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K3 Pro thermometer ROS2 Adapter

This is a ros2 adapter for the K3 Pro Non-Contact Auto Infrared Forehead Thermometer which is developed by Centre for Healthcare Assistive & Robotics Technology (CHART). The adapter extracts temperature information via low-level USB Serial and publishes the relevant information in the form of RoMi-Health Messages. The temperature reading will be published as part of the VSM message of RoMi-Health standardised messages.

Pre-requisites

The following are packages/messages required by the adapter

• RoMi-Health Messages

This package has been tested to be working on:

• Ubuntu 20.04
• ROS2 Galactic

Usage Instructions

Port Access

Access to the port /dev/ttyUSBX must be given the user for the wrapper to work. X is the USB port number assigned to the thermometer. Run the following line in the terminal to provide the user access rights to the relevant USB port.

sudo chown <username> -R /dev/ttyUSBX

Adapter Execution

To run the adapter, run the following:

ros2 run k3_thermometer_ros2 temperature_reader_script