Introduction
Input/Output Pins — Documentation BBC micro:bit MicroPython 0.5.0
Overview, Introducing Adafruit CLUE
Introduction
Input/Output Pins — BBC micro:bit MicroPython 1.0.1 documentation
Tutorials
Overview, Introducing Adafruit CLUE
Overview, Sino:bit with Arduino
Digital Inputs, MicroPython Hardware: Digital I/O
MicroPython Store