Data Sheet

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Very low power BlueNRG module for Bluetooth® Low Energy v5.0

• Bluetooth v5.0 compliant

– Supports master and slave modes

– Multiple roles supported simultaneously

• Based on BlueNRG-2, BLE SoC:

– High performance, ultra-low power Cortex-

M0 32-bit based core

– Programmable embedded 256 KB Flash

– 24 KB embedded RAM with data retention

• Interfaces:

1 x UART, 1 x I2C, 1xSPI, 14 x GPIO, 2

x multifunction timer, 10-bit ADC,

Watchdog & RTC, DMA controller, PDM

stream processor, SWD debug Interface

• Bluetooth radio performance:

– Max Tx power: + 8 dBm

– Excellent link reliability

– Embedding BALF-NRG-02D3 integrated

matched balun with harmonic filter

• On-board chip antenna

• Small form factor: 11.5mmx13.5mm

• Complemented with Bluetooth low energy

protocol stack library (GAP, GATT, SM,

L2CAP, LL)

• AES security co-processor

• Bluetooth low energy SDK with wide range of

profile available

• Certifications:

– EU (RED) Type certificate

– FCC, IC modular approval certification

– BT SIG End Product QDID

• Pre-programmed UART bootloader

• Operating supply voltage: from 1.7 to 3.6 V

• Operating temperature range: -40 °C to 85 °C

Applications

• Internet of Things

• Smart Home

• Building and Industrial Automation

• Smart Lighting

• Remote and access control

• Fitness, wellness and sports

• Consumer medical

• Security and proximity

• Assisted living

• PC and smart phone peripherals

Description

The BLUENRG-M2SA is a Bluetooth

low

Energy System-on-Chip application processor

certified module, compliant with BT specifications

v5.0 and BQE qualified. The BLUENRG-M2SA

module supports multiple roles simultaneously

and can act at the same time as Bluetooth Smart

master and slave device.

The BLUENRG-M2SA is based on BlueNRG-2

system-on-chip and entire Bluetooth Low Energy

stack and protocols are embedded into module.

The BLUENRG-M2SA module provides a

complete RF platform in a tiny form factor. Radio,

embedded antenna and high frequency

oscillators are integrated to offer a certified

solution to optimize the time to market of the final

applications.

The BLUENRG-M2SA can be powered directly

with a pair of AAA batteries or any power source

from 1.7 to 3.6 V.

BlueNRG-M2SA

Preliminary Datasheet

Features

Summary of content (32 pages)

PAGE 1
BlueNRG-M2SA Preliminary Datasheet Very low power BlueNRG module for Bluetooth® Low Energy v5.0 • Pre-programmed UART bootloader • • Operating supply voltage: from 1.7 to 3.6 V Operating temperature range: -40 °C to 85 °C Applications Features • Bluetooth v5.
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BlueNRG-M2SA Contents 1 General description ................................................................................... 4 2 Block diagram ............................................................................................ 5 3 Software Development .............................................................................. 6 4 3.1 Software development Kit .............................................................................6 3.2 Software Architecture ....................
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BlueNRG-M2SA 8 ECOPACK® ................................................................................................30 9 Traceability ...............................................................................................30 10 Revision history .......................................................................................31 Rev 0.
PAGE 4
BlueNRG-M2SA 1 General description The BLUENRG-M2SA is a Bluetooth Smart application processor module compliant with Bluetooth® specifications v5.0 with embedded ceramic antenna. The BLUENRG-M2SA module has been designed around the ST BlueNRG-2 SoC where its Cortex-M0 core can execute both Bluetooth protocols and customer application.
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BlueNRG-M2SA Block diagram Battery or External Supply BLUENRG-M2SA SIMPLE SUPPLY FILTER (Only Capacitors) INTERNAL 2.45 GHz Bluetooth CERAMIC ANTENNA FLASH RAM Host Controller MEMORY MEMORY interface (256 kB) (24 kB) RF BALUN + Filter BLUETOOTH BLUENRG-2 32 MHz internal clock 32.768 kHz internal clock Crystal 32 MHz clock Crystal 32.768 kHz clock I/0 Signals (Optionals) SPI LINE I2CBUS LINE I LINE UART ADC (2 ch. max) INTERNAL regulator GPIO signals 2 Figure 1: HW block diagram Rev 0.
PAGE 6
BlueNRG-M2SA 3 Software Development 3.1 Software development Kit The BLUENRG-M2SA module embeds the BlueNRG-2 application processor. Refer to the BlueNRG-2 web page (http://www.st.com/en/wireless-connectivity/BlueNRG-2.html) to get access to: • • • • • • BlueNRG-2 datasheet development kit application notes user manuals tools & software design note and tips Software and firmware should be configured taking into account the BLUENRG-M2SA specific configuration as described in the block diagram chapter.
PAGE 7
BlueNRG-M2SA 3.2 Software Architecture There are two possible software architectures: 1. Host-less mode (application processor): customer application runs on the BLUENRG-M2SA module. Many sample projects are available in the Development Kit. BLE Application Processor BlueNRG-M2SA Application and Profiles GPIO BLE Protocol stack ADC Link Layer 2.4 GHz BlueNRG Radio Cortex-M0 32MHz Comm. Peripherals Figure 2: BLUENRG-M2SA - BLE Application Processor 2.
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BlueNRG-M2SA 4 Hardware specifications General conditions (VIN= 3.3 V and 25 °C) 4.1 Absolute maximum ratings Rating Min Typ. Max Unit Storage temperature range -40 - +85 °C Supply voltage, VIN -0.3 - 3.9 V I/O pin Voltage (VIO five-volt tolerant pin) -0.3 - 3.9 V - 8 - dBm Min Typ. Max Unit Storage temperature range -40 - +85 °C Supply voltage, VIN 1.7 3.3 3.6 V Signals & I/O pin voltage (according supply voltage) 1.7 - 3.6 V Min Typ. Max Unit - 5.
PAGE 9
BlueNRG-M2SA 4.4 Current consumption Characteristics measured over recommended operating conditions unless otherwise specified. Typical value are referred to TA = 25 °C, Vin = 3.0 V Current consumption values has been taken using the “BlueNRG current consumption estimation tool”, configured to match the BLUENRG-M2SA configuration. The tool is available on ST.com at: http://www.st.com/en/embedded-software/stsw-bnrg001.html Reported values have been taken configuring the tool as shown in the Figure 4.
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BlueNRG-M2SA Figure 5: Typical current consumption profile at +5dBm Figure 6: Typical current consumption profile at 0 dBm P a g e | 10 Rev. 0.
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BlueNRG-M2SA 4.5 Pin assignment Figure 7: Pin assignment As described in the previous picture the BLUENRG-M2SA module is using exposed pad in order to allow a full optical visual inspection in order to fulfill the needs of industrial grade applications. The Table 4 provides the association between BLUENRG-M2SA module pin and the related BlueNRG-2 pin. Refer to the BlueNRG-2 datasheet for detailed description.
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BlueNRG-M2SA 4 DIO5 C2 GPIO5 UART_TXD I2C2_DAT PWM1 5 Vin A3, E6 6 A5 GPIO14 I2C1_CLK SPI_CLK ADC_DATA 7 ANATEST0/ DIO14/ DIO7/BOOT(*) D2 GPIO7 UART_CTS I2C2_DAT PDM_CLK 8 GND A4, B6, C1, F5 9 DIO6 D1 GPIO6 UART_RTS I2C2_CLK PDM_DATA 10 DIO8 D3 GPIO8 UART_TXD SPI_CLK PDM_DATA 11 DIO11 E2 GPIO11 UART_RXD SPI_CS1 - 12 DIO9 E1 GPIO9 13 DIO10 F1 GPIO10 14 ANATEST1 D4 15 DIO0 A2 GPIO0 UART_CTS SPI_CLK - 16 DIO2 A1 GPIO2 PWM0 PDM_CLK 17 DIO3
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BlueNRG-M2SA 4.6 Mechanical dimensions Figure 8: Mechanical dimensions Figure 9: Recommend land pattern top view Rev 0.
PAGE 14
BlueNRG-M2SA 5 Hardware design Note: All unused pins should be left floating; do not ground. GND pin must be well grounded. Traces should not be routed underneath the module. The area around the module should be free of any ground planes, power planes, trace routings, or metal for 6 mm from the module antenna position, in all directions. - 5.1 Reset Circuitry The BLUENRG-M2SA module requires an external pull-up reset circuitry to ensure proper operation at power on.
PAGE 15
BlueNRG-M2SA For more information refer to the BlueNRG-2 technical documentation (http://www.st.com/en/wireless-connectivity/BlueNRG-2.html ) 5.3 Reflow soldering The BLUENRG-M2SA is a high temperature strength surface mount Bluetooth® module supplied on a 23 pin, 4-layer PCB. Module is assembled with special soldering paste that allow to make the additional reflow with no changes in the module original characteristic. It’s important to respect the parameter listed in table 6.
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BlueNRG-M2SA Figure 11: Soldering profiles P a g e | 16 Rev. 0.
PAGE 17
BlueNRG-M2SA 6 Regulatory compliance 6.1 This module has been tested and found to comply with the FCC part 15 rules. These limits are designed to provide reasonable protection against harmful interference in approved installations. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
PAGE 18
BlueNRG-M2SA 1. this device may not cause harmful interference, and 2. 6.1.2 this device must accept any interference received, including any interference that may cause undesired operation. Product manual instructions This section applies to OEM final products containing the BLUENRG-M2SA module, subject to FCC compliance.
PAGE 19
BlueNRG-M2SA 6.2 IC certification This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada’s licence-exempt RSS(s). Operation is subject to the following two conditions: 1. This device may not cause interference. 2. This device must accept any interference, including interference that may cause undesired operation of the device. In addition, accordingly to RSS-102 clause 2.
PAGE 20
BlueNRG-M2SA 2. 6.2.2 this device must accept any interference received, including any interference that may cause undesired operation. Product manual instructions This section applies to OEM final products containing the BLUENRG-M2SA module, subject to IC compliance.
PAGE 21
BlueNRG-M2SA 6.3 EU Type approval for BLUENRG-M2SA module The BLUENRG-M2SA module has been certified in conformity with the essential requirements of the RED Directive (Radio Equipment Directive) 20174/53/EU based on the tests done according to the following standards: • ETSI EN 300 328 V2.1.1 (2016:11) ETSI EN 301 489-17 V3.1.1 (2017-02) • ETSI EN 301 489-1 V2.1.1 (2017-02) • EN 60950-1:2006 + A11:2009 + A12:2011 + A1:2010 + A2:2013 + AC:2011 • ETSI EN 300 328 V2.1.
PAGE 22
BlueNRG-M2SA Appendix A Déclaration de conformité A.1 Certification FCC Le module BLUENRG-M2SA a été testé et déclaré conforme avec la section 15 de la Règlementation FCC. Ces limitations sont stipulées afin de procurer une protection raisonnable contre les interférences gênantes dans les installations approuvées.
PAGE 23
BlueNRG-M2SA A.1.1 Instructions d'étiquetage Lors de l'intégration du module BLUENRG-M2SA dans le produit final, le fabricant doit s’assurer que les exigences en matière d'étiquetage de la FCC sont satisfaites. Une déclaration doit être placée sur l’étiquette extérieure du produit final indiquant que le produit comprend un module certifié.
PAGE 24
BlueNRG-M2SA “Remarque : Cet équipement a été testé et déclaré conforme aux limitations prévues dans le cadre de la classe B des appareils numériques, définies par la section 15 du règlement de la FCC. Ces limites sont conçues pour fournir une protection raisonnable contre toute interférence dangereuse issue d'une installation résidentielle.
PAGE 25
BlueNRG-M2SA A.2 CertificationIC (a) Cet appareil contient des émetteurs / récepteurs exemptés de licence conformes aux CNR (CNR) d'Innovation, Sciences et Développement économique Canada. Le fonctionnement est soumis aux deux conditions suivantes: 1. Cet appareil ne doit pas causer d'interférences. 2. Cet appareil doit accepter toutes les interférences, y compris celles susceptibles de provoquer un fonctionnement indésirable de l'appareil. En outre, conformément à la clause 2.
PAGE 26
BlueNRG-M2SA L'étiquette doit comporter les informations suivantes (ou une mention analogue que recouvre la même notion): Contient IC ID: 8976C-BNRGM2SA OU Ce produit contient IC ID: 8976C-BNRGM2SA Le sous-traitant doit inclure les énoncés suivants sur l’étiquette extérieure du produit final à moins que le produit ne soit trop petit (par exemple moins de 4 x 4 pouces): Cet appareil est en conformité aux normes IC.
PAGE 27
BlueNRG-M2SA Ces limites sont conçues pour fournir une protection raisonnable contre toute interférence dangereuse issue d'une installation résidentielle. Cet équipement produit, utilise et peut émettre de l'énergie radio électrique et, s'il n'est pas installé et utilisé conformément aux présentes instructions, peut causer des interférences nuisibles aux communications radio. Cependant, il se peut que des interférences se produisent dans une installation particulière.
PAGE 28
BlueNRG-M2SA A.3 Certification CE Le module BLUENRG-M2SA a obtenu une certification de conformité aux normes suivantes:- - EN 62479:2010 EN 60950-1:2006 + A11:2009 + A1:2010 + A12:2011 + A2:2013 ETSI EN 301 489-17 V3.1.1 (2017-02) ETSI EN 301 489-1 V2.1.1 (2017-02) ETSI EN 300 328 v 2.1.1 (2016-11) Le module est certifié CE: P a g e | 28 Rev. 0.
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SPBTLE-1SS 7 Ordering information Order code BlueNRG-M2SA Description Packing MOQ Bluetooth® V5.0 module TBD TBD Figure 12: Ordering information 32 Rev 0.
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BlueNRG-M2SA 8 ECOPACK® In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK® packages, depending on their level of environmental compliance. ECOPACK® specifications, grade definitions and product status are available at: www.st.com. ECOPACK® is an ST trademark. 9 Traceability Each module is univocally identified by serial number stored in a 2D data matrix laser marked on the bottom side of the module itself.
PAGE 31
BlueNRG-M2SA 10 Revision history Date Revision October 19, 2018 1 Changes Initial release. Figure 14: Document revision history Rev 0.
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