Page 70 - Ai Robogenius

Other ways to use these buttons include:

User Input: Buttons act as input devices that allow you to control the program,
such as starting a timer with Button A or stopping it with Button B.

Triggering Events: Each button can trigger a specific action, like showing a

message with Button A or clearing the screen with Button B.

Controlling Programs: Buttons can move between steps or select options, for

example, pressing Button A for Yes and Button B for No in a quiz.
Counting and Tracking: The micro:bit can count how many times each button

is pressed, helping you create a counter that increases every time Button A

is pressed.

Games and Fun Projects: Buttons make games interactive, such as using Button
A to move a player left and Button B to move right.

Custom Actions: Both buttons can be pressed together to perform a new task,

like displaying a special message or resetting the program.

CHALLENGE CHAIN

Open the micro:bit and complete the following:
Level 1: Show a happy face with Button A.

Level 2: Show a sad face with Button B.

Level 3: Show a heart when both buttons are pressed.

A student created a game using the micro:bit where pressing Button A
moves a character left, but it moves slowly. What can the student adjust
in the program to increase the speed?

Press Button to Show a Smiley

In this activity, you will learn how to display a smiley face on the micro:bit when a
button is pressed. You will use the button to trigger the smiley icon, which will help
you practice controlling inputs and outputs on the micro:bit.

AI RoboGenius - III
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