Digital Input and Digital Output on the NodeMCU ESP8266

[@martinnunez4163]

thank you very much i didnt know about the diference in the numbers printed on my esp8266 with the actual numbers i have to use in the program

[@praveenathsathyamoorthy495]

Will this work if giv external 5v supply to the board without the usb connection

[@ElectronicsSimplified7]

Yes ....