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For questions about NodeMCU, an open source IoT platform which includes firmware for running on the ESP8266.

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I am trying to hook 12V RGB Led Strip (LTROP SMD 5050 RGB LED Light Strip) to a NodeMCU unit. I know there are many different tutorials on this and I am very new to wiring and electric circuits. I … ); Serial.println("Finished loop"); } I suspect nothing works because NodeMCU and the LED are using different power sources and the fact they have common ground doesn't seem to be everything required. …
asked Dec 12 '16 by abolotnov