Telit Wireless Solutions LE910C1-NA Hw User Manual Download Page 2

1VV0301517 -  Audio Codec Extension Card - HW User Guide 

 

Introduction 

Rev. 2  

Page 2 of 22 

2019-12-04 

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manual may include copyrighted Telit and other 3rd Party supplied computer programs 

stored in semiconductor memories or other media. Laws in the Italy and other countries 

preserve for Telit and other 3rd Party supplied SW certain exclusive rights for copyrighted 

computer programs, including the exclusive right to copy or reproduce in any form the 

copyrighted computer program. Accordingly, any copyrighted Telit or other 3rd Party 

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express written permission of Telit or the 3rd Party SW supplier. Furthermore, the purchase 

of Telit products shall not be deemed to grant either directly or by implication, estoppel, or 

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Summary of Contents for LE910C1-NA

Page 1: ...Audio Codec Extension Card HW User Guide 1VV0301517 Rev 2 2019 12 04...

Page 2: ...usive 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...

Page 3: ...gh Risk Activities IV Trademarks TELIT and the Stylized T Logo are registered in Trademark Office All other product or service names are the property of their respective owners V Third Party Rights Th...

Page 4: ...ing product families Module Name Description LE910Cx LE910C1 NA LE910Cx AP LE910C1 NS LE910Cx EU LE910Cx NF LE910Cx LA LE910C1 SA LE910C1 SV LE910C1 ST LE910C4 CN Table 1 Applicability Table The featu...

Page 5: ...nd Acronyms 10 2 GENERAL DESCRIPTION 11 Audio Extension card view 12 Connecting Audio Extension card with EVB 12 Detailed Usage and Configuration 13 2 3 1 Audio Codec Control 13 2 3 2 Audio Codec Cont...

Page 6: ...AUDIO EXTENSION CARD 12 FIGURE 3 COMPONENT DIAGRAM TOP VIEW 17 FIGURE 4 DEFAULT JUMPERS ASSEMBLY LOCATIONS 18 FIGURE 5 SCHEMATIC PAGE 1 19 FIGURE 6 SCHEMATIC PAGE 2 20 LIST OF TABLES TABLE 1 APPLICABI...

Page 7: ...al questions and report documentation errors contact Telit Technical Support at TS EMEA telit com TS AMERICAS telit com TS APAC telit com TS SRD telit com Alternatively use http www telit com support...

Page 8: ...quipment failure or bodily injury may occur WARNING Caution or Warning Alerts the user to important points about integrating the module if these points are not followed the module and end user equipme...

Page 9: ...ce Guide 80490ST10778A Table 2 Related Documents Document Organization Chapter 1 Introduction provides a scope for this document target audience contact and support information and text conventions Ch...

Page 10: ...9 12 04 Abbreviations and Acronyms Term Definition EVB Evaluation Board IFBD Interface Board GPIO General purpose input output SD Secure Digital UART Universal asynchronous receiver transmitter UMTS U...

Page 11: ...the digital Audio interface capability of the LE910Cx It is designed to interface the Telit module variant LE910Cx with the Telit Generic Evaluation Board EVB thus forming a complete Development Kit...

Page 12: ...Page 12 of 22 2019 12 04 Audio Extension card view The following pictures show the Audio Extension Card Top view Figure 1 Audio Extension Card Top View The card has no components on the bottom side Co...

Page 13: ...tion set by sending the AT DVI 0 command This option uses any pair of GPIO s forming an emulated I2C The I2C bus can be connected to any module GPIO pin by a jumper setting The LE910C1 software emulat...

Page 14: ...age 1 VBATT_AUX Supply from main board 2 VBATT_AUX Supply from main board 3 NC N A 4 NC N A 5 NC N A 6 NC N A 7 GND GND 8 GND GND 9 NC N A 10 WIFI_SDCMD Unused 11 WCI_RX_HOST Unused 12 NC N A 13 1V8_O...

Page 15: ...E910Cx 53 NC N A 54 NC N A 55 TGPIO22 Unused 56 TGPIO7 TGPIO7 of LE910Cx 57 TGPIO8 TGPIO8 of LE910Cx 58 TGPIO9 TGPIO9 of LE910Cx 59 NC N A 60 NC N A 61 NC N A 62 TGPIO10 TGPIO10 of LE910Cx 63 TGPIO11...

Page 16: ...Host side 94 DVI_TX PCM TXD Host side 95 NC N A 96 NC N A 97 NC N A 98 NC N A 99 SPI_CLK Unused 100 SPI_CS Unused 101 GND GND 102 NC N A 103 NC N A 104 NC N A 105 SPI_MISO Unused 106 SPI_MOSI Unused 1...

Page 17: ...c Extension Card HW User Guide Component Assembly Diagram Rev 2 Page 17 of 22 2019 12 04 4 Component Assembly Diagram Searchable Layout Adobe Acrobat Document Component Assembly Diagram Figure 3 Compo...

Page 18: ...n J101 Connects module I2C_SDA to Audio Codec I2C_SDA J102 Connects module I2C_SCL to Audio Codec I2C_SCL J111 Enables the LED to GPIO indicators power J203 2 3 Connects Codec EAR1 pos output to heads...

Page 19: ...PIO_1 C103 470nF 0402 10V R113 15K 0402 5 DNP TGPIO_4 3 3V_SPI_CS TGPIO_2 1 8V TGPIO_1 U108 SN74AVC1T45DBVR DNP VCCA 1 GND 2 A 3 VCCB 6 DIR 5 B 4 D109 YELLOW J111 HDR_1X2_TH 1 2 D111 YELLOW 1 8V SPI_C...

Page 20: ...LINR E6 MICLP C6 MICLN C5 MICRP C4 MICRN D6 MICBIAS B6 C218 220uF CONT E 16V R204 0 0402 JACK_L TP203 1 8V C213 1uF 0402 6 3V C211 1uF 0402 6 3V MIC1_MT MIC1_MT R209 0 0402 DVI_TX p 1 3 R203 0 0402 TP...

Page 21: ...1VV0301517 Audio Codec Extension Card HW User Guide Revision History Rev 2 Page 21 of 22 2019 12 04 6 Revision History REV DATE CHANGES 1 2018 03 07 Initial Version Table 6 Revision History...

Page 22: ......

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