B. E./B. Tech. Degree examination, april/may 2011 Sixth Semester
Compare Microprocessor and Microcontroller
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10. Compare Microprocessor and Microcontroller.
Microprocessor
Microcontroller
1.
Microprocessor contains ALU
, general Microcontroller
contains the circuitry of
Purpose register counter
, clock timing microprocessor
and in addition it has
Circuit and interrupt circuit.
Builtin ROM
, RAM,
IO devices and
Counter.
2. It has many instructions to move data It has many instructions to move between memory and CPU. data between memory and CPU.
3. It has one or two bit handling it has many bit handling instructions. instruction .
4. Access times for memory and IO Less access
times for builtin memory
Devices are more. and IO devices.
DEPARTMENT OF ELECTRONICS
AND COMMUNICATION ENGINEERING
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