| Keyword | Definition |
|---|---|
| accelerometer | an input sensor which can detect motion and the direction of gravity |
| button | an input device which can be pressed to trigger events in your code |
| compass | an input device which can be used to measure which direction the microbit is pointing |
| input | a sensor that allows a microbit to read data in from the world around it |
| LED | an output device which can light up |
| light sensor | an input device which measure how light or dark the area around the microbit is |
| microphone | an input sensor which detects changes in air pressure so can measure and record sound |
| output | a device that allows a microbit to send information to the world around it (e.g. light or sound) |
| pins | connectors on the microbit which can be used to connect to other devices |
| radio | an input and output device which can be used to send and receive data to and from other microbits nearby |
| speaker | an output device which can play sounds, music or speech |
| temperature sensor | an input sensor which can measure how hot or cold the microbit is |
| touch pin | an input device which can be used to detect when someone touches a certain part of the microbit |
| USB interface | a connector on the microbit which can be used to connect it to a computer |
