Ublox LEXI-R10 Series System Integration Manual
  1. Manuals
  2. Brands
  3. Ublox Manuals
  4. Control Unit
  5. LEXI-R10 Series
  6. System integration manual

Ublox LEXI-R10 Series System Integration Manual

Lte cat 1bis modules
Hide thumbs Also See for LEXI-R10 Series:
Table of Contents

Advertisement

Quick Links

Download this manual
LEXI-R10 series
LTE Cat 1bis modules
System integration manual
Abstract
This document describes the features and the integration of the ultra-small LEXI-R10 series cellular
modules. These modules are a complete and cost-efficient solution offering multi-band LTE Cat 1bis
data transmissions in the ultra-compact LEXI form factor.
UBX-23008149 - R04
C1-Public
LEXI-R10
www.u-blox.com

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the LEXI-R10 Series and is the answer not in the manual?

Questions and answers

Related Manuals for Ublox LEXI-R10 Series

Summary of Contents for Ublox LEXI-R10 Series

  • Page 1 System integration manual LEXI-R10 Abstract This document describes the features and the integration of the ultra-small LEXI-R10 series cellular modules. These modules are a complete and cost-efficient solution offering multi-band LTE Cat 1bis data transmissions in the ultra-compact LEXI form factor.

  • Page 2: Document Information

    LEXI-R10 series - System integration manual Document information Title LEXI-R10 series Subtitle LTE Cat 1bis modules Document type System integration manual Document number UBX-23008149 Revision and date 12-Jun-2024 Disclosure restriction C1-Public Product status Corresponding content status Functional sample Draft For functional testing. Revised and supplementary data will be published later.

  • Page 3: Table Of Contents

    LEXI-R10 series - System integration manual Contents Document information ..........................2 Contents ................................3 System description ..........................6 1.1 Overview ................................ 6 1.2 Architecture ..............................7 1.3 Pin-out ................................8 1.4 Operating modes ............................12 1.5 Supply interfaces ............................. 14 1.5.1 Module supply input (VCC) ......................
  • Page 4 2.9 Module placement ........................... 67 2.10 Module footprint and paste mask ......................68 2.11 Thermal guidelines ..........................69 2.12 Schematic for LEXI-R10 series modules integration ............... 70 2.13 Design-in checklist ........................... 71 2.13.1 Schematic checklist ........................71 2.13.2 Layout checklist ..........................72 2.13.3 Antenna checklist ..........................
  • Page 5 LEXI-R10 series - System integration manual 4.5 NCC Taiwan conformity .......................... 84 4.6 Australian conformity ..........................85 Product testing............................ 86 5.1 Validation testing and qualification ..................... 86 5.2 Production testing ........................... 87 5.2.1 u-blox in-line production tests ...................... 87 5.2.2 Production test parameters for OEM manufacturers ............. 87 Appendix ...............................

  • Page 6: System Description

    System description 1.1 Overview LEXI-R10 series are the world's smallest LTE Cat 1bis modules in the ultra-small LEXI LGA form factor (16 x 16 mm, 133-pin), featuring medium capacity data connectivity (up to 10 Mbit/s downlink, up to 5 Mbit/s uplink) with very low energy consumption.

  • Page 7: Architecture

    10.3 Mbit/s Up-Link, up to 10.3 Mbit/s Up-Link, up to 5.2 Mbit/s Down-Link up to 5.2 Mbit/s Down-Link Table 2: LEXI-R10 series modules cellular characteristics summary Table 3 summarizes Wi-Fi receiver scan capabilities of the modules. LEXI-R10401D LEXI-R10801D IEEE standard 802.11 b/g/n with DSSS beacon...

  • Page 8: Pin-Out

    On-chip RAM memory and NOR flash memory • On-chip oscillator to provide the clock reference in ultra-low power deep-sleep mode 1.3 Pin-out Table 4 lists the pin-out of the LEXI-R10 series modules, with pins grouped by function. Function Name I/O Description Remarks Power...
  • Page 9 LEXI-R10 series - System integration manual Function Name I/O Description Remarks Antenna RF antenna I/O 50  nominal characteristic impedance. Antenna circuit affects the RF performance and application device compliance with required certification schemes. See section 1.7.1 for functional description and requirements.
  • Page 10 LEXI-R10 series - System integration manual Function Name I/O Description Remarks UART data Primary UART circuit 108/2 (DTR) in ITU-T V.24, terminal ready configurable as auxiliary UART TxD data input (for input / AT commands, data, or Diagnostic). AUX UART data Internal active pull-up to V_INT.
  • Page 11 38,39, C15, B15, 46,47, A8,A7, 54,55, C5,C6, 62,63, E3,E5, 71,72, F3, F5, 80,81, G3,G5, 89,90, H3,H5, 98,99, J3,J5, 107,108 K3,K5 Table 4: LEXI-R10 series modules pin definition, grouped by function UBX-23008149 - R04 System description Page 11 of 92 C1-Public...

  • Page 12: Operating Modes

    Table 5: LEXI-R10 series modules operating modes description summary The initial operating mode of LEXI-R10 series modules is the one with VCC supply not present or below the operating range: the modules are switched off in not-powered mode.
  • Page 13 Using UART interface, achievable only with AT+UUSBCONF = 99. Table 6: LEXI-R10 series modules different levels of ultra-low power deep-sleep operating mode description LEXI-R10 series modules can be gracefully switched off by the +CPWROFF AT command, or by proper toggling of the PWR_ON input.

  • Page 14: Supply Interfaces

    It is important that the supply source is able to withstand both the maximum pulse current occurring during a transmit burst at maximum power level and the average current consumption occurring during Tx / Rx call at maximum RF power level (see the LEXI-R10 series data sheet [1]). Figure 3 provides a simplified block diagram of LEXI-R10 series modules internal VCC supply routing.

  • Page 15: Generic Digital Interfaces Supply Output (V_Int)

    VCC module supply input), the modules’ switch on can be triggered by: • Forcing a low level at the PWR_ON input pin for a valid time (see LEXI-R10 series data sheet [1], module switch on from power off mode).
  • Page 16 The greeting text configured on the serial interface (see AT commands manual [2], +CSGT AT command), to signal that the module is ready to operate ☞ Before the LEXI-R10 series module is ready to operate, the host application processor should not send any AT command over AT communication interfaces of the module. ☞...

  • Page 17: Module Power-Off

    1.6.2 Module power-off The proper graceful switch off procedure of the LEXI-R10 series modules, with storage of the current parameter settings in module’s non-volatile memory and a clean network detach, can be triggered by: • AT+CPWROFF command (see the LEXI-R10 series AT commands manual [2]), or •...
  • Page 18 AT+CPWROFF command and by the PWR_ON input pin respectively, with the following phases: • When the +CPWROFF AT command is sent, or when a low pulse is applied at the PWR_ON input pin with appropriate time duration (see the LEXI-R10 series data sheet [1]), the module starts the switch-off routine.

  • Page 19: Module Reset

    An abrupt emergency reset is triggered on LEXI-R10 series modules, without storage of current parameter settings and without a clean network detach, when: • A low level is applied on the RESET_N pin for a valid time period (see LEXI-R10 series data sheet [1], module abrupt emergency reset / reboot).

  • Page 20: Antenna Interface

    1.7.1 Antenna RF interface (ANT) LEXI-R10 series modules provide an RF interface for connecting the external antenna. The ANT pin represents the RF input/output for transmission and reception of cellular RF signals, as well as the RF input for reception of Wi-Fi RF signals.

  • Page 21: Antenna Detection Interface (Ant_Det)

    See the AT commands manual for more details on this feature. The ANT_DET pin generates a DC current (for detailed characteristics see the LEXI-R10 series data sheet [1]) and measures the resulting DC voltage, thus determining the resistance from the antenna connector provided on the application board to GND.
  • Page 22 LEXI-R10 series modules include an auxiliary second UART interface (AUX UART), which can be enabled as alternative function, in a mutually exclusive way, over the DTR, DSR, DCD and RI pins of...

  • Page 23: Usb Interface

    UART interfaces are used for the communication with the host application processor. The USB profile of LEXI-R10 series modules identifies itself by dedicated VID (Vendor ID) and PID (Product ID) combination, included in the USB device descriptor following USB 2.0 specifications [5].

  • Page 24: I2C Interface

    I2C interface ☞ The I2C interface is not supported by the “00B” initial product version of LEXI-R10 series modules. LEXI-R10 series modules include an I2C-bus compatible interface (SDA, SCL lines) available to communicate with external I2C devices: the LEXI-R10 series module acts as an I2C host which can communicate with I2C devices in accordance with the I2C bus specifications [10].

  • Page 25: Antenna Dynamic Tuner Interface

    Table 10: LEXI-R10 series modules antenna dynamic tuning truth table (default factory-programmed configuration) 1.12 Reserved pins (RSVD) LEXI-R10 series modules include pins reserved for future use, marked as RSVD, which can all be left unconnected on the application board. UBX-23008149 - R04...

  • Page 26: Design-In

    Design-in 2.1 Overview For an optimal integration of the LEXI-R10 series modules in the final application board, follow the design guidelines stated in this section. Every application circuit must be suitably designed to ensure the correct functionality of the relative interface, but a number of points require greater attention during the design of the application device.

  • Page 27: Supply Interfaces

    (low impedance) connection to external ground can minimize power loss and improve RF and thermal performance. LEXI-R10 series modules must be sourced through the VCC pins with a suitable DC power supply that should meet the following prerequisites to comply with the modules VCC requirements summarized...
  • Page 28 The selected regulator or battery must be able to support with adequate margin the highest averaged current consumption value specified in the LEXI-R10 series data sheet [1]. The following sections highlight some design aspects for each of the supplies listed above providing...
  • Page 29 LEXI-R10 series modules, where the module VCC input is supplied by a step-down switching regulator capable of delivering with adequate safe margin the highest current specified in the LEXI-R10 series data sheet [1], with low output ripple and with fixed switching frequency in PWM mode operation greater than 1 MHz.
  • Page 30 [1], transforming a 12 V supply input. LEXI-R10 series C10 C11 SYNC COMP Figure 14: Example of low cost VCC supply circuit for LEXI-R10 series modules, using a step-down regulator Reference Description Part number - Manufacturer 22 µF capacitor ceramic X5R 1210 10% 25 V...
  • Page 31 LEXI-R10 series SHDN Figure 15: Example of high reliability VCC supply circuit for LEXI-R10 series modules, using an LDO linear regulator Reference Description Part number - Manufacturer 10 µF capacitor ceramic X5R 0603 20% 6.3 V...
  • Page 32 Generic manufacturer LDO linear regulator ADJ 3.0 A LP38501ATJ-ADJ/NOPB - Texas Instrument Table 14: Suggested components for low cost VCC supply circuit for LEXI-R10 series modules, using an LDO linear regulator ☞ See the section 2.2.1.9, and in particular Figure 21...
  • Page 33 VCC pins must be capable of delivering the maximum current occurring during a transmission at maximum Tx power, as specified in the LEXI-R10 series data sheet [1]. The maximum discharge current is not always reported in the data sheets of batteries, but the maximum DC discharge current is typically almost equal to the battery capacity in Amp-hours divided by 1 hour.
  • Page 34 LEXI-R10 series - System integration manual where the charging source has a relatively high nominal voltage (e.g. ~12 V, see section 2.2.1.7 for the specific design-in). Li-Ion/Li-Polymer LEXI-R10 series battery charger IC Vbat supply Li-Ion/Li-Pol battery pack THERM θ STAT2...
  • Page 35 LEXI-R10 series - System integration manual A power management IC should meet the following prerequisites to comply with the module VCC requirements summarized in Table • High efficiency internal step down converter, with characteristics as indicated in section 2.2.1.2 • Low internal resistance in the active path Vout – Vbat, typically lower than 50 m...
  • Page 36 LEXI-R10 series - System integration manual Using a battery pack with an internal NTC resistor, the MP2617H can monitor the battery temperature to protect the battery from operating under unsafe thermal conditions. Several parameters as the charging current, the charging timings, the input current limit, the input...
  • Page 37 Removing the VCC power supply may be useful to further minimize the current consumption when LEXI-R10 series modules are switched off, even if this is not really needed considering the extremely low consumption of the LEXI-R10 series modules when they are switched off (see LEXI-R10 series data sheet for module current consumption figures).
  • Page 38 LEXI-R10 series - System integration manual 2.2.1.9 Additional guidelines for VCC supply circuit design To reduce voltage drops, use a low impedance power source. The series resistance of the supply lines (connected to the modules VCC and GND pins) on the application board and battery pack should also be considered and minimized: cabling and routing must be as short as possible to minimize losses.
  • Page 39 RF signal; this is more likely to happen with switching DC-DC converters, in which case it is better to select the highest operating frequency for the switcher and add a large L-C filter before connecting to the LEXI-R10 series modules in the worst case.

  • Page 40: Generic Digital Interfaces Supply Output (V_Int)

    2.2.2.1 Guidelines for V_INT circuit design LEXI-R10 series modules provide the V_INT generic digital interfaces 1.8 V supply output, which can be mainly used to: • Indicate when the module is switched on and it is not in the ultra-low power deep-sleep mode (as described in sections 1.6.1, 1.6.2)

  • Page 41: System Functions Interfaces

    The PWR_ON circuit requires careful layout since it is the sensitive input available to switch on and switch off the LEXI-R10 series modules. It is required to ensure that the voltage level is well defined during operation and no transient noise is coupled on this line, otherwise the module might detect a spurious power-on request.

  • Page 42: Module Reset_N Input

    The RESET_N circuit requires careful layout since it is the sensitive input available to reset / reboot the LEXI-R10 series modules. It is required to ensure that the voltage level is well defined during operation and no transient noise is coupled on this line, otherwise the module might detect a spurious power-on request.

  • Page 43: Antenna Interface

    LEXI-R10 series - System integration manual 2.4 Antenna interface LEXI-R10 series modules provide an RF interface for connecting the external antenna: the ANT pin represents the RF input/output for the transmission and the reception of LTE RF signals, and for the reception of Wi-Fi RF signals.
  • Page 44 LEXI-R10 series - System integration manual 500 µm 380 µm 500 µm L1 copper 35 µm FR-4 dielectric 270 µm L2 copper 35 µm FR-4 dielectric 760 µm L3 copper 35 µm FR-4 dielectric 270 µm L4 copper 35 µm Figure 26: Example of 50 ...
  • Page 45 2.4.1.5 for the description of the antenna trace design implemented on the u-blox host printed circuit board used for conformity assessment of LEXI-R10 series surface-mounted modules for regulatory type approvals such as FCC United States, ISED Canada, RED Europe, etc.
  • Page 46 2.4.1.5 for the description of the antenna trace design implemented on the u-blox host printed circuit board used for conformity assessment of LEXI-R10 series surface-mounted modules for regulatory type approvals such as FCC United States, ISED Canada, RED Europe, etc.
  • Page 47 LEXI-R10 series - System integration manual Cellular antennas are typically available as: • External antennas (e.g. linear monopole): External antennas basically do not imply physical restriction to the design of the PCB where the LEXI-R10 series module is mounted. The radiation performance mainly depends on the antennas: it is required to select antennas with optimal radiating performance in the operating bands.
  • Page 48 50  grounded coplanar waveguide, with ~24 mm length from the pad designed to accommodate the ANT pad of LEXI-R10 series module up to the pads designed to accommodate the SMA RF connector for an external cellular antenna and/or RF coaxial cable.
  • Page 49 LEXI-R10 series - System integration manual ANT_DET LEXI ANT pad 0.6 x 0.6 mm 500 µm 550 µm 500 µm RF Trace SMA Connector Figure 31: Top layer (L1) layout of the u-blox host PCB with the antenna RF trace design...

  • Page 50: Cellular And Gnss Rf Coexistence

    LEXI-R10 series - System integration manual The 50  characteristic impedance of the antenna trace design on a host printed circuit board can be verified using a Vector Network Analyzer, as done on the u-blox host PCB, with calibrated RF coaxial cable soldered at the pad corresponding to RF input/output of the module and with the transmission line terminated to a 50 ...
  • Page 51 Countermeasures for small devices Further countermeasures are generally not required using LEXI-R10 series modules, which integrate a band-pass SAW filter along each LTE FDD RF path, improving the isolation with GNSS by design. The actual isolation may be limited due to small device dimensions, so that adding an external GNSS stop-band SAW filter along the cellular RF line may be considered.

  • Page 52: Antenna Detection Interface (Ant_Det)

    LEXI-R10 series - System integration manual 2.4.3 Antenna detection interface (ANT_DET) 2.4.3.1 Guidelines for ANT_DET circuit design Figure 36 Table 23 describe the recommended schematic / components for the optional antenna detection circuit that must be provided on the application board and for the diagnostic circuit that must be provided on the antenna’s assembly to achieve antenna detection functionality.
  • Page 53 LEXI-R10 series - System integration manual Furthermore, any other DC signal injected to the RF connection from ANT connector to radiating element will alter the measurement and produce invalid results for antenna detection. ☞ It is recommended to use an antenna with a built-in diagnostic resistor in the range from 5 k to 30 k...

  • Page 54: Antenna Dynamic Tuner Interface

    38(a), tuning the antenna impedance optimizes the power delivered into the antenna by dynamically adjusting the RF impedance seen by ANT pin of LEXI-R10 series module. By creating a tuned matching network for each operating band, the total radiated power (TRP) and the total isotropic sensitivity (TIS) metrics are improved.

  • Page 55: Sim Interface

    LEXI-R10 series - System integration manual 2.5 SIM interface 2.5.1 Guidelines for SIM circuit design 2.5.1.1 Guidelines for SIM cards, SIM connectors and SIM chips selection The ISO/IEC 7816, the ETSI TS 102 221 and the ETSI TS 102 671 specifications define the physical,...
  • Page 56 LEXI-R10 series - System integration manual 2.5.1.2 Guidelines for single SIM card connection without detection A removable SIM card placed in a SIM card holder must be connected to the SIM card interface of LEXI-R10 series modules as described in...
  • Page 57 Guidelines for single SIM chip connection A Surface-Mounted SIM chip (M2M UICC Form Factor) must be connected the SIM card interface of the LEXI-R10 series modules as described in Figure Follow these guidelines to connect the module to a Surface-Mounted SIM chip without SIM presence detection: •...
  • Page 58 LEXI-R10 series - System integration manual • Connect one pin of the normally-open mechanical switch integrated in the SIM connector (as the SW2 pin in Figure 41) to the GPIO6 input pin, providing a weak pull-down resistor (e.g. 470 k, as...

  • Page 59: Guidelines For Sim Layout Design

    The layout of the SIM card interface lines (VSIM, SIM_CLK, SIM_IO, SIM_RST) may be critical if the SIM card is placed far away from the LEXI-R10 series modules or in close proximity to the RF antenna: these two cases should be avoided or at least mitigated as described below.

  • Page 60: Data Communication Interfaces

    LEXI-R10 series - System integration manual 2.6 Data communication interfaces 2.6.1 UART interfaces 2.6.1.1 Guidelines for UART circuit design Providing 1 UART with full RS-232 functionality (using the complete V.24 link) If RS-232 compatible signal levels are needed, two different external voltage translators can be used to provide full RS-232 (9 lines) functionality: e.g.
  • Page 61 LEXI-R10 series - System integration manual Providing 1 UART with TXD, RXD, RTS and CTS lines only If the functionality of the DSR, DCD, RI and DTR lines is not required, or the lines are not available: • Connect the module DTR input to GND using a 0  series resistor, since it may be useful to set DTR...
  • Page 62 Providing 2 UARTs with the TXD, RXD, RTS and CTS lines LEXI-R10 series modules include an auxiliary UART interface (UART AUX), as alternative mutually exclusive function over the DTR, DSR, DCD and RI pins, with settings configurable by dedicated AT commands (see the AT commands manual [2]): •...
  • Page 63 LEXI-R10 series - System integration manual Providing 1 UART with TXD and RXD lines only ☞ Providing the TXD and RXD lines only is not recommended if the multiplexer functionality is used: providing also at least the HW flow control (RTS and CTS lines) is recommended, and it is in paricular necessary if the low power mode is enabled by +UPSV AT command.

  • Page 64: Usb Interface

    LEXI-R10 series - System integration manual Additional considerations If a 3.0 V Application Processor (DTE) is used, the voltage scaling from any 3.0 V output of the DTE to the corresponding 1.8 V input of the module (DCE) can be implemented as an alternative low-cost solution, by means of an appropriate voltage divider.
  • Page 65 D1, D2 Very Low Capacitance ESD Protection PESD0402-140 - Littelfuse Table 32: Components for USB application circuits for LEXI-R10 series modules 2.6.2.2 Guidelines for USB layout design The USB_D+ / USB_D- lines require accurate layout design to achieve reliable signaling at the high speed data rate (up to 480 Mb/s) supported by the USB serial interface.

  • Page 66: I2C Interface

    Guidelines for I2C circuit design ☞ The I2C interface is not supported by the “00B” initial product version of LEXI-R10 series modules. The SDA and SCL pins of the module are open drain output as per I2C bus specifications [10], and they have internal pull-up resistors to the V_INT 1.8 V supply rail of the module, so there is no need of...

  • Page 67: Guidelines For General Purpose Input/Output Layout Design

    The general-purpose inputs / outputs pins are not critical for layout. 2.8 Reserved pins (RSVD) LEXI-R10 series modules include pins reserved for future use, marked as RSVD, which can all be left unconnected on the application board. 2.9 Module placement An optimized placement allows a minimum RF line’s length and closer path from DC source for VCC.

  • Page 68: Module Footprint And Paste Mask

    16.0 All dimensions in millimeters Figure 54: Suggested footprint and paste mask for LEXI-R10 series modules (application board top view) ☞ These are recommendations only and not specifications. The exact copper, solder and paste mask geometries, distances, stencil thicknesses and solder paste volumes must be adapted to the specific production processes (e.g.

  • Page 69: Thermal Guidelines

    2.11 Thermal guidelines ☞ The module operating temperature range is specified in the LEXI-R10 series data sheet [1]. The most critical condition concerning module thermal performance is the uplink transmission at maximum power (data upload in connected mode), when the baseband processor runs at full speed, radio circuits are all active and the RF power amplifier is driven to higher output RF power.

  • Page 70: Schematic For Lexi-R10 Series Modules Integration

    GPIO5 GPIO V_INT GPIO6 USB 2.0 Host RSVD USB_BOOT VBUS 0Ω USB_D+ 0Ω USB_D- Figure 55: Example of schematic diagram to integrate a LEXI-R10 series module using almost all available interfaces UBX-23008149 - R04 Design-in Page 70 of 92 C1-Public...

  • Page 71: Design-In Checklist

    Provide adequate precautions for EMC / ESD immunity as required on the application board.  Do not apply voltage to any generic digital interface pin of LEXI-R10 series modules before the switch-on or wake-up of the generic digital interface supply source (V_INT).

  • Page 72: Layout Checklist

    USB, and other data lines).  Optimize placement for minimum length of RF line.  Check the footprint and paste mask designed for the LEXI-R10 series module as illustrated in section 2.10.  VCC line should be enough wide and as short as possible.

  • Page 73: Handling And Soldering

    The term is usually used in the electronics and other industries to describe momentary unwanted currents that may cause damage to electronic equipment. The ESD sensitivity for each pin of LEXI-R10 series modules (as Human Body Model according to JESD22-A114F) is specified in the LEXI-R10 series data sheet [1].

  • Page 74: Soldering

    3.3 Soldering 3.3.1 Soldering paste "No Clean" soldering paste is strongly recommended for LEXI-R10 series modules, as it does not require cleaning after the soldering process has taken place. The paste listed in the example below meets these criteria. Soldering Paste: OM338 SAC405 / Nr.143714 (Cookson Electronics)

  • Page 75: Optical Inspection

    LEXI-R10 series - System integration manual Cooling phase A controlled cooling avoids negative metallurgical effects (solder becomes more brittle) of the solder and possible mechanical tensions in the products. Controlled cooling helps to achieve bright solder fillets with a good shape and low contact angle.

  • Page 76: Repeated Reflow Soldering

    Boards with combined through-hole technology (THT) components and surface-mount technology (SMT) devices require wave soldering to solder the THT components. No more than one wave soldering process is allowed for a board with a LEXI-R10 series module already populated on it. ⚠...

  • Page 77: Grounding Metal Covers

    LEXI-R10 series - System integration manual 3.3.11 Grounding metal covers Attempts to improve grounding by soldering ground cables, wick or other forms of metal strips directly onto the EMI covers is done at the customer's own risk. The numerous ground pins should be sufficient to provide optimum immunity to interference and noise.

  • Page 78: Approvals

    The required certification scheme approvals and relative testing specifications applicable to the end-device that integrates a LEXI-R10 series module differ depending on the country or the region where the integrating device is intended to be deployed, on the relative vertical market of the device, on type, features and functionalities of the whole application device, and on the network operators where the device is intended to operate.

  • Page 79: Fcc United States Conformity

    LEXI-R10401D modular transmitter must be supplied with operating voltage and current rating specified in the LEXI-R10 series data sheet [1]. LEXI-R10401D modular transmitter is an equipment for building-in. Requirements for fire enclosure must be evaluated in the host end product. The clearance and creepage current distances required by the host end product must be withheld when the module is installed.
  • Page 80 LEXI-R10 series - System integration manual Other additional guidelines for RF design are available in section 1.7.1 and the whole section 2.4. Guidelines regarding test procedures for design verification and validation with the aim of ensuring compliance with any applicable functional and/or conformity requirements are included in section 5.1.

  • Page 81: Ised Canada Conformity

    LEXI-R10 series - System integration manual See the general FCC guidelines for labeling and other information required to be provided to users of RF devices available in the KDB Publication 784748. 4.2.1.9 Information on test modes and additional testing requirements The host product manufacturer is responsible for compliance to any other FCC rules that apply to the host not covered by the modular transmitter grant of certification.
  • Page 82 LEXI-R10 series - System integration manual Radio Frequency (RF) Exposure Information This equipment complies with radiation exposure limits prescribed for an uncontrolled environment for fixed and mobile use conditions. This equipment should be installed and operated with a minimum distance of 20 cm between the radiator and the body of the user or nearby persons. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter except as authorized in the certification of the product.

  • Page 83: Avis D'innovation, Sciences Et Développement Économique Canada

    LEXI-R10 series - System integration manual 4.3.2 Avis d'Innovation, Sciences et Développement Économique Canada L’émetteur/récepteur exempt de licence contenu dans le présent appareil est conforme aux CNR d'Innovation, Sciences et Développement Économique Canada (ISDE) applicables aux appareils radio exempts de licence. L’exploitation est autorisée aux deux conditions suivante: 1.

  • Page 84: Ncc Taiwan Conformity

    LEXI-R10 series - System integration manual Radiofrequency radiation exposure information This equipment complies with radiation exposure limits prescribed for an uncontrolled environment for fixed and mobile use conditions. This equipment should be installed and operated with a minimum distance of 20 cm between the radiator and the body of the user or nearby persons. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter except as authorized in the certification of the product.

  • Page 85: Australian Conformity

    LEXI-R10 series - System integration manual 4.6 Australian conformity LEXI-R10801D radio modules are compliant with the applicable standards made by the Australian Communications and Media Authority (ACMA). The devices are “solder-down” modules (soldered to the PCB of the final product) and they do not have a stand-alone function.

  • Page 86: Product Testing

    Product testing 5.1 Validation testing and qualification LEXI-R10 series modules are validated and tested by u-blox in the operating conditions and in certain integration, but not all the specific characteristics of the host application end-product integrating the module can be validated and tested by u-blox.

  • Page 87: Production Testing

    LEXI-R10 series - System integration manual 5.2 Production testing 5.2.1 u-blox in-line production tests u-blox focuses on high quality for its products. All units produced are tested automatically in all their interfaces along the production line. Stringent quality control processes have been implemented in the production line.
  • Page 88 It is also recommended to configure the greeting text, the MNO profile and the APN for internet connectivity, etc.. For more details and guidelines regarding persistent configurations of user settings, see the LEXI-R10 series application development guide [3]. UBX-23008149 - R04...

  • Page 89: Appendix

    LEXI-R10 series - System integration manual Appendix Glossary Abbreviation Definition 3GPP Generation Partnership Project ACMA Australian Communications and Media Authority Analog to Digital Converter ANATEL Agência Nacional de Telecomunicações – National Telecommunications Agency (Brazil) AT Command Interpreter Software Subsystem, or attention...
  • Page 90 LEXI-R10 series - System integration manual Abbreviation Definition ITU-T International Telecommunication Union - Telecommunication Standardization Sector Low-Dropout Land Grid Array Long Term Evolution LWM2M Open Mobile Alliance Lightweight Machine-to-Machine protocol Machine-to-Machine Mobile Network Operator MOSFET Metal–Oxide–Semiconductor Field-Effect Transistor Maximum Permissible Exposure...

  • Page 91: Related Documentation

    LEXI-R10 series - System integration manual Related documentation u-blox LEXI-R10 series data sheet, UBX-23007594 u-blox LEXI-R10 series AT commands Manual, UBXDOC-686885345-1786 u-blox LEXI-R10 series application development guide, UBXDOC-686885345-1983 u-blox LEXI hardware migration application note, UBXDOC-686885345-2019 Universal Serial Bus revision 2.0 specification, https://www.usb.org/...

  • Page 92: Ubx-23008149 - R04

    LEXI-R10 series - System integration manual Revision history Revision Date Name Comments 22-Dec-2023 sses Initial release 29-Mar-2024 sses Updated LEXI-R10401D and LEXI-R10801D product status to Prototype. Updated module status indication feature and other capabilities of GPIO pins. Added description of the three levels of ultra-low power deep-sleep mode.

This manual is also suitable for:

Lexi-r10401dLexi-r10801dLexi-r10401d-00b-00Lexi-r10801d-00b-00

Table of Contents