Using Ultrasonic sensor with node-red
Last updated
Last updated
Assoc. Prof. Wiroon Sriborrirux, Founder of Advance Innovation Center (AIC) and Bangsaen Design House (BDH), Electrical Engineering Department, Faculty of Engineering, Burapha University
First you need to install node-red-node-pisrf
After you install node-pisrf already you will see rpi-srf in Raspberry Pi column. Then you just drag and drop as figure below:
Then you need to connect Ultrasonic sensor with Raspberry Pi. You can connect as pin below:
After connect Ultrasonic sensor with raspberry Pi already now back to the node-red and do as below:
Add debug and connect it as below:
Add dashboard
Double on gauge
Then it will bring you into this dashboard page.
Now back to node-red and click on gauge again and change Units and Range and Deploy it again.
Then back to Dashboard page you will see
