AN OVERVIEW OF MICROCONTROLLERS-51

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AN OVERVIEW OF MICROCONTROLLERS-51

 

These were microcontrollers developed  by INTEL Corpration. The 1st device which was commercialy offered by Intel corporation was 8051. The main features of this microcontroller were

  • 4 Kbyte o ROM
  • 128 byte of RAM
  • Four 8 bit input/output ports
  • Two sixteen bit timers
  • Serial interface
  • 64K external code memory
  • 64K external data memory
  • Boolean processor
  • 210 bit addressable locations

Here are some microcontrollers with specific features:

 

NO

On chip code memory

On chip data memory

timer

8051

4k ROM

128 byte

2

8031

0 k

128 byte

2

8751

4k EPROM

128 byte

2

8052

8K ROM

256 byte

3

8032

0K

256 byte

3

8752

8KEPROM

256 byte

3

 

For 8083,8032:

No on chip memory.Externally RAM and ROM are connected for programming purpose.



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saimazahoor

this is me,the cutest and the most charming saima zahoor

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