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Getting started with the X-NUCLEO-S2868A2 Sub-1 GHz 868 MHz RF expansion
Introduction
The
X-NUCLEO-S2868A2
expansion board is based on the
ISM frequency band.
The
X-NUCLEO-S2868A2
interfaces with the
change some of the GPIOs by mounting or removing the resistors.
The expansion board is compatible with ST morpho and Arduino UNO R3 connectors.
UM2638 - Rev 1 - December 2019
For further information contact your local STMicroelectronics sales office.
board based on S2-LP radio for STM32 Nucleo
S2-LP
STM32 Nucleo
microcontroller via SPI connections and GPIO pins. You can
Figure 1.
X-NUCLEO-S2868A2 expansion board
ultra-low power RF transceiver and operates in the 868 MHz
UM2638
User manual
www.st.com
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Table of Contents
Related Manuals for ST X-NUCLEO-S2868A2
Summary of Contents for ST X-NUCLEO-S2868A2
- Page 1 STM32 Nucleo microcontroller via SPI connections and GPIO pins. You can change some of the GPIOs by mounting or removing the resistors. The expansion board is compatible with ST morpho and Arduino UNO R3 connectors. Figure 1. X-NUCLEO-S2868A2 expansion board UM2638 - Rev 1 - December 2019 www.st.com...
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Page 2: Acronyms And Abbreviations
UM2638 Acronyms and abbreviations Acronyms and abbreviations Table 1. List of acronyms Acronym Description Automatic meter reading EEPROM Electrically erasable programmable read only memory Giga Hertz Graphical user interface Light emitting diode Microcontroller unit Point-to-point communication Radio frequency communication Serial peripheral interface Universal serial bus wM-Bus Wireless metering bus... -
Page 3: Getting Started
UM2638 Getting started Getting started Overview X-NUCLEO-S2868A2 main features are: • Based on S2-LP radio • S2-LP narrow band ultra-low power sub-1 GHz transceiver tuned for 860 - 940 MHz frequency band • Programmable RF output power up to +16 dBm •... -
Page 4: Hardware And Software Requirements
STM32 Nucleo development boards, connect the boards as shown below. Figure 2. X-NUCLEO-S2868A2 expansion board connected to an STM32 Nucleo development board The interconnection between the STM32 Nucleo and the X-NUCLEO-S2868A2 is designed to allow the use of... -
Page 5: Hardware Description And Configuration
Interconnection details X-NUCLEO-S2868A2 expansion board and the NUCLEO-F401RE NUCLEO-L152RE board connection details are listed in the table below. Table 2. X-NUCLEO-S2868A2 and NUCLEO-L152RE connection details (left connector) Signal name IOREF RESET Connector name CN6 Power CN8 Analog Pin number NUCLEO-L152RE MCU port... -
Page 6: Current Measurement
To monitor the X-NUCLEO-S2868A2 expansion board power consumption, use jumper JP1: connect an ammeter probe between the connector pins 1 and 2 for measurements. X-NUCLEO-S2868A2 component placement details The figure below shows the component placement on the X-NUCLEO-S2868A2 expansion board. -
Page 7: X-Nucleo-S2868A2 On-Board Device Description
UM2638 X-NUCLEO-S2868A2 on-board device description X-NUCLEO-S2868A2 on-board device description SPI EEPROM M95640-R is a 64 Kbit serial SPI bus EEPROM with high-speed clock interface. The device can be used to store the configuration parameters related to S2-LP RF device application or settings. -
Page 8: Schematic Diagrams
S S T T S S A A F F E E - - A A 1 1 0 0 0 0 2 2 . . 2 2 K K +3V3 +3V3 Figure 5. X-NUCLEO-S2868A2 circuit schematic - Arduino connectors C C N N 5 5 C C N N 6 6 IOREF +3V3... - Page 9 UM2638 Schematic diagrams Figure 6. X-NUCLEO-S2868A2 circuit schematic - ST morpho connectors ST morpho DX connector ST morpho SX connector CN10 PC10 PC11 PC12 BOOT0 AVDD NC/PF6 NC/PF7 IOREF PA12 PA13 RESET PA11 PA14 +3V3 PB12 PA15 PB11/NC PC13 PC14...
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Page 10: Bill Of Materials
UM2638 Bill of materials Bill of materials Table 6. X-NUCLEO-S2868A2 bill of materials Item Q.ty Ref. Part/Value Description Manufacturer Order code CON10 550 VAC 2.54 mm Connector 4UCON SSQ-110-03-F-S pitch CON8 550 VAC CN6, CN9 Connectors 4UCON SSQ-108-03-F-S 2.54 mm pitch... - Page 11 UM2638 Bill of materials Item Q.ty Ref. Part/Value Description Manufacturer Order code 10 µH 250 mA SMPS out inductor Murata LQM21FN100M70L SMD-0805 12 nH 600 mA Wire-wound Murata LQW18AN12NJ00D ±2% SMD-0603 4.7 nH 220 mA Johanson Inductor L-07C4N7SV6T SMD-0402 Technology Inc. 8.2 nH 550 mA not mounted Murata...
- Page 12 UM2638 Bill of materials Item Q.ty Ref. Part/Value Description Manufacturer Order code 2.7 pF 100 V 0.25 pF Shunt Murata GRM1555C2A2R7CA01D SMD_0402 UM2638 - Rev 1 page 12/19...
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Page 13: Formal Notices Required By The U.s. Federal Communications Commission ("Fcc")
UM2638 Formal notices required by the U.S. Federal Communications Commission ("FCC") Formal notices required by the U.S. Federal Communications Commission ("FCC") FCC NOTICE: This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. -
Page 14: Formal Product Notice Required By The Industry Canada ("Ic")
UM2638 Formal product notice required by the Industry Canada ("IC") Formal product notice required by the Industry Canada ("IC") Innovation, Science and Economic Development Canada Compliance - This device complies with Innovation, Science and Economic Development RSS standards. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. -
Page 15: Revision History
UM2638 Revision history Table 7. Document revision history Date Revision Changes 12-Dec-2019 Initial release. UM2638 - Rev 1 page 15/19... -
Page 16: Table Of Contents
X-NUCLEO-S2868A2 component placement details ....... . . 6 X-NUCLEO-S2868A2 on-board device description ........7 SPI EEPROM . - Page 17 List of acronyms ..............2 Table 2. X-NUCLEO-S2868A2 and NUCLEO-L152RE connection details (left connector) ......5 Table 3.
- Page 18 X-NUCLEO-S2868A2 circuit schematic - ST morpho connectors........
- Page 19 ST’s terms and conditions of sale in place at the time of order acknowledgement. Purchasers are solely responsible for the choice, selection, and use of ST products and ST assumes no liability for application assistance or the design of Purchasers’...
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