Eurotech CPU-310-12 Le manuel du propriétaire

User manual

CPU-310-12

Embeddable SBC - TI AM335x, LTE Cat 1

Rev. 1-0 —

15 July 2019 — CPU-310-12_Man_ENG_1-0 — ENGLISH

Trademarks

All trademarks, registered trademarks, logos, trade names, products names contained in this document

are the property of their respective owners.

Intended audience of this document

This document is intended for system integrators: skilled persons with a thorough knowledge in linking

together, physically or functionally, different computing systems and software applications to operate as a

coordinated whole in compliance with the applicable regulations.

Revision history

Revision Description Date

1-0 First release 15 July 2019

CPU-310-12 User manual Rev. 1-0 How to get started

HOW TO GET STARTED

To get started with the CPU-310-12, follow these steps:

1. Read carefully and understand the instructions and warnings contained in this manual.

To lower the risk of personal injury, electric shock, fire, or damage to equipment, observe the

instructions and warnings contained in this manual.

For more information see: "Safety instructions" on page9.

Whenever in doubt regarding the correct understanding of this document, contact the Eurotech

Technical Support.

For more information see: "How to receive technical assistance" on page17

2. Know the CPU-310-12 and its interfaces.

For more information see:

l "Product overview" on page23

l "Technical specifications" on page25

l "Interfaces overview" on page33

l "Interfaces in detail" on page37

3. Understand how to login the Administration Console and how to manage the interfaces in

Linux.

For more information see:

l "How to login the Administration Console" on page61

l "How to manage the interfaces in Linux" on page63

4. Install the CPU-310-12.

For more information see:

l "Mechanical specifications" on page89

l "How to install the product" on page91

5. Supply power to the CPU-310-12 respecting all safety instructions.

For more information see: "Power supply. How to turn on/off and reset the product" on page93

6. Start developing your IoT applications.

The CPU-310-12 supports the Eurotech Everyware Software Framework (ESF). ESF is a smart

application container that enables remote management of IoT gateways and provides a wide range

of APIs allowing you to write and deploy your own IoT application.

For more information see:

l "Eurotech Everyware IoT" on page85

l http://esf.eurotech.com/docs.

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CPU-310-12 User manual Rev. 1-0 Contents

CONTENTS

Trademarks 2

Intended audience of this document 2

Revision history 2

How to get started 3

Contents 5

1 Safety instructions 9

1.1 Warning messages used in this document 9

1.1.1 Warning messages for harm to persons 9

1.1.2 Warning messages for damage to property 10

1.2 Warning: power supply safety 10

1.3 Caution: wireless safety 10

1.4 Warning: battery safety 11

1.5 How to prevent damaging electrostatic-sensitive devices 11

2 Consignes de securite 13

2.1 Messages d’avertissement utilisés dans ce document 13

2.1.1 Messages d’avertissement relatifs au dommage aux personnes 13

2.1.2 Messages d’avertissement relatifs aux dommages matériels 14

2.2 Avertissement: sécurité de l’alimentation électrique 14

2.3 Attention: sécurité sur la connectivité sans fil 14

2.4 Avertissement: Sécurité de la Batterie 15

2.5 Comment préserver les appareils sensibles aux décharges électrostatiques 15

3 How to receive technical assistance 17

3.1 How to ask for technical support 17

3.2 How to send a product for repair 17

4 Comment obtenir une assistance technique 19

4.1 Comment contacter le support technique 19

4.2 Comment retourner un produit en service après vente 19

5 Conventions used in this document 21

5.1 Conventions for signal names 21

5.2 Conventions for signal types 21

6 Product overview 23

6.1 Product description 23

6.2 Intended use and not allowed uses of the product 24

6.2.1 Intended use 24

6.2.2 Not allowed uses 24

6.3 Technical specifications 25

6.4 Optional accessories 27

6.5 Product labels 28

7 Norms and certifications 29

7.1 Directive RED 2014/53/EU 29

7.1.1 Modification statement 29

7.2 Statement for class A equipment (only for version: -61) 29

7.3 Statement for KN 32/35 (only for version: -61) 29

7.4 FCC compliance 29

7.5 Restrictions on 5 GHz Wi-Fi usage 30

7.5.1 EU restrictions on 5 GHz Wi-Fi usage 30

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Contents CPU-310-12 User manual Rev. 1-0

7.5.2 FCC restrictions on 5 GHz Wi-Fi usage 30

7.6 RoHS 3 compliance 30

7.7 REACH compliance 31

7.8 WEEE compliance 31

8 Interfaces overview 33

8.1 Top Side Interfaces overview 33

8.2 Bottom Side Interfaces overview 34

8.3 LED Indicators overview 35

9 Interfaces in detail 37

9.1 Wi-Fi and Bluetooth (vers: -62, -65, -66) 37

9.1.1 Wi-Fi specifications 37

9.1.1.1 2.4 GHZ TX output power 37

9.1.1.2 5 GHZ TX output power 37

9.1.2 Bluetooth specifications 38

9.1.3 BLE specifications 38

9.1.4 Antennas connectors specifications 38

9.2 Internal Cellular Modem (vers: -63, -64, -65, -66) 39

9.2.1 Internal Cellular Modem specifications (according to product versions) 39

9.2.1.1 Product features 39

9.2.1.2 LTE data 39

9.2.1.3 Supported RF bands 39

9.2.1.4 TX output power 39

9.2.2 LTE - single antenna operation notes 39

9.2.2.1 Main antenna requirements 40

9.2.2.2 Second antenna requirements (for antenna diversity) 40

9.2.3 Antennas connectors specifications 41

9.2.4 The MicroSIM card holders 42

9.2.4.1 How to insert / remove the MicroSIM card 42

9.3 Digital I/Os 44

9.3.1 Insulated Digital Inputs 44

9.3.1.1 Electrical specifications 44

9.3.1.2 Electrical schematics 44

9.3.2 Insulated Digital Outputs 45

9.3.2.1 Electrical specifications 45

9.3.2.2 Electrical schematics 45

9.3.3 Digital I/Os connector specifications 45

9.4 COM 0 and COM 1 46

9.4.1 Note for termination resistors for COM 0 in RS-485 mode 46

9.4.2 Note for termination resistors for COM 1 in RS-485 mode 46

9.4.3 Note for fail-safe resistors for COM 0 in RS-485 mode 46

9.4.4 Note for fail-safe resistors for COM 1 in RS-485 mode 47

9.4.4.1 Switches meaning 47

9.4.5 Note for RS-485 half duplex (only for COM 0 in RS-485 mode) 47

9.4.6 COM 0 and COM 1 connector specifications 48

9.5 CAN 0 and CAN 1 49

9.5.1 CAN 0 and CAN 1 connector specifications 49

9.6 ETH 0 and ETH 1 50

9.6.1 Ethernet specifications 50

9.6.2 ETH 0 and ETH 1 connectors specifications 50

9.7 USB 0, USB 1, USB 2 51

9.7.1 USB 0 and USB 1 connectors specifications 51

9.7.2 USB 2 connector specifications 51

9.8 Expansion connector 52

9.8.1 Expansion connector specifications 52

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CPU-310-12 User manual Rev. 1-0 Contents

9.9 TTL Serial Console 53

9.9.1 TTL Serial Console connector specifications 53

9.10 MicroSD card holder 54

9.10.1 How to insert / remove the MicroSD card in the holder 54

9.11 RTC (Real Time Clock) 55

9.11.1 The RTC Device "/dev/rtc1" 55

9.11.2 The RTC backup battery 55

9.11.2.1 How to replace / install the battery 55

9.11.2.2 How to enable/disable the battery 56

9.12 Watchdog 56

9.13 Accelerometer and Gyroscope 56

9.14 Programmable pushbutton 56

9.15 The TPM 57

10 The Software 59

10.1 The Linux OS distribution 59

10.2 The bootloader procedure 59

10.3 How to create and use a bootable MicroSD card for a Linux release 59

11 How to login the Administration Console 61

11.1 Default credentials 61

11.2 How to login using the Serial Console 61

11.3 How to Login Via Secure Shell (SSH) 61

11.3.1 How to Login Via eth0 62

11.3.2 How to Login via eth1 62

11.4 How to change the password 62

12 How to manage the interfaces in Linux 63

12.1 How to drive the GPIOs: the GPIO Utility 63

12.2 How to know which version of Linux is installed 64

12.3 How the storage memory is exposed 64

12.4 How to manage Wi-Fi and Bluetooth 64

12.5 How to manage the Internal Cellular Modem 65

12.5.1 How to select the MicroSIM card holder to use 65

12.5.2 Note for LE910-NA1 Modem: AT&T / Verizon firmware support 65

12.5.2.1 How to select the AT&T firmware 66

12.5.2.2 How to select the Verizon firmware 66

12.5.3 How to disable/enable the diversity (CELL DIV) function 66

12.6 How to manage the CAN ports 67

12.6.1 How to enable the CAN Bus 5V 67

12.6.2 How to setup a CAN port 67

12.6.3 How to send/receive a message via a CAN port 67

12.7 How the TTL Serial Console is exposed 67

12.8 How to manage the COM ports 68

12.8.1 How to set the termination resistors for COM 0 in RS-485 mode 68

12.8.2 How to set the RS-422/485 modes for COM 0 68

12.8.2.1 How to use the ethsetserial utility to configure the COM ports 68

12.8.2.2 How to implement the ioctl in the source code to configure the COM ports 69

12.8.3 How to set the RS-232/485 modes for COM 1 72

12.8.3.1 How to use the ethsetserial utility to configure the COM ports 72

12.8.3.2 How to implement the ioctl in the source code to configure the COM ports 73

12.8.4 How to test a serial port 75

12.9 How to manage the Digital I/Os 76

12.10 How to manage the LED Indicators 76

12.11 How the Ethernet ports are exposed 76

12.12 How to enable the 3.3V and 5V power supply on the Expansion connector 77

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Contents CPU-310-12 User manual Rev. 1-0

12.13 How the RTC is exposed 78

12.14 How the Watchdog is exposed 79

12.14.1 How to manage the Watchdog using the C programming language 79

12.14.2 How to manage the Watchdog from the command line 79

12.14.3 For more information 80

12.15 How to output Accelerometer and Gyroscope values 80

12.16 How to read the Internal Temperature Sensor 81

12.17 How to know the programmable pushbutton status 81

12.18 The TPM and the tpm2-tools package 81

12.19 Optional: How to manage the ReliaCELL power supply 81

13 How to compile custom software 83

13.1 How to setup the toolchain 83

13.2 How to use the toolchain to compile custom software 83

14 Eurotech Everyware IoT 85

14.1 Everyware Software Framework (ESF) 85

14.2 The ESF Web UI 86

14.3 The ESF Wires application 87

14.4 Everyware Cloud (EC) 88

14.5 For more information 88

15 Mechanical specifications 89

15.1 Product mechanical dimensions 89

16 How to install the product 91

16.1 Prevent damaging electrostatic-sensitive devices 91

16.2 How to install the product 91

17 Power supply. How to turn on/off and reset the product 93

17.1 Power supply specifications 93

17.2 Power IN connector specifications 93

17.3 How to supply power and turn ON the product 94

17.4 How to turn OFF the product 95

17.5 How to reduce the power consumption of the product 95

17.6 How to hardware reset the product 95

18 How to maintain the product 97

18.1 How to prevent damaging electrostatic-sensitive devices 97

18.2 How to safely remove the power supply 97

18.3 How to verify the installation of the product 97

18.4 How to clean the product 98

Appendix 1: Advanced boot options 99

1.1 Advanced boot options availability 99

1.1.1 How to configure a boot option 99

1.1.2 How to gain access to the Bootloader CLI 99

1.1.3 How to change the default boot option 100

1.2 The production fitImage 100

1.2.1 How to define the variants 100

1.2.2 How to manually configure the system to boot from a different DTB within the current fitImage 100

Appendix 2: Expansion connector pin map with respect to device tree pin assignment 103

Notes 105

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CPU-310-12 User manual Rev. 1-0 1 Safety instructions

1 SAFETY INSTRUCTIONS

IMPORTANT: Read carefully and understand the instructions and warnings contained in this

document before installing / using the product. Keep this document for future reference.

To lower the risk of personal injury, electric shock, fire or damage to equipment, observe the instructions

and warnings contained in this document.

Failure to comply with the instructions and warnings contained this document, violates the standards of

safety, design, manufacture, and intended use of the product.

Eurotech assume no liability for any damage caused by failure to observe the instructions and warnings

contained this document.

Whenever you have any doubt regarding the correct understanding of this document, contact the Eurotech

Technical Support (for more information see "How to receive technical assistance" on page17).

1.1 Warning messages used in this document

1.1.1 Warning messages for harm to persons

To indicate an imminently hazardous situation which, if not avoided, will result in death or

serious injury, the following message is used:

DANGER

Sign

(if necessary)

TEXT THAT EXPLAINS THE HAZARD AND THE CONSEQUENCES OF NOT

AVOIDING IT

Text that explains how to avoid this hazard

To indicate a potentially hazardous situation which, if not avoided, could result in death or

serious injury, the following message is used:

WARNING

Sign

(if necessary)

TEXT THAT EXPLAINS THE HAZARD AND THE CONSEQUENCES OF NOT

AVOIDING IT

Text that explains how to avoid this hazard

To indicate a potentially hazardous situation which, if not avoided, could result in minor or

moderate injury, the following message is used:

CAUTION

Sign

(if necessary)

TEXT THAT EXPLAINS THE HAZARD AND THE CONSEQUENCES OF NOT

AVOIDING IT

Text that explains how to avoid this hazard

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1 Safety instructions CPU-310-12 User manual Rev. 1-0

1.1.2 Warning messages for damage to property

To indicate potential risks of damage to the supported product (or to other property), the

following message is used:

NOTICE

Sign

(if necessary)

Text that explains how to avoid damaging the supported product (or other

property)

1.2 Warning: power supply safety

WARNING

ELECTRIC SHOCK HAZARD

Failure to supply power correctly or to follow all operating instructions correctly, may create an

electric shock hazard, which could result in personal injury or loss of life, and / or damage the

equipment or other property.

To avoid injuries and safely supply power to the product, complete the following steps:

1. Observe all the instructions for safety, installation, and operation

2. Make sure your hands are dry

3. Make sure that all the cables used:

a. Are in good condition before using them

b. Meet the product requirements and comply with the relevant standards and

regulations

4. Position cables with care. Do not position cables in places where they may be trampled

or compressed by objects placed on them

5. Make sure that the power-points and plugs are in good condition before using them

6. Do not overload the power-points and plugs

7. Make sure that the product maintains a proper grounding connection

8. Use a power supply that meets the product requirements and complies with the relevant

standards and regulations. In case of uncertainties, contact the Eurotech Technical

Support Team (for more information see "How to receive technical assistance" on

page17)

9. Connect power after the installation of the system has been completed

10. Never connect or disconnect the cables with the system or the external apparatus

switched ON.

1.3 Caution: wireless safety

The antennas used in the product have to be installed with care, to avoid any interference with

other electronic devices and to guarantee a minimum distance from the body (20 cm). In case of

this requirement cannot be satisfied, the system integrator has to assess the final product against

the SAR regulations.

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CPU-310-12 User manual Rev. 1-0 1 Safety instructions

1.4 Warning: battery safety

WARNING

SERIOUS HARM IF BATTERY IS USED INCORRECTLY

Before using the battery always refer to battery manufacturer's instructions for safety.

CAUTION

RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE

Use and replace only with correct size and type.

Dispose of used batteries according to battery manufacturer's instructions.

1.5 How to prevent damaging electrostatic-sensitive devices

NOTICE

HOW TO PREVENT DAMAGING ELECTROSTATIC-SENSITIVE DEVICES

The symbol on the left is applied on electrostatic-sensitive devices.

To prevent damaging electrostatic-sensitive devices, complete the following

steps:

1. Handle the electrostatic-sensitive devices in an ESD Protected Area (EPA)

2. Observe the appropriate antistatic precautions. For example: use a wrist

strap kept in constant contact with bare skin and attached to ground.

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CPU-310-12 User manual Rev. 1-0 2 Consignes de securite

2 CONSIGNES DE SECURITE

IMPORTANT: Lire attentivement et bien respecter les instructions et les avertissements contenus

dans ce document avant d'installer / d'utiliser le produit. Conserver ce document pour s'y référer

à l'avenir.

Pour éviter les risques de blessures, de choc électrique, d'incendie ou de détérioration du matériel, bien

suivre les instructions et les avertissements contenus dans ce document.

Le non-respect des instructions et des avertissements contenus dans ce document constitue une violation

des normes de sécurité, de conception, de fabrication et d'utilisation prévue du produit.

Eurotech rejette toute responsabilité pour les dommages causés en cas de non-respect des instructions et

des avertissements contenus dans ce document.

En cas de doute sur la compréhension de ce document, contacter le Support Technique d’ Eurotech (pour

plus d’informations voir "Comment obtenir une assistance technique" page 19).

2.1 Messages d’avertissement utilisés dans ce document

2.1.1 Messages d’avertissement relatifs au dommage aux personnes

Pour signaler une situation dangereuse imminente qui, si elle n’est pas évitée, entraînera la mort

ou un préjudice grave le message suivant est utilisé:

DANGER

Signal

(si besoin)

TEXTE EXPLIQUANT LE DANGER ET SES CONSÉQUENCES

Texte expliquant comment éviter ce danger

Pour signaler une situation potentiellement dangereuse qui, si elle n’est pas évitée, pourrait

entraîner la mort ou un préjudice grave le message suivant est utilisé:

AVERTISSEMENT

Signal

(si besoin)

TEXTE EXPLIQUANT LE DANGER ET SES CONSÉQUENCES

Texte expliquant comment éviter ce danger

Pour signaler une situation potentiellement dangereuse qui, si elle n’est pas évitée, pourrait

entraîner un préjudice mineur ou modéré le message suivant est utilisé:

ATTENTION

Signal

(si besoin)

TEXTE EXPLIQUANT LE DANGER ET SES CONSÉQUENCES

Texte expliquant comment éviter ce danger

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2 Consignes de securite CPU-310-12 User manual Rev. 1-0

2.1.2 Messages d’avertissement relatifs aux dommages matériels

Pour signaler les risques potentiels de détérioration du produit (ou des produits annexes), le

message suivant est utilisé:

AVIS

Signal

(si besoin)

Texte expliquant comment éviter d'endommager le produit (ou des produits

annexes)

2.2 Avertissement: sécurité de l’alimentation électrique

AVERTISSEMENT

RISQUE DE CHOC ÉLECTRIQUE

Une alimentation électrique incorrecte peut créer un risque de choc électrique, pouvant

entraîner des blessures corporelles ou la perte de vies humaines, et / ou endommager le

produit ou d'autres biens.

Pour éviter les blessures et brancher l'appareil en toute sécurité, procéder comme suit:

1. Respecter toutes les consignes de sécurité, d'installation et d'utilisation

2. S'assurer que les mains sont sèches

3. S'assurer que tous les câbles utilisés:

a. Sont en bon état avant leur utilisation

b. Répondent aux exigences du produit et soient conformes aux normes et

réglementations en vigueur

4. Positionner les câbles avec soin. Ne pas les placer dans des endroits où ils risquent

d'être piétinés ou comprimés par des objets

5. S’assurer que les prises de courant et les connecteurs d’alimentation sont en bon état

avant de les utiliser

6. Ne pas surcharger les prises de courant et les connecteurs d’alimentation

7. S'assurer que le produit est correctement relié à la terre

8. Utiliser une alimentation électrique conforme aux exigences du produit et conforme aux

normes et réglementations en vigueur. En cas d'incertitude, contacter l'équipe

d'assistance technique d'Eurotech (pour plus d'informations, voir "Comment obtenir une

assistance technique" page 19)

9. Ne Brancher l'alimentation électrique qu’une fois l'installation du système terminée

10. Ne jamais brancher ou débrancher les câbles lorsque le système ou un appareil

périphérique sous tension.

2.3 Attention: sécurité sur la connectivité sans fil

Les antennes utilisées dans le produit doivent être installées avec soin et à une distance

minimale de 20 cm de tout autre appareil électronique afin d'éviter toute interférence. Si cette

exigence ne peut être satisfaite, l'intégrateur de système doit évaluer le produit final par rapport à

la réglementation DAS.

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CPU-310-12 User manual Rev. 1-0 2 Consignes de securite

2.4 Avertissement: Sécurité de la Batterie

AVERTISSEMENT

BLESSURES GRAVES SI LA BATTERIE EST UTILISÉE DE MANIÈRE INCORRECTE

Avant d’utiliser la batterie, reportez-vous toujours aux instructions du fabricant de la batterie

pour plus de sécurité.

ATTENTION

RISQUE D’EXPLOSION SI LA BATTERIE DE REMPLACEMENT NE RESPECTE PAS LES

CARACTÉRISTIQUES DE LA BATTERIE INITIALE.

N'utilisez que des batteries de dimensions et de caractéristiques préconisées.

Respectez les instructions du constructeur pour le recyclage de la batterie usagée.

2.5 Comment préserver les appareils sensibles aux décharges

électrostatiques

AVIS

COMMENT PRESERVER LES APPAREILS SENSIBLES AUX DECHARGES

ELECTROSTATIQUES

Le symbole à gauche est appliqué sur les appareils sensibles aux décharges

électrostatiques.

Pour éviter d’endommager les appareils sensibles, procéder comme suit:

1. Manipuler les appareils sensibles aux décharges électrostatiques dans

une zone protégée contre les décharges électrostatiques (EPA)

2. Observer les précautions antistatiques appropriées. Par exemple: utiliser

un bracelet antistatique maintenu en contact permanent avec la peau nue

et attaché au sol.

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CPU-310-12 User manual Rev. 1-0 3 How to receive technical assistance

3 HOW TO RECEIVE TECHNICAL ASSISTANCE

3.1 How to ask for technical support

To ask for technical support, complete the following steps

1. Go to the Eurotech Global Support Centre: https://support.eurotech.com/

2. Submit a support request

3. Wait for the reply from the Support Team with the information you required

3.2 How to send a product for repair

Any product returned to Eurotech, that is found to be damaged due to inadequate packaging, will

not be covered by the warranty.

To send a product for repair, complete the following steps:

1. Go to the Eurotech Global Support Centre: https://support.eurotech.com/

2. Submit an RMA request

3. Wait for the reply from the RMA Department. It will contain:

l The RMA number

l The shipping information

4. Pack the product adequately using anti-static material and place it in a sturdy box with enough

packing material to protect it from shocks and vibrations

5. Ship the product to Eurotech following the information received from the RMA Department.

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CPU-310-12 User manual Rev. 1-0 4 Comment obtenir une assistance technique

4 COMMENT OBTENIR UNE ASSISTANCE TECHNIQUE

4.1 Comment contacter le support technique

Pour demander un support technique, procéder comme suit:

1. Se connecter au Support Eurotech sur: https://support.eurotech.com/

2. Envoyer une demande d’assistance

3. Attendre la réponse de l'équipe de support avec les informations requises

4.2 Comment retourner un produit en service après vente

Tout produit renvoyé à Eurotech, qui se trouve endommagé en raison d'un emballage inadéquat,

ne sera pas couvert par la garantie.

Pour retourner un produit en Service Après Vente, procéder comme suit:

1. Se connecter au Support Eurotech sur: https://support.eurotech.com/

2. Faire une demande de RMA

3. Attendre la réponse du service RMA qui indiquera:

l Le numéro de RMA

l Les informations pour l’expédition

4. Emballer le produit de manière adéquate en utilisant des protections antistatiques et le placer dans

un conditionnement solide contenant suffisamment de matériau d'emballage pour le protéger des

chocs et des vibrations

5. Expédier le produit chez Eurotech selon les informations reçues par mail.

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