42 lines
1.0 KiB
Markdown
42 lines
1.0 KiB
Markdown
# answering machine blocks lesson
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create an answering machine on the BBC micro:bit #docs
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### @video td/videos/answering-machine-0
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## Topic
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Show String
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## Quick Links
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* [activity](/microbit/lessons/answering-machine/activity)
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* [quiz](/microbit/lessons/answering-machine/quiz)
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* [quiz answers](/microbit/lessons/answering-machine/quiz-answers)
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* [challenges](/microbit/lessons/answering-machine/challenges)
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## Prior learning / place of lesson in scheme of work
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Learn how to creating a message with a **string**, `show string` to write your message. We will be learning how to create a message using simple commands, such as show string and on button pressed.
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## Documentation
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```docs
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basic.showString('Hi!')
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input.onButtonPressed(Button.A, () => {
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})
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```
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* **on button pressed** : [read more...](/microbit/reference/input/on-button-pressed)
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## Objectives
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* learn how to show a string on the LED screen one character at a time
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* learn how to use to register an event handler that will execute whenever an input button is pressed
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