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AWS IoT ExpressLink SARA-R5 Starter Kit - Getting started 

UBX-21042016 - R02 

Setup your AWS account and permissions for IoT development

 

Page 6 of 20 

C1-Public  

 

Open  a  terminal  application  on  your  host  machine  (e.g.,  TeraTerm  or  Docklight  for  Windows  or 
CoolTerm for Mac) and select the port corresponding to the evaluation kit. Configure the terminal 
application as follows 

 and take special note of the first three items: 

 

End of line:  line feed (i.e. 0x0a, 

not

 0x0d) 

 

Local echo:  yes 

 

Flow control:  none 

 

Baud rate: 

115200 

 

Bits: 

 

Parity: 

none 

 

Stop:  

 

u-blox  m-center  and  tools  such  as  PuTTY  will  NOT  work  with  the  u-blox  AWS  IoT  ExpressLink 
SARA-R5  module  since  those  tools  use  carriage  return  as  a  line  ending  when  sending  to  the 
module, not line feed. 

For a quick check, turn the cellular module on by pressing the 

SARA O

n”

 button on the carrier board 

for around one second. Your terminal window should show the welcome message 

Welcome to u-blox 

AWS IoT ExpressLink SARA-R5

 from the cellular module

1

. In the terminal window type 

AT

 and press 

<return>.  If  you  receive  the  answer 

OK

,  congratulations!  You  have  successfully  connected  the 

evaluation kit to your host machine. 

Keep the terminal application open and connected, as it is needed for the subsequent steps. 

4

 

Setup your AWS account and permissions for 
IoT development 

Refer to the instructions at 

Set up your AWS Account

Follow the steps outlined at that link to: 

 

sign up for an AWS account, 

 

create a user and grant permissions, 

 

open the AWS IoT console. 

Pay special attention to the notes. 

 

1

 One or two unprintable characters may appear before the welcome message; these are part of the module boot sequence and 

can be ignored. 

Summary of Contents for AWS ExpressLink SARA-R5

Page 1: ...ter Kit which consists of a u blox AWS IoT ExpressLink SARA R5 module mounted on a SparkFun carrier board such that it can be used with a variety of microcontrollers or an attached PC The u blox AWS I...

Page 2: ...or third parties may hold intellectual property rights in the products names logos and designs included in this document Copying reproduction modification or disclosure to third parties of this docum...

Page 3: ...p your AWS account and permissions for IoT development 6 5 Registering AWS IoT ExpressLink SARA R5 with your development account 7 5 1 Setting up the module 7 5 2 Registering with your AWS account 8 5...

Page 4: ...rences the SARA R5 module mounted on the board is a SARA R510S not a SARA R510M8S and hence the board a does NOT include GNSS functionality and so is not provided with a GNSS antenna and b does NOT po...

Page 5: ...the M 2 socket on the board allowing you to experiment with driving the module from a microcontroller please refer to the ESP32 documentation for how to develop software using the ESP32 chip 2 3 User...

Page 6: ...e feed For a quick check turn the cellular module on by pressing the SARA On button on the carrier board for around one second Your terminal window should show the welcome message Welcome to u blox AW...

Page 7: ...eam SIM is inserted in the board a cellular antenna is connected to the antenna connector marked LTE you are in range of a cellular network that supports LTE M the board is connected to a host machine...

Page 8: ...e does not yet know the radio environment and must search all of the global LTE M RF bands on each visible cellular network Connections should be quicker on subsequent attempts as the module will reme...

Page 9: ...R5 module still switched on In the terminal application type the command AT CONF ThingName and press return The configuration parameter name ThingName is case sensitive 4 Copy the sequence of numeric...

Page 10: ...s return You must use the name Certificate and NOT the more recently introduced Certificate pem which is not supported necessary in this release 6 Copy the returned string including BEGIN CERTIFICATE...

Page 11: ...AWS IoT ExpressLink SARA R5 with your development account Page 11 of 20 C1 Public 8 Under Certificate select Choose file and upload the file ThingName cert pem from step 6 9 Under Certificate status...

Page 12: ...ext below Version 2012 10 17 Statement Effect Allow Action Resource then click Create to create the policy Note the examples in this document are intended only for development environments All devices...

Page 13: ...ONNECT once more and press return After a short while you should receive the response OK 1 CONNECTED Congratulations You have successfully connected to your AWS cloud account 16 To close the connectio...

Page 14: ...pic filter and then click Subscribe 6 1 Connecting With the u blox AWS IoT ExpressLink SARA R5 module switched on in the terminal application establish a secure connection by typing the command AT CON...

Page 15: ...ceiving data and commands from the AWS cloud To receive messages on your device in the terminal application type the command AT CONF Topic1 MyTopic and press return You should receive the response OK...

Page 16: ...instance if you typed the command AT CONF Topic2 MyTopic i e leaving off the leading and pressed return then subscribed to that topic by typing the command AT SUBSCRIBE2 and pressing return then in th...

Page 17: ...account the connection is to the endpoint of the device in that account not just the cellular network and so it cannot succeed until all of the registration steps have been completed If CONNECT has wo...

Page 18: ...n emergency restart of the module will be performed On the SparkFun MicroMod Asset Tracker board a SARA On button is provided which will assert the PWR_ON pin while pressed The PWR_ON pin is a toggle...

Page 19: ...l 4 AWS IoT ExpressLink example code 5 u blox SARA R5 series data sheet UBX 19016638 6 u blox SARA R5 series system integration manual UBX 19041356 7 ESP32 development guide For product change notific...

Page 20: ...t_ap u blox com Regional Office China Beijing Phone 86 10 68 133 545 Email info_cn u blox com Support support_cn u blox com Regional Office China Chongqing Phone 86 23 6815 1588 Email info_cn u blox c...

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