Control Signal of Processor-
Control signal are electronic signals that orchestrate the various
processor units participating in the execution of an instruction. Central signals are sent using an element called
a sequenced. For example read and write signal allows the memory to be told
that the processor wants to read and write information.
Function Unit of Processor- The
processor the madeup of the group to interrelated units (or control unit) Microprocessor architecture varies
considerably from one design to another but the main elements of a
microprocessor are as fallows.
A control unit that links the incoming data,
decodes it, and sends it to the execution unit, the central unit is made up of
the following elements.
Sequencer of Processor (or monitor and Logical Unit)- That synchronize instruction execution with the
clock speed . It also sends control
signals.
An execution Unit(or processing unit)- That accomplish tasks assigned to it by the
instructions unit. The execution unit is
made of the following elements.
The arithmetical and logical unit (written ALU). The ALU perform basic arithmetical
calculation and logic functions (And or Exclusive or etc).
The floating point unit
(written FPU) that performs partial complex calculations which cannot be done
by the arithmetical and logic unit.
Bus Management Unit-
That manage the flow of incoming and outgoing information and that
interfaces with system RAM.
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