Sparkfun Electronics Inventor's Kit Manual page 76

Troubleshooting
This Seems Backward
You may be holding the micro:bit in a different orientation. Flip it around and try again!
Servo Isn't Working
Double-check your wiring! Remember, red to 3.3 volts, black to ground, and white to signal.
Experiment 11: Using the Compass
Introduction
This experiment is just plain fun! Have you ever used a compass? Are you a little confused in terms
of which direction to go? Fear not! We will build a digital compass that will keep you on track to the
North Pole using the micro:bit's onboard compass chip!
Parts Needed
You will need the following parts:

1x micro:bit

1x Micro B USB Cable

1x micro:bit Breakout (with Headers)

1x Breadboard

4x Jumper Wires

2x LEDs

2x 100Ω Resistors