## Prior learning/place of lesson in scheme of work
Learn how to convert your BBC micro:bit into a telegraph using a second BBC micro:bit as well as pin P1, P2, 3V, GND, and crocodile clips (or spring clips). The connect BBC micro:bit uses pins P1, P2, 3V, GND.
## Objectives
* learn how to setup the BBC micro:bit with crocodile clips