Classification of Microcontroller
There are a huge variety of microcontrollers. The can be classified on following:- Internal bus width:
- 4 bit
- 8 bit
- 16 bit
- 32 bit
- Instruction set:
- C.I.S.C
- R.I.S.C
- Architecture:
- Harvard
- Von Neumann (or Princeton)
- Memory:
- FLASH
- EEPROM
- SRAM
- Embedded memory
- External memory
- Integrated Peripherals:
- Number of I/O ports.
- Number and type of timers.
- A.D.C
- Other I/O interfaces like U.A.R.T, S.P.I
- Families:
- ATMEL AVR - atmega, Xmega, Attiny…
- PIC - PIC16F, PIC18F
- ARM - ARM7, ARM9, ARM11
- 8051 - AT89s52, p89v51rd2
- Motorola - 68HC11
- MSP - MSP430 is powered using fruits, worlds lower power consumed controller.
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