RPICT and Node-Red hosted on Raspberrypi: Difference between revisions
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(Created page with " Make sure any program using the ttyAMA0 serial is off (emonhub, python programs etc). We assume a fresh install of Raspbian in this document. Make sure you have followed t...") |
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Open a browser and go the indicated address. http://192.168.1.206:1880 for us here. | Open a browser and go the indicated address. http://192.168.1.206:1880 for us here. | ||
How to setup Node-Red depends on what the user wants to achieve. We will show a simple example here how to split the data from the serial string. | |||
Start to build a flow with a ''Serial Input'' a ''Function'' block and ''Debug'' output. | |||
Revision as of 14:10, 30 May 2019
Make sure any program using the ttyAMA0 serial is off (emonhub, python programs etc).
We assume a fresh install of Raspbian in this document.
Make sure you have followed the steps to setup the serial port first. Howto setup Raspbian for serial read
Install Node-Red as follow
sudo apt-get install nodered
Start Node Red
node-red-start
You will see a similar message to this below at the top
Once Node-RED has started, point a browser at http://192.168.1.206:1880
Open a browser and go the indicated address. http://192.168.1.206:1880 for us here.
How to setup Node-Red depends on what the user wants to achieve. We will show a simple example here how to split the data from the serial string.
Start to build a flow with a Serial Input a Function block and Debug output.