How many types of microcontroller are there?

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Tags

1. #controllers
2. #counters
3. #comparators
4. #interfaces
5. #usart
6. #analog
7. #programmable
8. #controller
9. #timers
10. #different
11. #architectures
12. #microcontrollers
13. #interrupts
14. #ports
15. #number
16. #converters
17. #interface
18. #channels
19. #those
20. #available