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TOBY-L1 and MPCI-L1 series - System Integration Manual

UBX-13001482 - R04

Advance Information

Appendix

Page 87 of 90

Appendix

Glossary

3GPP

3rd Generation Partnership Project

ADC

Analog to Digital Converter

Application Processor

ASIC

Application-Specific Integrated Circuit

AT Command Interpreter Software Subsystem, or attention

CSFB

Circuit Switched Fall-Back

Direct Current

DCE

Data Communication Equipment

DDC

Display Data Channel interface

Down-link (Reception)

DRX

Discontinuous Reception

DSP

Digital Signal Processing

DTE

Data Terminal Equipment

EMC

Electro-magnetic Compatibility

EMI

Electro-magnetic Interference

ESD

Electro-static Discharge

ESR

Equivalent Series Resistance

E-UTRA

Evolved Universal Terrestrial Radio Access

FDD

Frequency Division Duplex

FEM

Front End Module

FOAT

Firmware Over AT commands

FTP

File Transfer Protocol

Firmware

QPSK / 16-QAM

Quadrature Phase Shift Keying / 16-state Quadrature Amplitude Modulation

GND

Ground

GNSS

Global Navigation Satellite System

GPIO

General Purpose Input Output

GPRS

General Packet Radio Service

GPS

Global Positioning System

HSIC

High Speed Inter Chip

HTTP

HyperText Transfer Protocol

Hardware

I/Q

In phase and Quadrature

Inter-Integrated Circuit interface

Inter IC Sound interface

Internet Protocol

LCC

Leadless Chip Carrier

Содержание TOBY-L1 series

Страница 1: ...of TOBY L1 and MPCI L1 series LTE cellular modules These modules are a complete and cost efficient 4G solution offering 100 Mb s download 50 Mb s upload and covering 2 LTE Bands in the compact TOBY fo...

Страница 2: ...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 Reproduct...

Страница 3: ...stem Integration Manual provides the necessary information to successfully design and configure the u blox cellular modules This manual has a modular structure It is not necessary to read it from the...

Страница 4: ...6 1 Module power on 22 1 6 2 Module power off 25 1 6 3 Module reset 27 1 7 Antenna interface 29 1 7 1 Antenna RF interfaces ANT1 ANT2 29 1 8 SIM interface 32 1 8 1 SIM card interface 32 1 9 Data comm...

Страница 5: ...4 1 ESD immunity test overview 69 2 14 2 ESD immunity test of TOBY L1 and MPCI L1 series reference designs 69 2 14 3 ESD application circuits 70 2 15 Schematic for TOBY L1 and MPCI L1 series module in...

Страница 6: ...States only 81 4 2 2 Modifications 81 5 Product Testing 83 5 1 u blox in series production test 83 5 2 Test parameters for OEM manufacturer 84 5 2 1 Go No go tests for integrated devices 84 5 2 2 RF f...

Страница 7: ...igned in the industry standard PCI Express Full Mini Card form factor 51 x 30 mm easy to integrate into industrial and consumer applications and also ideal for manufacturing small series The modules a...

Страница 8: ...estrial Radio Access E UTRA Frequency Division Duplex FDD Multi Input Multi Output MIMO 2 x 2 antenna support Band support Band 4 1710 1755 MHz Tx 2110 2155 MHz Rx Band 13 777 787 MHz Tx 746 756 MHz R...

Страница 9: ...er ANT2 V_INT I O V_BCKP VCC Supply SIM USB GPIO Power On External Reset PA LNA Filter Filter Duplexer Filter PA LNA Filter Filter Duplexer Filter LNA Filter Filter LNA Filter Filter Switch Switch Fig...

Страница 10: ...rect conversion Zero IF receiver Highly linear RF demodulator modulator capable QPSK 16QAM 64QAM Fractional N Sigma Delta RF synthesizer VCO Power Amplifiers PA amplify the Tx signal modulated by the...

Страница 11: ...Digital Interfaces supply output V_INT 1 8 V typical generated by internal regulator when the module is switched on See section 1 5 3 for functional description See section 2 2 3 for external circuit...

Страница 12: ...e for AT commands Data communication FOAT FW update by u blox tool and diagnostic 90 nominal differential impedance Z0 30 nominal common mode impedance ZCM Pull up or pull down resistors and external...

Страница 13: ...rimary antenna Main Tx Rx antenna interface 50 nominal characteristic impedance Antenna circuit affects the RF performance and compliance of the device integrating the module with applicable required...

Страница 14: ...date by u blox tool and diagnostic 90 nominal differential impedance Z0 30 nominal common mode impedance ZCM Pull up or pull down resistors and external series resistors as required by the USB 2 0 spe...

Страница 15: ...the TOBY L1 modules can be switched on by a low level on PWR_ON input refer to 1 6 1 module switches from power off to active mode When VCC supply is removed the TOBY L1 series module switches from po...

Страница 16: ...m idle to connected mode in case of necessary RF data Transmission Reception When a data connection is terminated the module returns to the idle mode Table 6 TOBY L1 and MPCI L1 series modules operati...

Страница 17: ...x supply circuit compliant to the requirements listed in Table 7 The supply circuit affects the RF compliance of the device integrating TOBY L1 and MPCI L1 series modules with applicable required cert...

Страница 18: ...re logically divided into a slot of 0 5 ms time length of one Resource Block thus the rate of power change can reach a maximum rate of 2 kHz Figure 4 shows an example of the module current consumption...

Страница 19: ...activated during the paging block reception and automatically switches its reference clock frequency from 32 kHz to the 26 MHz used in active mode The time period between two paging block receptions i...

Страница 20: ...e 26 MHz reference clock frequency is used It would draw more current during the paging period than that in the power saving mode Figure 6 illustrates a typical example of the module current consumpti...

Страница 21: ...ital interfaces supply output V_INT V_INT output pin is not accessible on MPCI L1 series modules The V_INT output pin of the TOBY L1 series module is connected to an internal 1 8 V supply with current...

Страница 22: ...h level by the internal circuit Therefore the external circuit must be able to hold the high logic level stable e g providing an external pull up resistor for further design in guidelines refer to cha...

Страница 23: ...ce enumeration timings The PWR_ON input can be released to the high logical level after at least 5 seconds The module is fully ready to operate after all interfaces are configured VCC V_BCKP RESET_N P...

Страница 24: ...uration phase differs within generic digital interfaces and the USB interface due to specific host device enumeration timings The module is fully ready to operate after all interfaces are configured 3...

Страница 25: ...ach It is highly recommended to avoid an abrupt removal of the VCC supply during TOBY L1 modules normal operations the power off procedure must be started by the AT CPWROFF command waiting the command...

Страница 26: ...al Tristate AT CPWROFF sent to the module OK replied by the module VCC can be removed Figure 12 TOBY L1 series power off sequence description The Internal Reset signal is not available on a module pin...

Страница 27: ...procedure the current parameter settings are not saved in the module s non volatile memory and a proper network detach is not performed An abrupt hardware reset reboot occurs on MPCI L1 modules when...

Страница 28: ...rational ON Tristate Operational Start up event Start of interface configuration PWR_ON can be released All interfaces are configured RESET_N set low RESET_N can be released 5 s 1 s Figure 15 TOBY L1...

Страница 29: ...ion The ANT2 Hirose U FL R SMT coaxial connector receptacle of MPCI L1 series modules have a nominal characteristic impedance of 50 and must be connected to the secondary Rx antenna through a mated RF...

Страница 30: ...pedance of the ANT1 pin connector The impedance of the antenna termination must match as much as possible the 50 nominal impedance of the ANT1 pin connector over the operating frequency range reducing...

Страница 31: ...e to comply with the Over The Air OTA radiated performance requirements as the TIS specified by applicable related certification schemes Table 9 Summary of secondary Rx antenna RF interface ANT2 requi...

Страница 32: ...ude a high speed USB 2 0 compliant interface with maximum throughput of 480 Mb s between the module and a host processor USB_D USB_D pins carry the USB serial data and signaling The module itself acts...

Страница 33: ...UPSV 1 the TOBY L1 or MPCI L1 series module automatically enters the USB suspended state when the device has observed no bus traffic for a specified period refer to the Universal Serial Bus Revision...

Страница 34: ...PCI Express Mini Card Electromechanical Specification 15 For details of the indicator protocol used please see Section 1 14 1 For more electrical characteristics details refer to the MPCI L1 series D...

Страница 35: ...with AT UGPIOC command For the details please refer to TOBY L1 MPCI L1 series AT Commands Manual 2 1 14 2 Power saving The power saving configuration is by default disabled but it can be enabled using...

Страница 36: ...enna circuit design Very carefully follow the suggestions provided in the chapter 2 2 1 for schematic and layout design 3 USB interface USB_D USB_D pins Accurate design is required to guarantee USB 2...

Страница 37: ...near LDO Regulator Main Supply Voltage 5 V Switching Step Down Regulator No portable device No less than 5 V Yes greater than 5 V Yes always available Figure 19 VCC 3 3Vaux supply concept selection Th...

Страница 38: ...il to the VCC or 3 3Vaux value is high since switching regulators provide good efficiency transforming a 12 V or greater voltage supply to a suggested 4 1 V value for the VCC supply or a suggested 3 4...

Страница 39: ...aux GND 41 3 3Vaux 52 3 3Vaux Figure 20 Suggested schematic design for the VCC and 3 3Vaux voltage supply application circuit using a step down regulator Reference Description Part Number Manufacturer...

Страница 40: ...d the components listed in Table 12 show an example of VCC or 3 3Vaux module supply circuit using an LDO linear regulator capable of delivering the required current with proper power handling capabili...

Страница 41: ...e non rechargeable battery with its output circuit must be capable of avoiding a VCC voltage drop below the operating range specified in TOBY L1 series Data Sheet 1 during transmit 2 2 1 6 Additional...

Страница 42: ...n on board charging circuit Figure 23 provides an example of a battery charger design suitable for applications that are battery powered with a Li Ion or Li Polymer cell In the application circuit a r...

Страница 43: ...2JR 0724KL Yageo Phycomp R3 3 3 k Resistor 0402 5 0 1 W RC0402JR 073K3L Yageo Phycomp R4 1 0 k Resistor 0402 5 0 1 W RC0402JR 071K0L Yageo Phycomp U1 Single Cell Li Ion or Li Polymer Battery Charger I...

Страница 44: ...rwise protection functionality may be compromised 2 2 1 9 Guidelines for grounding layout design Good connection of the module GND pins with application board solid ground layer is required for correc...

Страница 45: ..._INT pin is not accessible on MPCI L1 series modules 2 2 3 1 Guidelines for V_INT circuit design TOBY L1 series modules provide the V_INT digital interfaces 1 8 V supply output which can be mainly use...

Страница 46: ...tor array close to accessible point Using an open drain output from a host to connect the PWR_ON input to an application processor in couple with an external pull up resistor e g 100 k biased by the V...

Страница 47: ...6 ESD sensitivity rating of the RESET_N and PERST pin is 1 kV Human Body Model according to JESD22 A114 Higher protection level can be required if the line is externally accessible on the application...

Страница 48: ...access on the application board by means of an accessible test point directly connected to the RESET_N pin 2 3 2 2 Guidelines for RESET_N and PERST layout design The RESET_N and PERST circuits require...

Страница 49: ...External antennas e g linear monopole o External antennas basically do not imply physical restriction to the design of the PCB where the TOBY L1 and MPCI L1 series module is mounted o The radiation pe...

Страница 50: ...ropriate gain figure i e combined antenna directivity and efficiency figure so that the electromagnetic field radiation intensity do not exceed the regulatory limits specified in some countries e g by...

Страница 51: ...ally from 0 8 mm to 1 37 mm Select thicker cables to minimize insertion loss Cable length standard length is typically 100 mm or 200 mm custom lengths may be available on request Select shorter cables...

Страница 52: ...500 um 500 um Figure 28 Example of 50 coplanar waveguide transmission line design for the described 4 layer board layup 35 um 35 um 1510 um L2 Copper L1 Copper FR 4 dielectric 1200 um 400 um 400 um Fi...

Страница 53: ...smoothly as possible avoid abrupt changes of width and spacing to GND Add GND stitching vias around transmission lines as described in Figure 30 Ensure solid metal connection of the adjacent metal la...

Страница 54: ...he application PCB can be reduced down to a minimum size that must be similar to one quarter of wavelength of the minimum frequency that has to be radiated As numerical example Frequency 750 MHz Wavel...

Страница 55: ...odule as described above Removable SIM card are suitable for applications where the SIM changing is required during the product lifetime A SIM card holder can have 6 or 8 positions if a mechanical car...

Страница 56: ...h externally accessible SIM line close to each related pad of the SIM connector ESD sensitivity rating of the SIM interface pins is 1 kV HBM So that according to EMC ESD requirements of the custom app...

Страница 57: ...event RF coupling especially in case the RF antenna is placed closer than 10 30 cm from the SIM lines Limit capacitance and series resistance on each SIM signal to match the SIM requirements 27 7 ns i...

Страница 58: ...void coupling with RF line or sensitive analog inputs In the second case the same harmonics can be picked up and create self interference that can reduce the sensitivity of LTE receiver channels whose...

Страница 59: ...rating is 1 kV Human Body Model according to JESD22 A114F Higher protection level could be required if the lines are externally accessible on the application board Higher protection level can be achie...

Страница 60: ...0 is as close as possible to 90 Ensure the common mode characteristic impedance ZCM is as close as possible to 30 Consider design rules for USB_D USB_D similar to RF transmission lines being them coup...

Страница 61: ...ies modules Network indication function provided by the GPIO1 pin TOBY L1 series R1 R3 4V0 Network Indicator R2 21 GPIO1 DL1 T1 Figure 36 GPIO application circuit Reference Description Part Number Man...

Страница 62: ...ly accessible on the application board e g if an accessible push button is directly connected to the W_DISABLE pin and it can be achieved by mounting an ESD protection e g EPCOS CA05P4S14THSG varistor...

Страница 63: ...R 3V3 DL 42 LED_WWAN MPCI L1 series Figure 38 LED_WWAN application circuit Reference Description Remarks DL LED Green SMT 0603 LTST C190KGKT Lite on Technology Corporation R 470 Resistor 0402 5 0 1 W...

Страница 64: ...module RF and analog parts circuits are clearly separated from any possible source of radiated energy including digital circuits that can radiate some digital frequency harmonics which can produce Ele...

Страница 65: ...2 1 30 mm L 7 15 mm P2 1 25 mm G 1 10 mm M1 1 80 mm P3 2 85 mm Table 24 TOBY L1 module suggest footprint dimensions The Non Solder Mask Defined NSMD pad type is recommended over the Solder Mask Define...

Страница 66: ...PCI Express Full Mini card modules Manufacturer Part Number Description JAE Electronics MM60 series 52 circuit 0 8 mm pitch PCI Express Mini card edge female connector Molex 67910 series 52 circuit 0...

Страница 67: ...ons during RF connector mating To unplug the RF cable assembly it is encouraged to use a suitable extraction tool for the RF connector such as the Hirose U FL LP N or the Hirose U FL LP V N extraction...

Страница 68: ...mperature This improves the device long term reliability for applications operating at high ambient temperature A few hardware techniques may be used to reduce the Module to Ambient thermal resistance...

Страница 69: ...depends on the device classification as defined by ETSI EN 301 489 1 7 Applicability of ESD immunity test to the related device ports or the related interconnecting cables to auxiliary equipment depen...

Страница 70: ...aces Enclosure port Not Applicable Test not applicable to the u blox reference design because it does not provide an enclosure surface The test is applicable only to equipment providing insulating enc...

Страница 71: ...ins are externally accessible on the application board The following precautions are suggested to achieve higher protection level A low capacitance i e less than 10 pF ESD protection device e g Tyco E...

Страница 72: ...VCC 70 VCC 3 V_BCKP 23 RESET_N Application Processor Open Drain Output 20 PWR_ON 100k Open Drain Output GND GND USB 2 0 Host D D 27 USB_D 28 USB_D 68pF 47pF SIM Card Connector CCVCC C1 CCVPP C6 CCIO C...

Страница 73: ...series Application Processor Open Drain Output 22 PERST GND GND USB 2 0 Host D D 27 USB_D 28 USB_D 68pF Primary Antenna Secondary Antenna 42 LED_WWAN 20 W_DISABLE Open Drain Output 24 3 3Vaux 39 3 3V...

Страница 74: ...SIM specifications Insert the suggested capacitors on each SIM signal and low capacitance ESD protections if accessible For TOBY L1 series modules provide accessible test points directly connected to...

Страница 75: ...e with VSWR at least less than 3 1 recommended 2 1 on operating bands in deployment geographical area Follow the recommendations of the antenna producer for correct antenna installation and deployment...

Страница 76: ...small working station or a large manufacturing area The main principle of an EPA is that there are no highly charging materials near ESD sensitive electronics all conductive materials are grounded wor...

Страница 77: ...surface color Consider the IPC 7530 Guidelines for temperature profiling for mass soldering reflow and wave processes published 2001 Reflow profiles are to be selected according to the following reco...

Страница 78: ...odules inspect the modules optically to verify that the module is properly aligned and centered 3 3 4 Cleaning Cleaning the soldered modules is not recommended Residues underneath the modules cannot b...

Страница 79: ...viscosity therefore care is required in applying the coating Conformal Coating of the module will void the warranty 3 3 10 Casting If casting is required use viscose or another type of silicon pottant...

Страница 80: ...ven if TOBY L1 and MPCI L1 series modules are approved under all major certification schemes the application device that integrates TOBY L1 and MPCI L1 series modules must be approved under all the ce...

Страница 81: ...gain of the system antenna s used for the TOBY L1 and MPCI L1 series modules i e the combined transmission line connector cable losses and radiating element gain must not exceed 10 7 dBi for LTE band...

Страница 82: ...ions suivantes o cet appareil ne doit pas causer d interf rence o cet appareil doit accepter toute interf rence notamment les interf rences qui peuvent affecter son fonctionnement Informations concern...

Страница 83: ...47 illustrates typical production automatic test equipment ATE in production line The following typical tests are among the production tests Digital self test firmware download Flash firmware verific...

Страница 84: ...is 5 2 1 Go No go tests for integrated devices A Go No go test is typically to compare the signal quality with a Golden Device in a location with excellent network coverage and known signal quality Th...

Страница 85: ...ng LTE signaling protocol This emission can generate interference that can be prohibited by law in some countries The use of this feature is intended for testing purpose in controlled environments by...

Страница 86: ...28 Step AT Command Syntax Response Description 1 AT SETCFG vzw_mode 0 OK Disable the IMS client 2 AT SETCFG enable_test_mode 0 OK Disable test mode for conformance testing By default it is disabled T...

Страница 87: ...ent EMC Electro magnetic Compatibility EMI Electro magnetic Interference ESD Electro static Discharge ESR Equivalent Series Resistance E UTRA Evolved Universal Terrestrial Radio Access FDD Frequency D...

Страница 88: ...o Frequency RMII Reduced Media Independent Interface RTC Real Time Clock SAW Surface Acoustic Wave SDIO Secure Digital Input Output SIM Subscriber Identification Module SMS Short Message Service SMTP...

Страница 89: ...y equipment of digital cellular radio telecommunications systems 9 ETSI EN 301 489 24 V1 4 1 Electromagnetic compatibility and Radio spectrum Matters ERM ElectroMagnetic Compatibility EMC standard for...

Страница 90: ...Ltd Phone 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 C...

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