06-12-2022, 12:56 PM
there is information about this in node-red forum: https://discourse.nodered.org/t/modbus-f...ng/53942/8
i suggest you use "serial" node to test firstly, not need "modbus" node test firstly. so that can confirm whether hardware serial is enabled.
i suggest you use "serial" node to test firstly, not need "modbus" node test firstly. so that can confirm whether hardware serial is enabled.