Thursday, April 12, 2012
A microprocessor is a programmable digital electronic circuit that incorporates the functions of a central processing unit on a single semiconducting integrated circuit.
Microprocessor (Intel 8085) architecture and its operation
The internal architecture of the 8085 CPU is Capable of performing the following operations:
§ Store 8-bit data (Registers, Accumulator).
§ Perform arithmetic and logic operations (ALU).
§ Test for conditions (IF / THEN).
§ Sequence the execution of instructions.
§ Store temporary data in RAM during execution.
Operation with bus
There are three types of microprocessor bus:
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