Renesas Starter Kit+ User manual

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Getting started with the Renesas Starter Kit+ for RX65N-2MB

This tutorial provides instructions for getting started with the Renesas Starter Kit+ for RX65N-2MB. If

you do not have the Renesas Starter Kit+ for RX65N-2MB, visit the AWS Partner Device Catalog, and

purchase one from our partners.

This document explains how to conﬁgure AWS IoT Core and FreeRTOS to connect your device to the

AWS Cloud.

Overview

This tutorial contains instructions for the following getting started steps:

A Hardware Requirement.

B Installing tool and software on the host machine for developing.

C Creating Policy for Device

D Device on AWS IoT Core

E Set up the Renesas Starter Kit+ for RX65N-2MB.

F Cross compiling a FreeRTOS demo application to a binary image.

G Loading the application binary image to your board, and then running the application.

H Monitoring MQTT messages on the cloud.

A. Hardware Requirement

1. Renesas Starter Kit+ for RX65N-2MB with Trusted Secure IP (R5F565NEHDFC) or

Renesas Starter Kit+ for RX65N-2MB without Trusted Secure IP (R5F565NEDDFC)

https://www.renesas.com/us/en/products/microcontrollers-microprocessors/rx-32-bit-performance-

efficiency-mcus/rx65n-2mb-starter-kit-plus-renesas-starter-kit-rx65n-2mb

2. Mini-B USB cables x1

These cables can be used to connect the PC to the Renesas Starter Kit+ for RX65N-2MB

3. E2 Lite Emulator (required)

https://www.renesas.com/us/en/software-tool/e2-emulator-lite-rte0t0002lkce00000r.

4. +5V power adapter

Recommend to use Renesas Starter Kit+ for RX65N-2MB with Trusted Secure IP

(R5F565NEHDFC). Go to Troubleshooting section to solve any issues.

B. Installing software and tool on the host machine for developing

Note: Host machine running Windows 8.1 or 10.

To download and install e2studio

1. Go to the Renesas e2studio installer download page and download the offline installer.

2. You are directed to a Renesas Login page.

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If you have an account with Renesas, enter your username and password and then choose

If you do not have an account, choose Register now, and follow the first registration steps.

You should receive an email with a link to activate your Renesas account. Follow this link to

complete your registration with Renesas, and then login to Renesas.

3. After you log in, download the e2studio installer to your computer.

4. Open the installer and follow the steps to completion.

For more information, see the e2studio on the Renesas website.

Note: Linux and MacOS are not supported.

To download and install the GCC for Renesas 8.3.0.202004-GNURX Toolchain Package

1. Download GCC for Renesas 8.3.0.202004-GNURX Toolchain.

2. Open the executable and install the compiler.

To download Tera Term

Go to https://ttssh2.osdn.jp/index.html.en to download the software.

C. Create a Policy for a Device

User needs to create AWS account. Refer to the instructions at Set up your AWS Account.

Follow the steps outlined in these sections to create your account and a user and get started:

Sign up for an AWS account.

Create a user and grant permissions.

Open the AWS IoT console.

Pay special attention to the Notes.

If user created AWS account already in the past, please skip this step.

1. Type IoT Core in search bar and click IoT Core

AWS IoT Core Selection

2. Go to SecurePolicies

Click on Create to create a policy

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Create a policy

In the Name field, enter a name for the policy.

Then, change to Advanced mode

Give a policy name

Add following text to Advanced mode

{

"Version": "2012-10-17",

"Statement":

[

{

"Effect": "Allow",

"Action": "iot:Connect",

"Resource": "*"

{

"Effect": "Allow",

"Action": "iot:Publish",

"Resource": "*"

{

"Effect": "Allow",

"Action": "iot:Subscribe",

"Resource": "*"

{

"Effect": "Allow",

"Action": "iot:Receive",

"Resource": "*"

}

]

} Add statements for policy

3. Create a policy

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Create a policy

Note: The examples in this document are intended only for dev environments. All devices in your fleet must have credentials

with privileges that authorize only intended actions on specific resources. The specific permission policies can vary for your use

case. Identify the permission policies that best meet your business and security requirements. For more information, refer to

Example policies and Security Best practices.

D. Creating Device on AWS IoT Core

4. Create a Thing

Select ManageThingsCreate to create a thing

Create a thing

5. Select the Create a single thing

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Create a single thing

6. Add name to thing and Next

Add name to a single thing

7. Add a certificate for thing

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Create a certificate for thing

8. Attach a policy to thing

Click the Download button next to each of the certificates, keys and save in local PC or

host machine.

Click the Activate button to activate the certificate.

Select Attach a policy and choose the policy you created in section C.

Attach a policy

9. Register policy to thing

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E. Set up the Renesas Starter Kit+ for RX65N-2MB

To confirm functionality on Renesas Starter Kit+ for RX65N-2MB

Connect the positive +5V power adapter to the PWR connector on the RSK+ for RX65N-2MB.

Connect your computer to the USB-to-serial port on the RSK+ for RX65N-2MB.

Connect a router or internet-connected Ethernet cable to the Ethernet port on the RSK+ for

RX65N-2MB.

Connect Renesas Starter Kit+ for RX65N-2MB to power PC

To set up the E2 Lite Debugger module

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Use the 14-pin ribbon cable to connect the E2 Lite Debugger module to the ‘E1/E2 Lite’ port

on the RSK+ for RX65N-2MB.

Use a USB cable to connect the E2 Lite debugger module to your host machine. When the

E2 Lite debugger is connected to both the board and your computer, a green ‘ACT’ LED on

the debugger flashes.

After the debugger is connected to your host machine and RSK+ for RX65N-2MB, the E2

Lite debugger drivers begin installing.

Note that administrator privileges are required to install the drivers.

F. Cross compiling a FreeRTOS demo application to a binary image

Now that you have conﬁgured your board, you are ready to build and run the project on your board.

Build the FreeRTOS Demo in e2studio

To download and build the demo in e2studio

1. Launch e2studio from the Start menu.

2. On the Select a directory as a workspace window, browse to the folder that you want to work

in, and choose Launch.

3. The first time you open e2studio, the Toolchain Registry window opens. Choose Renesas

Toolchains and confirm that GCC for Renesas 8.3.0.202004-GNURX is selected. Choose

4. If you are opening e2studio for the first time, the Code Generator Registration window appears.

Choose OK.

5. The Code Generator COM component register window appears. Under Please restart

e2studio to use Code Generator, choose OK.

6. The Restart e2studio window appears. Choose OK.

7. e2studio restarts. On the Select a directory as a workspace window, choose Launch.

8. On the e2studio welcome screen, choose the Go to the e2studio workbench arrow icon.

9. Right-click the Project Explorer window and choose Import.

10. In the import wizard, choose General, Renesas GitHub FreeRTOS (with IoT libraries) Project,

and the choose Next.

11. Choose Browse to specify a folder to copy downloaded RTOS content in order to import project.

12. In RTOS version setting, choose Check for more version… to see a list of all supported RTOS

version. On the FreeRTOS (with IoT libraries) Module Download window, select the

FreeRTOS version (recommended: v202012.00-rx-1.0.0 ) you want to work on by clicking the

checkbox, then choose Download.

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13. Once download is completed, choose Next in the Renesas GitHub FreeRTOS (with IoT

libraries) Project window.

14. If you are not using an empty folder, the Copy Resources warning message appears.

Choose Yes.

15. Choose the project aws_demos (${FOLDER_DIR}/projects/renesas/rx65n-

rsk/e2studio-gcc/aws_demos), then choose Finish.

16. From Project menu, choose Build All.

The build console issues a warning message that the License Manager is not installed. You can

ignore this message unless you have a license key for the CC-RX compiler. To install the License

Manger, see the License Manager download page.

G. Loading the application binary image to your board, and then running

the application

To run the project in e2studio

1. Confirm that you have connected your computer to the USB-to-serial port on Renesas Starter

Kit+ for RX65N-2MB.

2. From the top menu, choose Run, Debug Configurations….

3. Expand Renesas GDB Hardware Debugging and choose aws_demos HardwareDebug.

4. Choose the Debugger tab, and then choose the Connection Settings tab. Confirm that your

connection settings are correct.

5. Choose Debug to download the code to your board and begin debugging.

You might be prompted by a firewall warning for e2-server-gdb.exe. Check Private

networks, such as my home or work network, and then choose Allow access.

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6. e2studio might ask to change to Renesas Debug Perspective. Choose Yes.

7. After the code is downloaded to the board, choose Resume to run the code up to the first line of

the main function. Choose Resume again to run the rest of the code.

H. Monitoring MQTT messages in the cloud

You can use the MQTT client in the AWS IoT console to monitor the messages that your device

sends to the AWS Cloud.

To subscribe to the MQTT topic with the AWS IoT MQTT client

1. Sign in to the AWS IoT console.

2. In the navigation pane, choose Test to open the MQTT test client.

3. In Subscription topic, enter #, and then choose Subscribe to topic.

4. Successful demo run looks like following the picture

For the latest projects released by Renesas, see the renesas fork of the amazon-freertos

repository on GitHub.

Troubleshooting

For general troubleshooting information about Getting Started with FreeRTOS, see Troubleshooting

getting started.

The following information is for debugging if any troubles.

1. Open e2studio to debug

Make sure that debug configuration is same as the following setting.

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