Technical summary
The micro:bit (also written BBC micro:bit or micro bit) is a single-board computer unique3 with an ARM processor. Designed in the United Kingdom for educational use at first, the nano computer is now available to the general public in many countries.
The 4x5cm board carries an ARM Cortex-M0 processor, a 3D motion sensor (or accelerometer) and a 3D magnetometer (or digital compass), Bluetooth and USB connectors, a 5x5 LED matrix (25 light-emitting diodes), a reset button and two programmables3 buttons. The small printed circuit board can be powered by a USB connector on the micro-USB port or by two AAA batteries (3V) in series on another connector. The board is connected using five rings and 20 connexion4 pins.
