What is the main function of Arduino Uno?

Related questions

1. Why do we use PWM?
2. Can Arduino handle 9v?
3. Is Arduino Nano same as Uno?
4. How do I connect my Arduino Nano to power?
5. Can I power Arduino with 12v?
6. Why PWM is used in DC motor?
7. How is PWM generated?
8. Can I power Arduino with 9v battery?
9. Can you power Arduino with a 9v battery?
10. Can Arduino control motors?

Tags

1. #inputs
2. #started
3. #input
4. #great
5. #button
6. #choice
7. #arduino
8. #outputs
9. #first
10. #power
11. #analog
12. #everything
13. #output
14. #which
15. #nothing
16. #connection
17. #digital
18. #reset