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EVK-SARA-R52
SARA-R52 series cellular evaluation kits
User guide
Abstract
This guide explains how to set up the EVK-SARA-R52 evaluation kits to begin evaluating the u-blox
SARA-R52 series modules based on the latest u-blox UBX-R5 cellular chipset and supporting
multi-band LTE-M / NB-IoT cellular radio access technology and the u-blox's leading GNSS
technology.
UBX-23006467 - R01
C1-Public
www.u-blox.com
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Table of Contents
Related Manuals for Ublox EVK-SARA-R52
Summary of Contents for Ublox EVK-SARA-R52
- Page 1 User guide Abstract This guide explains how to set up the EVK-SARA-R52 evaluation kits to begin evaluating the u-blox SARA-R52 series modules based on the latest u-blox UBX-R5 cellular chipset and supporting multi-band LTE-M / NB-IoT cellular radio access technology and the u-blox’s leading GNSS technology.
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Page 2: Document Information
EVK-SARA-R52 - User guide Document information Title EVK-SARA-R52 Subtitle SARA-R52 series cellular evaluation kits Document type User guide Document number UBX-23006467 Revision and date 06-Jun-2023 Disclosure restriction C1-Public This document applies to the following products: Product name Type number EVK-SARA-R520... -
Page 3: Table Of Contents
EVK-SARA-R52 - User guide Contents Document information ..........................2 Contents ................................3 Introduction ............................. 4 Board quick start ........................... 5 Register to network ..........................9 Setting up cellular packet data connection on Windows ............10 EVK-SARA-R52 hardware ........................ 13 Appendix ............................... 21 Setting up AT terminal communication .................. -
Page 4: Introduction
• The EVK-SARA-R520M10 evaluation kit, for evaluation of SARA-R520M10-02B All evaluation kits are referred to as EVK-SARA-R52, as they are the same in the related variants, except for the specific module product variant installed on it, with possible related parts. -
Page 5: Board Quick Start
Figure 2: SIM and antenna set up 1. Insert a SIM card into J300, the SIM card holder; 2. Connect the cellular antenna provided with the EVK-SARA-R52 evaluation kit box to J106, the cellular antenna SMA connector; 3. If the GNSS functionality is required: a. - Page 6 EVK-SARA-R52 - User guide 2.1.2 Power supply DL400 DL401 J403 J402 SW400 DL401 J400 J404 J300 GPIO-ON ON-BOARD MINIUSB GNSS V_BCKP UART1 DL400 DL405 J1 03 (J1 01 on bottom side) BATT DISABLE UART0 VCC_MOD J500 J109 J1 1 2...
- Page 7 EVK-SARA-R52 - User guide 2.1.3 Local connectivity J403 J402 DL401 SW400 J400 J300 SW401 SW403 J404 GPIO-ON ON-BOARD MINIUSB GNSS V_BCKP UART1 DL400 DL405 J1 03 BATT DISABLE DL405 DL404 UART0 VCC_MOD J500 J1 09 J1 1 2 DS1 39...
- Page 8 AT terminal for Windows. 2.2 Switch off the cellular system To switch off the cellular system in the EVK-SARA-R52, send the +CPWROFF AT command. ☞ Issue AT+CPWROFF command before switching off the main power supply, otherwise settings and configuration parameters may not be saved in the non-volatile memory of the cellular module.
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Page 9: Register To Network
EVK-SARA-R52 - User guide Register to network 3.1 Enabling error result codes Command sent by DTE (user) DCE response (module) Description AT+CMEE=2 Enable the cellular module to report verbose error result codes. 3.2 PIN code insertion (when required) Command sent by DTE (user) -
Page 10: Setting Up Cellular Packet Data Connection On Windows
EVK-SARA-R52 - User guide Setting up cellular packet data connection on Windows This section describes how to set up a packet data connection on Windows 10 using the operating system’s TCP/IP stack and EVK-R5. This is also referred to as a dial-up connection. - Page 11 EVK-SARA-R52 - User guide 3. Select Standard 33600 bps Modem. Click Next. 4. Select COM port for data communication and click Next. The modem will be installed on this COM port. 5. Click Finish to complete the installation. 6. Now the new modem is visible in Control Panel, under Phone and Modem >...
- Page 12 A name for the connection (e.g., “R5 Dial-up”) The packet data connection is now ready to be used with EVK-SARA-R52. Click Connect to start the connection, then start a browser to check internet connectivity. Consult the cellular network operator for username and password. In most cases, they can be left empty.
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Page 13: Evk-Sara-R52 Hardware
EVK-SARA-R52 - User guide EVK-SARA-R52 hardware 5.1 EVK-SARA-R52 block diagram and basic description Figure 5 shows the main interfaces and internal connections of the EVK-SARA-R52 evaluation kit: Cellular USB Cellular (two UARTs) antenna (J201 ) (J1 06) Cellular RS232 RS232... - Page 14 EVK-SARA-R52 - User guide J1 07 J248 J248 Pin 1 Pin 3 Pin 1 Figure 6: 3-pin header J248 available to set the routing of the UART interfaces The USB interface of the cellular module (available for diagnostic purpose only) is available on the native USB connector (J105) mounted on the cellular adapter board.
- Page 15 Slide switch to connect / disconnect backup battery to V_BCKP pin of SW204 EVB-WL3 the GNSS module mounted on the ADP-GNSS Table 2: EVK-SARA-R52 switches, jumpers and buttons description For EVK-SARA-R520M10 it is recommended to keep this switch in “DETACH” position. UBX-23006467 - R01 EVK-SARA-R52 hardware...
- Page 16 ADP-GNSS GNSS time pulse MAX-M10S GNSS time pulse DS121 ADP-GNSS Cellular / GNSS I2C Cellular / GNSS module communication over the I2C interface DS107 ADP-GNSS Table 3: EVK-SARA-R52 LEDs description UBX-23006467 - R01 EVK-SARA-R52 hardware Page 16 of 24 C1-Public...
- Page 17 J102 ADP-GNSS USB interface Table 4: EVK-SARA-R52 connectors description ⚠ Caution! In the unlikely event of a failure in the internal protection circuitry, there is a risk of an explosion when charging a fully or a partially discharged battery. Replace the battery when it no longer has sufficient charge for unit operation.
- Page 18 EVK-SARA-R52 - User guide 5.5 EVK-SARA-R52 pin out Table 5 lists the interfaces of the SARA-R52 series modules, as routed up to the 42-pin dual-in-line board-to-board connectors (J103 and J104), the 2-pin header connector (J107), the mini USB connector (J105), the micro SD card connector (J203) or the SMA connectors (J106 and J112) available on the ADP-SARA-R52 adapter board of the evaluation kit.
- Page 19 EVK-SARA-R52 - User guide Dual-in-line board-to-board connector J104 Dual-in-line board-to-board connector J103 Signal name Pin no. Pin no. Signal name Signal name Pin no. Pin no. Signal name Not connected Not connected RSVD * Not connected Not connected Not connected...
- Page 20 EVK-SARA-R52 - User guide 5.6 Current consumption measurement To measure the current consumption of SARA-R52 series modules, remove the jumper socket from the cellular VCC supply jumper J109 on the ADP-SARA-R52 board, as shown in Figure J403 J402 DL401 SW400...
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Page 21: Appendix
EVK-SARA-R52 - User guide Appendix A Setting up AT terminal communication The u-blox m-center cellular module evaluation tool is a powerful platform for evaluating, configuring and testing u-blox cellular products. m-center includes an AT commands terminal for communication with the device and can be downloaded for free from www.u-blox.com. For m-center example scripts, visit https://github.com/u-blox/m-center. - Page 22 EVK-SARA-R52 - User guide 8. Click on the AT Terminal button, found at the upper right of the Home page. A new window opens and the AT command terminal is now ready for communication with the EVK-SARA-R52. Figure 11: AT terminal window 9.
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Page 23: B Glossary
EVK-SARA-R52 - User guide B Glossary Abbreviation Definition Adapter Board AT Command Interpreter Software Subsystem, or attention Board-To-Board Clear To Send Data Carrier Detect Data Communication Equipment Direct Current Dual In Line Data Set Ready Data Terminal Equipment Data Terminal Ready... -
Page 24: C Declaration Of Conformities
EVK-SARA-R52 - User guide C Declaration of conformities The equipment is intended for indoor usage. It is the user’s duty to verify if further restrictions apply, such as in airplanes, hospitals, or hazardous locations (petrol stations, refineries…). Any changes or modification made to this equipment will void its compliance to the safety requirements.