Making Simple Robots, 2nd Edition

1. The FiberBot Googly Sounds sample program we will build does three

things:

• It makes the LED “googly eye” animation move in the direction you

tilt it.

• It makes the eye roll around if you shake it.

• It plays one of three random robot sounds if you speak to it or make

another loud sound.

The algorithm for the program might look like this:

• Check to see which way the micro:bit is facing. Also listen for a

loud sound.

• If the micro:bit is held facing the ceiling, show an “eye” in the

center of the LED grid.

• If the micro:bit is facing left, or right, move the “eye” to that side

of the LED grid.

• If the micro:bit is facing you, right ...