Wurth Elektronik 261001102500 Series User Manual

Evaluation board for radio module calypso

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U
SER MANUAL
E
VALUATION BOARD FOR RADIO
C
MODULE
ALYPSO
261001102500
X
V
1.6
ERSION
J
12, 2023
UNE

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Summary of Contents for Wurth Elektronik 261001102500 Series

  • Page 1 SER MANUAL VALUATION BOARD FOR RADIO MODULE ALYPSO 261001102500 ERSION 12, 2023...
  • Page 2 *************** MUST READ Check for firmware updates Before using the product make sure you use the most recent firmware version, data sheet and user manual. This is especially important for Wireless Connectivity products that were not purchased directly from Würth Elektronik eiSos. A firmware update on these respective products may be required.
  • Page 3 WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual Revision history Document Notes Date version version November 2018 • Initial version January 2019 • editorial changes • Added chapter Regulatory compliance February 2019 information • Added Marketing name March 2019 • Added Product image in chapter Supported radio modules •...
  • Page 4 WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual Abbreviations Abbreviation Name Description Field Sales Support and sales contact person responsible for Engineer limited sales area HIGH High signal level Low signal level Describes everything relating to the wireless Radio frequency transmission.
  • Page 5: Table Of Contents

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual Contents 1 Supported radio modules 2 Functional description Taking into operation ....... . . 3 Development board Block diagram .
  • Page 6 WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual Customer responsibility related to specific, in particular safety-relevant appli- cations ......... 25 Best care and attention .
  • Page 7: Supported Radio Modules

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 1 Supported radio modules The Calypso evaluation board is exclusively for the Calypso module: WE order code Description WLAN IEEE 802.11 b/g/n radio module with smart antenna 261001102500x configuration Table 1: Compatibility Figure 1: Product image 2 Functional description The evaluation board offers the user the possibility to develop hard- and software for the com-...
  • Page 8: Taking Into Operation

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 2.1 Taking into operation Before starting to work with the evaluation board make sure that, • The jumpers on the EV board are placed on the default locations. • FTDI driver package is installed on the PC. The latest version of the drivers can be down- loaded from (www.ftdichip.com/Drivers/VCP.htm).
  • Page 9: Development Board

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 3 Development board 3.1 Block diagram Figure 2: Block diagram Calypso Version 1.6, June 2023 www.we-online.com/wcs...
  • Page 10: Overview

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 3.2 Overview The evaluation board is equipped with a number of jumpers and connectors. This allows the user to access to every signal/pin enabling complete evaluation of the radio module. In the fol- lowing a detailed description of the jumpers and connectors is provided.
  • Page 11: Jumpers

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 3.3 Jumpers Figure 4: Jumpers, defaults 3.3.1 JP1 JP1 enables connection to functionally essential signals including the primary UART interface, BOOT , WAKE_UP as well as the status indication signals STATUS_IND_x. In its default con- figuration, the UART interface is connected to the USB via serial-USB (FTDI) adapter, BOOT to the push button and the STATUS_IND_x to the two LEDs.
  • Page 12: Jp2

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual Module Pin Function Jumper set (default) URXD UTXD /RTS /CTS 9,10 STATUS_IND_0, LED_G 11,12 STATUS_IND_1, LED_Y 13,14 WAKE_UP 15,16 BOOT 3.3.2 JP2 JP2 allows nReset, WAKE_UP and the BOOT to be optionally driven from PC via the FTDI CBUSx pins.
  • Page 13 WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual With JP5 set, the module will not start any of it’s implemented application modes and will not behave as explained in the manual. Module Pin Function Jumper set (default) BOOT Pin to pull up Calypso Version 1.6, June 2023 www.we-online.com/wcs...
  • Page 14: Connectors And Pin Headers

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 3.4 Connectors and pin headers Figure 5: Connectors The connectors marked red in figure 5 needs to be connected appropriately to ensure essen- tial functionality of the module. The connectors marked blue can be optionally connected to additional equipment and/or are reserved future functions.
  • Page 15: Con2

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual CON1 Function Inner Outer 3.4.2 CON2 Connector CON2 is a micro-USB socket that enables connection to PC via standard micro-USB cable. CON2 Function Micro-USB connector for host connection and VCC bus supply 3.4.3 CON3 Connector CON3 (SMA receptacle) is used to connect an external antenna.
  • Page 16: Con5

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual CON4 Function CON4 Function Not connected Not connected SFL_DOUT SFL_CS SFL_CLK Not connected SFL_DIN Not connected nRESET Not connected Not connected Not connected Not connected Not connected 3.4.5 CON5 Connector CON5 is the JTAG debugging interface. It can be used in case of custom firmware development with "debug"...
  • Page 17: Con8

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual CON7 Function CON7 Function I2C_SCL I2C_SDA Not connected GPIO 3.4.8 CON8 On Connector CON8 several module pins are available. CON8 Function CON8 Function SPI_CLK, GPIO14 SPI_MISO, GPIO15 SPI_CS_N, GPIO17 SPI_MOSI, GPIO16 I2C_SCL, GPIO10 I2C_SDA, GPIO11 GPIO12 GPIO22, APP_MODE_0...
  • Page 18: Con9

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual APP_MODE_1, CON8_13 APP_MODE_0, CON8_12 Description AT command normal mode OTA mode Provisioning mode AT command terminal mode 3.4.9 CON9 Connector CON9 enables connection of an external power supply directly to the radio module and thereby the possibility to test the application power source.
  • Page 19: Buttons

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 3.5 Buttons Figure 6: Buttons 3.5.1 nRESET button Internally the active low reset input of the micro processor is connected via a RC combination with the power supply to ensure a proper startup of the module. Please refer to the module specific manual for detailed information.
  • Page 20: Leds

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 3.6 LEDs This evaluation board has three LEDs 3.6.1 Power An active power LED indicates that the power supply to the evaluation board is active. See Section 3.7.1 for more details. 3.6.2 Mode The mode LED is connected to the STATUS_IND_0 pin of the module and indicates specific events based on the application mode.
  • Page 21: Function Blocks

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 3.7 Function blocks 3.7.1 Power supply The development board can be run and supplied via USB when the module’s current draw is not exceeding the USB specification. The integrated voltage regulator regulates the connected USB voltage 5 V down to 3.3 V and supplies the remaining parts of the circuit.
  • Page 22: Schematic

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 3.8 Schematic Figure 7: Circuit diagram Calypso Version 1.6, June 2023 www.we-online.com/wcs...
  • Page 23: Layout

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 3.9 Layout Figure 8: Assembly diagram Calypso Version 1.6, June 2023 www.we-online.com/wcs...
  • Page 24: Top, Inner & Bottom Layers

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual Figure 9: Top, inner & bottom Layers Calypso Version 1.6, June 2023 www.we-online.com/wcs...
  • Page 25: Radiation Characteristic Of The Module's Internal Antenna

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 3.10 Radiation characteristic of the module’s internal antenna Figure 10: Antenna characteristic of the module with its integrated antenna measured on the official evaluation board It is important to be aware that size and shape of the ground plane as well as the placement of module has influence on the radiation pattern.
  • Page 26: Regulatory Compliance Information

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 4 Regulatory compliance information Pursuant to Article 1 (2.) of the EU directive 2014/53/EU, Article 1 (2.) the directive does not apply to equipment listed in Annex I (4.): custom-built evaluation kits destined for professionals to be used solely at research and development facilities for such purposes.
  • Page 27: Important Notes

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 5 Important notes The following conditions apply to all goods within the wireless connectivity product range of Würth Elektronik eiSos GmbH & Co. KG: 5.1 General customer responsibility Some goods within the product range of Würth Elektronik eiSos GmbH & Co. KG contain statements regarding general suitability for certain application areas.
  • Page 28: Product Improvements

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 5.5 Product improvements Due to constant product improvement, product specifications may change from time to time. As a standard reporting procedure of the Product Change Notification (PCN) according to the JEDEC-Standard, we inform about major changes. In case of further queries regarding the PCN, the field sales engineer, the internal sales person or the technical support team in charge should be contacted.
  • Page 29: Legal Notice

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 6 Legal notice 6.1 Exclusion of liability Würth Elektronik eiSos GmbH & Co. KG considers the information in this document to be cor- rect at the time of publication. However, Würth Elektronik eiSos GmbH & Co. KG reserves the right to modify the information such as technical specifications or functions of its products or discontinue the production of these products or the support of one of these products without any written announcement or notification to customers.
  • Page 30 WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual where a higher safety standard and reliability standard is especially required or where a failure of the product is reasonably expected to cause severe personal injury or death, unless the par- ties have executed an agreement specifically governing such use. Moreover, Würth Elektronik eiSos GmbH &...
  • Page 31: License Terms

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 7 License terms These License terms will take effect upon the purchase and usage of the Würth Elektronik eiSos GmbH & Co. KG wireless connectivity products. You hereby agree that these license terms are applicable to the product and the incorporated software, firmware and source codes (collectively, "Software") made available by Würth Elektronik eiSos in any form, including but not limited to binary, executable or source code form.
  • Page 32: Ownership

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual shall inform Würth Elektronik eiSos about the intent of such usage before design-in stage. In certain customer applications requiring a very high level of safety and in which the malfunction or failure of an electronic component could endanger human life or health, you must ensure to have all necessary expertise in the safety and regulatory ramifications of your applications.
  • Page 33: Limitation Of Liability

    WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual 7.6 Limitation of liability Any liability not expressly provided by Würth Elektronik eiSos shall be disclaimed. You agree to hold us harmless from any third-party claims related to your usage of the Würth Elektronik eiSos’...
  • Page 34 WIRELESS CONNECTIVITY & SENSORS Evaluation board user manual List of Figures Product image ........Block diagram .
  • Page 35 Contact Würth Elektronik eiSos GmbH & Co. KG Division Wireless Connectivity & Sensors Max-Eyth-Straße 1 74638 Waldenburg Germany Tel.: +49 651 99355-0 Fax.: +49 651 99355-69 www.we-online.com/wireless-connectivity...

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