between pin 2 and 3 default setting SIM HOLDER SIM M2M selected following SIM_IN Jumper between pin 1 and 2 If the SIM is present in the SIM Holder it is used otherwise the Internal M2M S...

Page 23: ...ommunications S p A written authorization All Rights Reserved page 23 of 49 The Development Board is provided by a M2M SIM that could be enabled using the PL1201 M2M SIM Jumper removed The command AT SIMDET 1 should be provided in this case ...

Page 24: ... interface the DVI of the module and when supported the Analog Audio The Board is equipped with the following functionalities 1 Audio Codec usable in connection with the module s DVI 1 Audio amplifier section that could interface the Analog Audio 1 additional HI Power Audio amplifier 15W The Audio section on the Development board is shown in the following image ...

Page 25: ...n All Rights Reserved page 25 of 49 PL701 permits to set the different configurations of the Audio section PL601 or SO601 are permitting to connect an external Microphone PL602 or SO602 are permitting to connect an external Earpiece PL606 is the output of the High Power Amplifier ...

Page 26: ...om Maxim that could be used to interface the Module s DVI The schematic is the following The CODEC is programmed through the I2C using two GPIOs of the module GPIO_08 for I2C_SCL and GPIO_09 for I2C_SDA In this schematic the configuration is for a Stereo Input and Output For the configuration related to this functionality please refer to the Audio Settings paragraph ...

Page 27: ... 49 The Development Board is provided by a set of possible Audio inputs to interface the Audio circuitry i e Audio Codec or directly the module Its configuration could be set using the Jumpers on PL701 You could refer to the Audio Settings paragraph for the details The schematic of this section is the following ...

Page 28: ...page 28 of 49 This circuit permits to connect a standard electret microphone It could be connected using the SO601 connector Jack 3 5mm where the jack contacts are described in the following Image Or using the PL601 connector where the pin out is the following 1 BIAS R_MIC Signal 2 GND 3 L_MIC Signal ...

Page 29: ...ircuitry i e Audio Codec or directly the module Its configuration could be set using the Jumpers on PL701 You could refer to the Audio Settings paragraph for the details This part of the circuit permits to amplify the audio signal coming from the Codec or directly from the Analog Audio output from the module It is designed using a MAX9722 amplifier from Maxim The schematic of this section is the f...

Page 30: ...ization All Rights Reserved page 30 of 49 This circuit permits to connect a headset using the SO602 connector Jack 3 5mm where the jack contacts are described in the following Image Or using the PL602 connector where the pin out is the following 1 RIGHT_EAR 2 GND 3 LEFT_EAR ...

Page 31: ...er Audio Amplifier It is developed using the MAX98400A from Maxim and it is a Class D amplifier capable to deliver 40W into 4 ohm load The Schematic is in the following Image The external 4 ohm Speaker could be connected to PL606 between pin 1 and 2 The Amplifier Configurations could be set using the Jumpers on PL701 Please check the Audio Settings Chapter for the details ...

Page 32: ...CODEC 17 MIC xE910 Analog Audio MIC 18 MIC xE910 Analog Audio MIC 19 MICLP Input MIC line from PL601 SO601 circuit 20 MIC_RLN Input MIC line from PL601 SO601 circuit 21 MICLP_CODEC MICLP line CODEC 22 MICLN_CODEC MICLN line CODEC 23 MICLP_CODEC MICLP line CODEC 24 MICLN_CODEC MICLN line CODEC 25 MICLP DIGMICDATA MICLP DIGMICDATA line CODEC 26 MICLN DIGMICCLK MICLN DIGMICCLK line CODEC 27 DIGMICDAT...

Page 33: ...he Max98400 Amplifier gain Gain dB Setting 9 Jumpers on 5 7 and 6 8 13 Jumpers on 3 5 and 6 8 16 7 Jumpers on 1 3 and 6 8 20 1 Jumpers on 5 7 and 4 6 23 3 Jumpers on 3 5 and 4 6 26 4 Jumpers on 1 3 and 4 6 Default 29 8 Jumpers on 5 7 and 2 4 32 9 Jumpers on 1 3 and 2 4 The Pins from 9 to 16 permits to connect the MAX9867 CODEC to the DVI Lines of the module The presence of the Jumpers means DVI co...

Page 34: ...o 40 are related to the Output Audio lines The settings to select the Digital Audio lines are the following Signal Setting Audio Input SO601 PL601 connected to Codec MICLx and MICRx signals Jumper on 19 21 23 23 20 22 24 26 Audio output SO602 PL602 connected to Codec LOUTx and ROUTx signals and in parallel to MAX98400 Amplifier Jumper on 29 31 30 32 37 39 38 40 It is possible to select two Digital...

Page 35: ...served page 35 of 49 This setting permit to have the Audio Codec connected to the DVI port of the module The programming of the codec is done using two GPIO s GPIO8 and GPIO9 controlled by SW as an I2C port This setting permit to use the Analog Audio signals for Module s supporting this feature ...

Page 36: ...ominal Voltage 2V Range of Using Voltage 1 10 V Consumption Current 150 500 μA Impedance 2 2KΩ Signal to Noise Ratio 56dB 1KHz 1Pa A curve Inner EMI capacitor between terminals 10pF 33pF EARPIECE Rated Input Power 5mW Maximum Input Power 20mW Coil Impedance 32 5 1kHz SPL 95 3 dB 1KHz 1mW sine wave Resonance frequency Fo 350Hz Useful Bandwidth Fo 8000 Hz 3dB The Speaker to be used in connection to ...

Page 37: ...o connect an Antenna to the module The connectors are on the upper part of the Board and the following image is detailing the assigned function The Development Board is provided by a circuitry capable to supply an Active GPS Antenna The Circuit is providing a 3 0V supply with a maximum of 100mA The Jumper on PL201 permits to select if the GPS Antenna supply is always present 1 2 enabled by the Mod...

Page 38: ...he STAT_LED shows information on the network service availability and Call status The function is available as alternate function of GPIO_01 to be enabled using the AT GPIO 1 0 2 command Please refer to the module s HW User Guide to have the details on the STAT LED behavior The following Image shows the LED Position ...

Page 39: ...elopment Board is providing an indication of the GPIO status LED and a possibility to force the GPIO status to LOW using a Switch SW902 The layout of that PCB area is in the following image The GPIO Status Switch and corresponding controlled line is in the below Image The ON position on the Switch means signal set to GND ...

Page 40: ...pment Board offers a set of connectors that hosts all the module s signals in case the developer needs to interface directly the module with its application The connectors are named PL1001 PL1002 PL1003 PL1004 and their position on the board is in the following image The following Chapters will detail the connectors pin out ...

Page 41: ...MVCC O SIM Power Supply 1 8 3V 13 SIMIN I SIM Presence active low CMOS 1 8 14 SIMIO I O SIM Data I O 1 8 3V 15 SIMCLK O SIM Clock 1 8 3V 16 SIMRST O SIM Reset 1 8 3V 17 Reserved 18 Reserved 19 Reserved 20 Reserved 21 Reserved 22 Reserved 23 Reserved 24 Reserved 25 Reserved 26 Reserved 27 Reserved 28 Reserved 29 Reserved 30 Reserved 31 DVI_RX I Digital Audio Interface RX 1 8V 32 DVI_TX I O Digital ...

Page 42: ...MOS 1 8V 17 C109 DCD O Output for DCD to DTE CMOS 1 8V 18 GPIO_06 I O GPIO_06 CMOS 1 8V 19 GPIO_03 I O GPIO_03 CMOS 1 8V 20 GPIO_04 I O GPIO_04 CMOS 1 8V 21 GPIO_01 I O GPIO_01 CMOS 1 8V 22 GPIO_02 I O GPIO_02 CMOS 1 8V 23 Reserved 24 Reserved 25 GPIO_08 I O GPIO_08 CMOS 1 8V 26 GPIO_09 I O GPIO_09 CMOS 1 8V 27 Reserved 28 Reserved 29 Reserved 30 GPIO_10 I O GPIO_10 CMOS 1 8V 31 Reserved 32 Reserv...

Page 43: ...T_PA Main power supply Radio PA Power 14 VBATT_PA Main power supply Radio PA Power 15 VBATT_PA Main power supply Radio PA Power 16 VBATT_PA Main power supply Radio PA Power 17 GND Ground Power 18 GND Ground Power 19 GND Ground Power 20 GND Ground Power 21 Reserved 22 Reserved 23 Reserved 24 Reserved 25 Reserved 26 Reserved 27 Reserved 28 Reserved 29 Reserved 30 Reserved 31 Reserved 32 Reserved 33 ...

Page 44: ... 8 Reserved 9 Reserved 10 Reserved 11 Reserved 12 Reserved 13 Reserved 14 Reserved 15 Reserved 16 Reserved 17 Reserved 18 Reserved 19 Reserved 20 Reserved 21 Reserved 22 Reserved 23 Reserved 24 Reserved 25 Reserved 26 GND Ground Power 27 GND Ground Power 28 Reserved 29 Reserved 30 Reserved 31 Reserved 32 Reserved 33 Reserved 34 SPI_SRDY O SPI_SRDY 35 TX_AUX O Auxiliary UART TX Data to DTE CMOS 1 8...

Page 45: ...hen required The ports will be recognized as xE910 Dev Board USB Serial Then after the driver installation the system will list 4 new Serial Ports USB Serial Port COM1 USB Serial Port COM2 USB Serial Port COM3 USB Serial Port COM4 The first serial port is related to the module s USIF1 RX TX AUX The second serial port is related to the module s SPI The third serial port is related to the module s U...

Page 46: ...efully the instruction for its use Do not insert or remove the SIM when the product is in power saving mode The system integrator is responsible of the functioning of the final product therefore care has to be taken to the external components of the module as well as of any project or installation issue because the risk of disturbing the GSM network or external devices or having impact on the secu...

Page 47: ...e negative effects to the environment and the health and helps in the re use and or recycle of the materials from which this product is composed The illegitimate disposal of the product by the holder implies the enforcement of the administrative penalties provided for the regulations in force The company is enrolled on the register of the manufacturers of Electric and Electronic Equipment EEE of t...

Page 48: ...n point for the recycling of electrical and electronic equipment By ensuring this product is disposed of correctly you will help prevent potential negative consequences to the environment and human health which could otherwise be caused by inappropriate disposal of this product The recycling of materials will help to conserve natural resources For more detailed information about the recycling of t...

Page 49: ...Reproduction forbidden without Telit Communications S p A written authorization All Rights Reserved page 49 of 49 Revision Date Changes Rev 0 2013 10 22 First issue ...

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