Customization of the nRF Asset Tracker

This section walks you through the customization of the nRF Asset Tracker for your own product. It shows how to visualize additional sensor data on the Cat Tracker web application.

Through the example, the following changes are made:

1. Device Simulator UI is modified to generate the heart rate sensor data.

2. Cat Tracker web application is modified to display the sensor data.

The following video and table show the customization steps and the associated timestamps:

Customizing the nRF Asset Tracker for AWS - Adding a heart rate sensor (video)

Time	Chapter
00:06	Adding the heart rate measurement functionality to the Cat Tracker
01:55	Customization overview
02:25	Introduction to device simulator UI
03:01	Cloning and running the device simulator UI
03:56	Creating a new device certificate for the device simulator
04:36	Using the simulated device with the simulator UI
05:19	Batch mode
06:09	Adding the heart rate data UI to the simulator
09:46	Using the updated simulator UI
11:24	Customizing the Cat Tracker web application
12:29	Code walkthrough
14:01	How the new chart is built
14:58	General introduction to charts
15:36	How to query Timestream
16:52	Timestream query editor
19:28	Summary
20:14	Outro

If you have feedback on improving this Customization guide, share your ideas in DevZone or in the GitHub repository.

Before you start, ensure that you have set up the nRF Asset Tracker for AWS. See the subpages for further steps.

Subpages:

• Run the device simulator UI
• Customize the device simulator UI
• Customize the Cat Tracker web application