The best input and output pins on the NodeMCU ESP32 and ESP8266

ESP8266 NodeMCU pinMode Diagram: github.com/thehookup/Wireless_MQTT_Doorbell/blob/m…

ESP32 NodeMCU Pin Diagram: github.com/thehookup/ESP32_Ceiling_Light/blob/mast…

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Buy an ESP32 NodeMCU: amzn.to/2JVgEvx

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