NodeMCU & Node-RED

General
1

How to connect NodeNodeMCU to Node-RED directly?.

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I would recommend using MQTT but you can connect in myriad different ways

3

Hi @wael5300 , I know two ways, first is via USB-SERIAL with the Serial Nodes, and the second one is using MQTT communication, you need a MQTT broker to communicate, and use the MQTT nodes. i hope it helps you!!

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