Lesson 6

Grove - Mini Fan

It is a DC motor driver and can drive motors in different speed while reading different voltages via the analog signal connector.

Task 1

• Program the micro:bit to turn on the mini fan at different speeds.
• When Button A is pressed, the mini fan will turn at a slow speed.
• When Button B is pressed, the mini fan will turn at a faster speed.
• When both Button A and B is pressed, the mini fan will stop turning.

Task 2

• Program the micro:bit to turn on the mini fan automatically when the temperature is more than 30 degrees celsius.