• Integrated LED stat InternalLED
    This bloc will control the internal LED of the NODEMCU. (Video)
  • Digital writeDigitalWrite
    Write a HIGH or a LOW value to a digital pin. (Video)Example: blinking an LED connected to the port D0

Digital read Digitalread
Reads the value from a specified digital pin, either HIGH or LOW.







  • Analog readAnalogRead
    Reads the value from the specified analog pin. The NODEMCU has only one analog pin. It will map input voltages between 0 and 5 volts into integer values between 0 and 1023.