I have been using modbus in Node-Red for a long time, and always had small connection and reliability issues. Until I found out that I was doing it the wrong way. But know I know how to do it the right way, I am sharing my findings with you here. Example flow: https://github.com/nygma2004/km/wiki/Node-Red-Examples#modbus-communication-in-node-red-done-right Chapters: 0:00 Intro 1:14 What is the problem? 4:53 Easy solution 7:21 Bespoke queueing 15:40 Simulate how it works 20:36 Review the code 25:09 How you should implement this 29:10 Final thoughts 31:20 Outro
I have been using modbus in Node-Red for a long time, and always had small connection and reliability issues. Until I found out that I was doing it the wrong way. But know I know how to do it the right way, I am sharing my findings with you here. Example flow: https://github.com/nygma2004/km/wiki/Node-Red-Examples#modbus-communication-in-node-red-done-right Chapters: 0:00 Intro 1:14 What is the problem? 4:53 Easy solution 7:21 Bespoke queueing 15:40 Simulate how it works 20:36 Review the code 25:09 How you should implement this 29:10 Final thoughts 31:20 Outro