microprocessor systems and microcontroller

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Across
  1. 2. accumulator of microchip PIC
  2. 4. fetches the instructions from the memory
  3. 9. in most electronic devices
  4. 12. example of microprocessor
  5. 13. higher level languages
  6. 14. electrically erasable ROM
  7. 15. is used to indicate which instruction is needed next.
  8. 18. this groups inculdes members of the PIC10,PIC12 and PIC16 families
  9. 21. is the native language of a microprocessor
  10. 23. 4-bit microcontrollers
  11. 24. included in peripheral support devices
  12. 25. random access memory
  13. 26. example of microcontoller
  14. 27. a microprocessor plus additional peripheral support devices integrated into a single package
  15. 29. is a special-purpose computer system designed to perform one or a few dedicated functions, sometimes with real-time computing constraints.
Down
  1. 1. are microcontrollers
  2. 2. application of microcontrollers
  3. 3. an integrated circuit which forms the central processing unit for a computer or embedded controller,but requires additional support circuitry to function
  4. 5. PIC microcontrollers used
  5. 6. used for mass storage
  6. 7. are created and named by the programmer and must be allocated in the reserved memory space.
  7. 8. microcontroller advantages
  8. 10. 16-bit microprocessors
  9. 11. this group includes members of the PIC12 and PIC16 families
  10. 16. developed Harvard architecture
  11. 17. this groups includes members of the PIC18 families
  12. 19. indicates which location the data should come from or go to
  13. 20. other local processors
  14. 22. essential attributes of embedded systems
  15. 28. erasable ROM