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Showing posts from June 2, 2024

Node-Red!!

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Node-Red is a flow-based programming environment created by IBM to control devices using APIs for machine-machine communications.  Node-Red provides a browser based development environment and JSON (javascript object notation) programming structure to create low code applications like dashboards.   There are a bunch of templates developed by Flexradio users that can be imported and customized to create your own dashboards and control panels.   Just about anything with a serial port or ethernet connection can be monitored and controlled using Node-Red. There are many online resources that teach how to use node red.  Some knowledge of computer programing is essential - especially when you need to convert objects to JSON formats,  access attributes withing that object, to parse (listen) for responses from the radio, and create flows that can be used to control the radios, amplifiers, rotors etc that are in your shack. N1SH Stephen Houser maintains the...